diff --git a/app/victoria-metrics/testdata/graphite/graphite-selector.json b/app/victoria-metrics/testdata/graphite/graphite-selector.json new file mode 100644 index 000000000..5ab1c3ce9 --- /dev/null +++ b/app/victoria-metrics/testdata/graphite/graphite-selector.json @@ -0,0 +1,17 @@ +{ + "name": "graphite-selector", + "issue": "", + "data": [ + "graphite-selector.bar.baz 1 {TIME_S-1m}", + "graphite-selector.xxx.yy 2 {TIME_S-1m}", + "graphite-selector.bb.cc 3 {TIME_S-1m}", + "graphite-selector.a.baz 4 {TIME_S-1m}"], + "query": ["/api/v1/query?query=sort({__graphite__='graphite-selector.*.baz'})&time={TIME_S-1m}"], + "result_query": { + "status":"success", + "data":{"resultType":"vector","result":[ + {"metric":{"__name__":"graphite-selector.bar.baz"},"value":["{TIME_S-1m}","1"]}, + {"metric":{"__name__":"graphite-selector.a.baz"},"value":["{TIME_S-1m}","4"]} + ]} + } +} diff --git a/app/victoria-metrics/testdata/prometheus/with_request_extra_filter.json b/app/victoria-metrics/testdata/prometheus/with_request_extra_filter.json new file mode 100644 index 000000000..5bfbece19 --- /dev/null +++ b/app/victoria-metrics/testdata/prometheus/with_request_extra_filter.json @@ -0,0 +1,8 @@ +{ + "name": "basic_select_with_extra_labels", + "data": ["[{\"labels\":[{\"name\":\"__name__\",\"value\":\"prometheus.tenant.limits\"},{\"name\":\"baz\",\"value\":\"qux\"},{\"name\":\"tenant\",\"value\":\"dev\"}],\"samples\":[{\"value\":100000,\"timestamp\":\"{TIME_MS}\"}]},{\"labels\":[{\"name\":\"__name__\",\"value\":\"prometheus.up\"},{\"name\":\"baz\",\"value\":\"qux\"}],\"samples\":[{\"value\":100000,\"timestamp\":\"{TIME_MS}\"}]}]"], + "query": ["/api/v1/export?match={__name__!=''}&extra_label=tenant=dev"], + "result_metrics": [ + {"metric":{"__name__":"prometheus.tenant.limits","baz":"qux","tenant": "dev"},"values":[100000], "timestamps": ["{TIME_MS}"]} + ] +} diff --git a/app/vmagent/remotewrite/client.go b/app/vmagent/remotewrite/client.go index 2b0332f05..d8cbfd3c8 100644 --- a/app/vmagent/remotewrite/client.go +++ b/app/vmagent/remotewrite/client.go @@ -171,36 +171,45 @@ func getTLSConfig(argIdx int) (*tls.Config, error) { func (c *client) runWorker() { var ok bool var block []byte - ch := make(chan struct{}) + ch := make(chan bool, 1) for { block, ok = c.fq.MustReadBlock(block[:0]) if !ok { return } go func() { - c.sendBlock(block) - ch <- struct{}{} + ch <- c.sendBlock(block) }() select { - case <-ch: - // The block has been sent successfully - continue + case ok := <-ch: + if ok { + // The block has been sent successfully + continue + } + // Return unsent block to the queue. + c.fq.MustWriteBlock(block) + return case <-c.stopCh: // c must be stopped. Wait for a while in the hope the block will be sent. graceDuration := 5 * time.Second select { - case <-ch: - // The block has been sent successfully. + case ok := <-ch: + if !ok { + // Return unsent block to the queue. + c.fq.MustWriteBlock(block) + } case <-time.After(graceDuration): - logger.Errorf("couldn't sent block with size %d bytes to %q in %.3f seconds during shutdown; dropping it", - len(block), c.sanitizedURL, graceDuration.Seconds()) + // Return unsent block to the queue. + c.fq.MustWriteBlock(block) } return } } } -func (c *client) sendBlock(block []byte) { +// sendBlock returns false only if c.stopCh is closed. +// Otherwise it tries sending the block to remote storage indefinitely. +func (c *client) sendBlock(block []byte) bool { c.rl.register(len(block), c.stopCh) retryDuration := time.Second retriesCount := 0 @@ -236,7 +245,7 @@ again: select { case <-c.stopCh: timerpool.Put(t) - return + return false case <-t.C: timerpool.Put(t) } @@ -247,7 +256,7 @@ again: if statusCode/100 == 2 { _ = resp.Body.Close() c.requestsOKCount.Inc() - return + return true } metrics.GetOrCreateCounter(fmt.Sprintf(`vmagent_remotewrite_requests_total{url=%q, status_code="%d"}`, c.sanitizedURL, statusCode)).Inc() if statusCode == 409 { @@ -258,7 +267,7 @@ again: logger.Errorf("unexpected status code received when sending a block with size %d bytes to %q: #%d; dropping the block like Prometheus does; "+ "response body=%q", len(block), c.sanitizedURL, statusCode, body) c.packetsDropped.Inc() - return + return true } // Unexpected status code returned @@ -279,7 +288,7 @@ again: select { case <-c.stopCh: timerpool.Put(t) - return + return false case <-t.C: timerpool.Put(t) } diff --git a/app/vmagent/remotewrite/remotewrite.go b/app/vmagent/remotewrite/remotewrite.go index ee3631519..337772560 100644 --- a/app/vmagent/remotewrite/remotewrite.go +++ b/app/vmagent/remotewrite/remotewrite.go @@ -227,10 +227,10 @@ func (rwctx *remoteWriteCtx) MustStop() { } rwctx.idx = 0 rwctx.pss = nil - rwctx.fq.MustClose() - rwctx.fq = nil rwctx.c.MustStop() rwctx.c = nil + rwctx.fq.MustClose() + rwctx.fq = nil rwctx.relabelMetricsDropped = nil } diff --git a/app/vmstorage/main.go b/app/vmstorage/main.go index 553ab19b4..ac54084ac 100644 --- a/app/vmstorage/main.go +++ b/app/vmstorage/main.go @@ -452,6 +452,12 @@ func registerStorageMetrics() { metrics.NewGauge(`vm_composite_index_min_timestamp`, func() float64 { return float64(idbm().MinTimestampForCompositeIndex) / 1e3 }) + metrics.NewGauge(`vm_composite_filter_success_conversions_total`, func() float64 { + return float64(idbm().CompositeFilterSuccessConversions) + }) + metrics.NewGauge(`vm_composite_filter_missing_conversions_total`, func() float64 { + return float64(idbm().CompositeFilterMissingConversions) + }) metrics.NewGauge(`vm_assisted_merges_total{type="storage/small"}`, func() float64 { return float64(tm().SmallAssistedMerges) diff --git a/dashboards/victoriametrics.json b/dashboards/victoriametrics.json index 2aefcda75..484e972ab 100644 --- a/dashboards/victoriametrics.json +++ b/dashboards/victoriametrics.json @@ -56,7 +56,7 @@ "gnetId": 10229, "graphTooltip": 0, "id": null, - "iteration": 1603307754894, + "iteration": 1613320710757, "links": [ { "icon": "doc", @@ -1135,7 +1135,7 @@ } }, { - "collapsed": true, + "collapsed": false, "datasource": "$ds", "gridPos": { "h": 1, @@ -1144,1116 +1144,1115 @@ "y": 35 }, "id": 14, - "panels": [ - { - "aliasColors": {}, - "bars": false, - "dashLength": 10, - "dashes": false, - "datasource": "$ds", - "description": "How many datapoints are inserted into storage per second", - "fieldConfig": { - "defaults": { - "custom": {}, - "links": [] - }, - "overrides": [] - }, - "fill": 1, - "fillGradient": 0, - "gridPos": { - "h": 8, - "w": 12, - "x": 0, - "y": 3 - }, - "hiddenSeries": false, - "id": 10, - "legend": { - "alignAsTable": true, - "avg": true, - "current": true, - "hideZero": true, - "max": false, - "min": false, - "show": true, - "total": false, - "values": true - }, - "lines": true, - "linewidth": 1, - "links": [], - "nullPointMode": "null as zero", - "percentage": false, - "pluginVersion": "7.1.1", - "pointradius": 2, - "points": false, - "renderer": "flot", - "seriesOverrides": [], - "spaceLength": 10, - "stack": false, - "steppedLine": false, - "targets": [ - { - "expr": "sum(rate(vm_rows_inserted_total{job=\"$job\", instance=\"$instance\"}[$__interval])) by (type) > 0", - "format": "time_series", - "hide": false, - "intervalFactor": 1, - "legendFormat": "{{type}}", - "refId": "A" - } - ], - "thresholds": [], - "timeFrom": null, - "timeRegions": [], - "timeShift": null, - "title": "Datapoints ingestion rate ($instance)", - "tooltip": { - "shared": true, - "sort": 2, - "value_type": "individual" - }, - "type": "graph", - "xaxis": { - "buckets": null, - "mode": "time", - "name": null, - "show": true, - "values": [] - }, - "yaxes": [ - { - "decimals": null, - "format": "short", - "label": null, - "logBase": 1, - "max": null, - "min": "0", - "show": true - }, - { - "format": "short", - "label": null, - "logBase": 1, - "max": null, - "min": "0", - "show": true - } - ], - "yaxis": { - "align": false, - "alignLevel": null - } - }, - { - "aliasColors": {}, - "bars": false, - "dashLength": 10, - "dashes": false, - "datasource": "$ds", - "description": "Shows the time needed to reach the 100% of disk capacity based on the following params:\n* free disk space;\n* row ingestion rate;\n* dedup rate;\n* compression.\n\nUse this panel for capacity planning in order to estimate the time remaining for running out of the disk space.\n\n", - "fieldConfig": { - "defaults": { - "custom": {}, - "links": [] - }, - "overrides": [] - }, - "fill": 1, - "fillGradient": 0, - "gridPos": { - "h": 8, - "w": 12, - "x": 12, - "y": 3 - }, - "hiddenSeries": false, - "id": 73, - "legend": { - "alignAsTable": true, - "avg": true, - "current": true, - "hideZero": true, - "max": false, - "min": false, - "show": false, - "total": false, - "values": true - }, - "lines": true, - "linewidth": 1, - "links": [], - "nullPointMode": "null as zero", - "percentage": false, - "pluginVersion": "7.1.1", - "pointradius": 2, - "points": false, - "renderer": "flot", - "seriesOverrides": [], - "spaceLength": 10, - "stack": false, - "steppedLine": false, - "targets": [ - { - "expr": "vm_free_disk_space_bytes{job=\"$job\", instance=\"$instance\"} / ignoring(path) ((rate(vm_rows_added_to_storage_total{job=\"$job\", instance=\"$instance\"}[1d]) - ignoring(type) rate(vm_deduplicated_samples_total{job=\"$job\", instance=\"$instance\", type=\"merge\"}[1d])) * scalar(sum(vm_data_size_bytes{job=\"$job\", instance=\"$instance\", type!=\"indexdb\"}) / sum(vm_rows{job=\"$job\", instance=\"$instance\", type!=\"indexdb\"})))", - "format": "time_series", - "hide": false, - "interval": "", - "intervalFactor": 1, - "legendFormat": "", - "refId": "A" - } - ], - "thresholds": [], - "timeFrom": null, - "timeRegions": [], - "timeShift": null, - "title": "Storage full ETA ($instance)", - "tooltip": { - "shared": true, - "sort": 2, - "value_type": "individual" - }, - "type": "graph", - "xaxis": { - "buckets": null, - "mode": "time", - "name": null, - "show": true, - "values": [] - }, - "yaxes": [ - { - "decimals": null, - "format": "s", - "label": null, - "logBase": 1, - "max": null, - "min": "0", - "show": true - }, - { - "format": "short", - "label": null, - "logBase": 1, - "max": null, - "min": "0", - "show": true - } - ], - "yaxis": { - "align": false, - "alignLevel": null - } - }, - { - "aliasColors": {}, - "bars": false, - "dashLength": 10, - "dashes": false, - "datasource": "$ds", - "description": "Shows how many datapoints are in the storage and what is average disk usage per datapoint.", - "fieldConfig": { - "defaults": { - "custom": {}, - "links": [] - }, - "overrides": [] - }, - "fill": 1, - "fillGradient": 0, - "gridPos": { - "h": 8, - "w": 12, - "x": 0, - "y": 11 - }, - "hiddenSeries": false, - "id": 30, - "legend": { - "avg": false, - "current": false, - "max": false, - "min": false, - "show": false, - "total": false, - "values": false - }, - "lines": true, - "linewidth": 1, - "links": [], - "nullPointMode": "null", - "percentage": false, - "pluginVersion": "7.1.1", - "pointradius": 2, - "points": false, - "renderer": "flot", - "seriesOverrides": [ - { - "alias": "bytes-per-datapoint", - "yaxis": 2 - } - ], - "spaceLength": 10, - "stack": false, - "steppedLine": false, - "targets": [ - { - "expr": "sum(vm_rows{job=\"$job\", instance=~\"$instance\", type != \"indexdb\"})", - "format": "time_series", - "interval": "", - "intervalFactor": 1, - "legendFormat": "total datapoints", - "refId": "A" - }, - { - "expr": "sum(vm_data_size_bytes{job=\"$job\", instance=~\"$instance\", type!=\"indexdb\"}) / sum(vm_rows{job=\"$job\", instance=~\"$instance\", type != \"indexdb\"})", - "format": "time_series", - "interval": "", - "intervalFactor": 1, - "legendFormat": "bytes-per-datapoint", - "refId": "B" - } - ], - "thresholds": [], - "timeFrom": null, - "timeRegions": [], - "timeShift": null, - "title": "Datapoints ($instance)", - "tooltip": { - "shared": true, - "sort": 2, - "value_type": "individual" - }, - "type": "graph", - "xaxis": { - "buckets": null, - "mode": "time", - "name": null, - "show": true, - "values": [] - }, - "yaxes": [ - { - "format": "short", - "label": null, - "logBase": 1, - "max": null, - "min": "0", - "show": true - }, - { - "decimals": 2, - "format": "bytes", - "label": null, - "logBase": 1, - "max": null, - "min": "0", - "show": true - } - ], - "yaxis": { - "align": false, - "alignLevel": null - } - }, - { - "aliasColors": {}, - "bars": false, - "dashLength": 10, - "dashes": false, - "datasource": "$ds", - "description": "How many datapoints are in RAM queue waiting to be written into storage. The number of pending data points should be in the range from 0 to `2*`, since VictoriaMetrics pushes pending data to persistent storage every second.", - "fieldConfig": { - "defaults": { - "custom": {}, - "links": [] - }, - "overrides": [] - }, - "fill": 1, - "fillGradient": 0, - "gridPos": { - "h": 8, - "w": 12, - "x": 12, - "y": 11 - }, - "hiddenSeries": false, - "id": 34, - "legend": { - "avg": false, - "current": false, - "max": false, - "min": false, - "show": false, - "total": false, - "values": false - }, - "lines": true, - "linewidth": 1, - "links": [], - "nullPointMode": "null", - "percentage": false, - "pluginVersion": "7.1.1", - "pointradius": 2, - "points": false, - "renderer": "flot", - "seriesOverrides": [ - { - "alias": "pending index entries", - "yaxis": 2 - } - ], - "spaceLength": 10, - "stack": false, - "steppedLine": false, - "targets": [ - { - "expr": "vm_pending_rows{job=\"$job\", instance=~\"$instance\", type=\"storage\"}", - "format": "time_series", - "hide": false, - "intervalFactor": 1, - "legendFormat": "pending datapoints", - "refId": "A" - }, - { - "expr": "vm_pending_rows{job=\"$job\", instance=~\"$instance\", type=\"indexdb\"}", - "format": "time_series", - "hide": false, - "intervalFactor": 1, - "legendFormat": "pending index entries", - "refId": "B" - } - ], - "thresholds": [], - "timeFrom": null, - "timeRegions": [], - "timeShift": null, - "title": "Pending datapoints ($instance)", - "tooltip": { - "shared": true, - "sort": 0, - "value_type": "individual" - }, - "type": "graph", - "xaxis": { - "buckets": null, - "mode": "time", - "name": null, - "show": true, - "values": [] - }, - "yaxes": [ - { - "format": "short", - "label": null, - "logBase": 1, - "max": null, - "min": "0", - "show": true - }, - { - "decimals": 3, - "format": "none", - "label": null, - "logBase": 1, - "max": null, - "min": "0", - "show": true - } - ], - "yaxis": { - "align": false, - "alignLevel": null - } - }, - { - "aliasColors": {}, - "bars": false, - "dashLength": 10, - "dashes": false, - "datasource": "$ds", - "description": "Shows amount of on-disk space occupied by data points and the remaining disk space at `-storageDataPath`", - "fieldConfig": { - "defaults": { - "custom": {}, - "links": [] - }, - "overrides": [] - }, - "fill": 1, - "fillGradient": 0, - "gridPos": { - "h": 8, - "w": 12, - "x": 0, - "y": 19 - }, - "hiddenSeries": false, - "id": 53, - "legend": { - "alignAsTable": true, - "avg": false, - "current": true, - "max": false, - "min": false, - "rightSide": false, - "show": true, - "total": false, - "values": true - }, - "lines": true, - "linewidth": 1, - "links": [], - "nullPointMode": "null", - "percentage": false, - "pluginVersion": "7.1.1", - "pointradius": 2, - "points": false, - "renderer": "flot", - "seriesOverrides": [], - "spaceLength": 10, - "stack": false, - "steppedLine": false, - "targets": [ - { - "expr": "sum(vm_data_size_bytes{job=\"$job\", instance=~\"$instance\", type!=\"indexdb\"})", - "format": "time_series", - "interval": "", - "intervalFactor": 1, - "legendFormat": "Used", - "refId": "A" - }, - { - "expr": "vm_free_disk_space_bytes{job=\"$job\", instance=\"$instance\"}", - "format": "time_series", - "interval": "", - "intervalFactor": 1, - "legendFormat": "Free", - "refId": "B" - } - ], - "thresholds": [], - "timeFrom": null, - "timeRegions": [], - "timeShift": null, - "title": "Disk space usage - datapoints ($instance)", - "tooltip": { - "shared": true, - "sort": 0, - "value_type": "individual" - }, - "type": "graph", - "xaxis": { - "buckets": null, - "mode": "time", - "name": null, - "show": true, - "values": [] - }, - "yaxes": [ - { - "format": "bytes", - "label": null, - "logBase": 1, - "max": null, - "min": "0", - "show": true - }, - { - "format": "short", - "label": null, - "logBase": 1, - "max": null, - "min": "0", - "show": true - } - ], - "yaxis": { - "align": false, - "alignLevel": null - } - }, - { - "aliasColors": {}, - "bars": false, - "dashLength": 10, - "dashes": false, - "datasource": "$ds", - "description": "Data parts of LSM tree.\nHigh number of parts could be an evidence of slow merge performance - check the resource utilization.\n* `indexdb` - inverted index\n* `storage/small` - recently added parts of data ingested into storage(hot data)\n* `storage/big` - small parts gradually merged into big parts (cold data)", - "fieldConfig": { - "defaults": { - "custom": {}, - "links": [] - }, - "overrides": [] - }, - "fill": 1, - "fillGradient": 0, - "gridPos": { - "h": 8, - "w": 12, - "x": 12, - "y": 19 - }, - "hiddenSeries": false, - "id": 36, - "legend": { - "avg": false, - "current": false, - "max": false, - "min": false, - "show": true, - "total": false, - "values": false - }, - "lines": true, - "linewidth": 1, - "links": [], - "nullPointMode": "null", - "percentage": false, - "pluginVersion": "7.1.1", - "pointradius": 2, - "points": false, - "renderer": "flot", - "seriesOverrides": [], - "spaceLength": 10, - "stack": false, - "steppedLine": false, - "targets": [ - { - "expr": "sum(vm_parts{job=\"$job\", instance=\"$instance\"}) by (type)", - "format": "time_series", - "intervalFactor": 1, - "legendFormat": "{{type}}", - "refId": "A" - } - ], - "thresholds": [], - "timeFrom": null, - "timeRegions": [], - "timeShift": null, - "title": "LSM parts ($instance)", - "tooltip": { - "shared": true, - "sort": 2, - "value_type": "individual" - }, - "type": "graph", - "xaxis": { - "buckets": null, - "mode": "time", - "name": null, - "show": true, - "values": [] - }, - "yaxes": [ - { - "format": "short", - "label": null, - "logBase": 1, - "max": null, - "min": "0", - "show": true - }, - { - "format": "short", - "label": null, - "logBase": 1, - "max": null, - "min": "0", - "show": true - } - ], - "yaxis": { - "align": false, - "alignLevel": null - } - }, - { - "aliasColors": {}, - "bars": false, - "dashLength": 10, - "dashes": false, - "datasource": "$ds", - "description": "The number of on-going merges in storage nodes. It is expected to have high numbers for `storage/small` metric.", - "fieldConfig": { - "defaults": { - "custom": {}, - "links": [] - }, - "overrides": [] - }, - "fill": 1, - "fillGradient": 0, - "gridPos": { - "h": 8, - "w": 12, - "x": 0, - "y": 27 - }, - "hiddenSeries": false, - "id": 62, - "legend": { - "avg": false, - "current": false, - "max": false, - "min": false, - "show": true, - "total": false, - "values": false - }, - "lines": true, - "linewidth": 1, - "nullPointMode": "null", - "percentage": false, - "pluginVersion": "7.1.1", - "pointradius": 2, - "points": false, - "renderer": "flot", - "seriesOverrides": [], - "spaceLength": 10, - "stack": false, - "steppedLine": false, - "targets": [ - { - "expr": "sum(vm_active_merges{job=\"$job\", instance=\"$instance\"}) by(type)", - "legendFormat": "{{type}}", - "refId": "A" - } - ], - "thresholds": [], - "timeFrom": null, - "timeRegions": [], - "timeShift": null, - "title": "Active merges ($instance)", - "tooltip": { - "shared": true, - "sort": 0, - "value_type": "individual" - }, - "type": "graph", - "xaxis": { - "buckets": null, - "mode": "time", - "name": null, - "show": true, - "values": [] - }, - "yaxes": [ - { - "decimals": 0, - "format": "short", - "label": null, - "logBase": 1, - "max": null, - "min": "0", - "show": true - }, - { - "format": "short", - "label": null, - "logBase": 1, - "max": null, - "min": "0", - "show": true - } - ], - "yaxis": { - "align": false, - "alignLevel": null - } - }, - { - "aliasColors": {}, - "bars": false, - "dashLength": 10, - "dashes": false, - "datasource": "$ds", - "description": "Shows amount of on-disk space occupied by inverted index.", - "fieldConfig": { - "defaults": { - "custom": {}, - "links": [] - }, - "overrides": [] - }, - "fill": 1, - "fillGradient": 0, - "gridPos": { - "h": 8, - "w": 12, - "x": 12, - "y": 27 - }, - "hiddenSeries": false, - "id": 55, - "legend": { - "avg": false, - "current": false, - "max": false, - "min": false, - "show": false, - "total": false, - "values": false - }, - "lines": true, - "linewidth": 1, - "links": [], - "nullPointMode": "null", - "percentage": false, - "pluginVersion": "7.1.1", - "pointradius": 2, - "points": false, - "renderer": "flot", - "seriesOverrides": [], - "spaceLength": 10, - "stack": false, - "steppedLine": false, - "targets": [ - { - "expr": "vm_data_size_bytes{job=\"$job\", instance=~\"$instance\", type=\"indexdb\"}", - "format": "time_series", - "intervalFactor": 1, - "refId": "A" - } - ], - "thresholds": [], - "timeFrom": null, - "timeRegions": [], - "timeShift": null, - "title": "Disk space usage - index ($instance)", - "tooltip": { - "shared": true, - "sort": 0, - "value_type": "individual" - }, - "type": "graph", - "xaxis": { - "buckets": null, - "mode": "time", - "name": null, - "show": true, - "values": [] - }, - "yaxes": [ - { - "format": "bytes", - "label": null, - "logBase": 1, - "max": null, - "min": "0", - "show": true - }, - { - "format": "short", - "label": null, - "logBase": 1, - "max": null, - "min": "0", - "show": true - } - ], - "yaxis": { - "align": false, - "alignLevel": null - } - }, - { - "aliasColors": {}, - "bars": false, - "dashLength": 10, - "dashes": false, - "datasource": "$ds", - "description": "Shows how many rows were ignored on insertion due to corrupted or out of retention timestamps.", - "fieldConfig": { - "defaults": { - "custom": {}, - "links": [] - }, - "overrides": [] - }, - "fill": 1, - "fillGradient": 0, - "gridPos": { - "h": 8, - "w": 12, - "x": 0, - "y": 35 - }, - "hiddenSeries": false, - "id": 58, - "legend": { - "avg": false, - "current": false, - "max": false, - "min": false, - "show": false, - "total": false, - "values": false - }, - "lines": true, - "linewidth": 1, - "links": [], - "nullPointMode": "null", - "percentage": false, - "pluginVersion": "7.1.1", - "pointradius": 2, - "points": false, - "renderer": "flot", - "seriesOverrides": [], - "spaceLength": 10, - "stack": false, - "steppedLine": false, - "targets": [ - { - "expr": "sum(vm_rows_ignored_total{job=\"$job\", instance=\"$instance\"}) by (reason) > 0", - 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The number of pending data points should be in the range from 0 to `2*`, since VictoriaMetrics pushes pending data to persistent storage every second.", + "fieldConfig": { + "defaults": { + "custom": {}, + "links": [] + }, + "overrides": [] + }, + "fill": 1, + "fillGradient": 0, + "gridPos": { + "h": 8, + "w": 12, + "x": 12, + "y": 44 + }, + "hiddenSeries": false, + "id": 34, + "legend": { + "avg": false, + "current": false, + "max": false, + "min": false, + "show": false, + "total": false, + "values": false + }, + "lines": true, + "linewidth": 1, + "links": [], + "nullPointMode": "null", + "percentage": false, + "pluginVersion": "7.1.1", + "pointradius": 2, + "points": false, + "renderer": "flot", + "seriesOverrides": [ + { + "alias": "pending index entries", + "yaxis": 2 + } + ], + "spaceLength": 10, + "stack": false, + "steppedLine": false, + "targets": [ + { + "expr": "vm_pending_rows{job=\"$job\", instance=~\"$instance\", type=\"storage\"}", + "format": "time_series", + "hide": false, + "intervalFactor": 1, + "legendFormat": "pending datapoints", + "refId": "A" + }, + { + "expr": "vm_pending_rows{job=\"$job\", instance=~\"$instance\", type=\"indexdb\"}", + "format": "time_series", + "hide": false, + "intervalFactor": 1, + "legendFormat": "pending index entries", + "refId": "B" + } + ], + "thresholds": [], + "timeFrom": null, + "timeRegions": [], + "timeShift": null, + "title": "Pending datapoints ($instance)", + "tooltip": { + "shared": true, + "sort": 0, + "value_type": "individual" + }, + "type": "graph", + "xaxis": { + "buckets": null, + "mode": "time", + "name": null, + "show": true, + "values": [] + }, + "yaxes": [ + { + "format": "short", + "label": null, + "logBase": 1, + "max": null, + "min": "0", + "show": true + }, + { + "decimals": 3, + "format": "none", + "label": null, + "logBase": 1, + "max": null, + "min": "0", + "show": true + } + ], + "yaxis": { + "align": false, + "alignLevel": null + } + }, + { + "aliasColors": {}, + "bars": false, + "dashLength": 10, + "dashes": false, + "datasource": "$ds", + "description": "Shows amount of on-disk space occupied by data points and the remaining disk space at `-storageDataPath`", + "fieldConfig": { + "defaults": { + "custom": {}, + "links": [] + }, + "overrides": [] + }, + "fill": 1, + "fillGradient": 0, + "gridPos": { + "h": 8, + "w": 12, + "x": 0, + "y": 52 + }, + "hiddenSeries": false, + "id": 53, + "legend": { + "alignAsTable": true, + "avg": false, + "current": true, + "max": false, + "min": false, + "rightSide": false, + "show": true, + "total": false, + "values": true + }, + "lines": true, + "linewidth": 1, + "links": [], + "nullPointMode": "null", + "percentage": false, + "pluginVersion": "7.1.1", + "pointradius": 2, + "points": false, + "renderer": "flot", + "seriesOverrides": [], + "spaceLength": 10, + "stack": false, + "steppedLine": false, + "targets": [ + { + "expr": "sum(vm_data_size_bytes{job=\"$job\", instance=~\"$instance\", type!=\"indexdb\"})", + "format": "time_series", + "interval": "", + "intervalFactor": 1, + "legendFormat": "Used", + "refId": "A" + }, + { + "expr": "vm_free_disk_space_bytes{job=\"$job\", instance=\"$instance\"}", + "format": "time_series", + "interval": "", + "intervalFactor": 1, + "legendFormat": "Free", + "refId": "B" + } + ], + "thresholds": [], + "timeFrom": null, + "timeRegions": [], + "timeShift": null, + "title": "Disk space usage - datapoints ($instance)", + "tooltip": { + "shared": true, + "sort": 0, + "value_type": "individual" + }, + "type": "graph", + "xaxis": { + "buckets": null, + "mode": "time", + "name": null, + "show": true, + "values": [] + }, + "yaxes": [ + { + "format": "bytes", + "label": null, + "logBase": 1, + "max": null, + "min": "0", + "show": true + }, + { + "format": "short", + "label": null, + "logBase": 1, + "max": null, + "min": "0", + "show": true + } + ], + "yaxis": { + "align": false, + "alignLevel": null + } + }, + { + "aliasColors": {}, + "bars": false, + "dashLength": 10, + "dashes": false, + "datasource": "$ds", + "description": "Data parts of LSM tree.\nHigh number of parts could be an evidence of slow merge performance - check the resource utilization.\n* `indexdb` - inverted index\n* `storage/small` - recently added parts of data ingested into storage(hot data)\n* `storage/big` - small parts gradually merged into big parts (cold data)", + "fieldConfig": { + "defaults": { + "custom": {}, + "links": [] + }, + "overrides": [] + }, + "fill": 1, + "fillGradient": 0, + "gridPos": { + "h": 8, + "w": 12, + "x": 12, + "y": 52 + }, + "hiddenSeries": false, + "id": 36, + "legend": { + "avg": false, + "current": false, + "max": false, + "min": false, + "show": true, + "total": false, + "values": false + }, + "lines": true, + "linewidth": 1, + "links": [], + "nullPointMode": "null", + "percentage": false, + "pluginVersion": "7.1.1", + "pointradius": 2, + "points": false, + "renderer": "flot", + "seriesOverrides": [], + "spaceLength": 10, + "stack": false, + "steppedLine": false, + "targets": [ + { + "expr": "sum(vm_parts{job=\"$job\", instance=\"$instance\"}) by (type)", + "format": "time_series", + "intervalFactor": 1, + "legendFormat": "{{type}}", + "refId": "A" + } + ], + "thresholds": [], + "timeFrom": null, + "timeRegions": [], + "timeShift": null, + "title": "LSM parts ($instance)", + "tooltip": { + "shared": true, + "sort": 2, + "value_type": "individual" + }, + "type": "graph", + "xaxis": { + "buckets": null, + "mode": "time", + "name": null, + "show": true, + "values": [] + }, + "yaxes": [ + { + "format": "short", + "label": null, + "logBase": 1, + "max": null, + "min": "0", + "show": true + }, + { + "format": "short", + "label": null, + "logBase": 1, + "max": null, + "min": "0", + "show": true + } + ], + "yaxis": { + "align": false, + "alignLevel": null + } + }, + { + "aliasColors": {}, + "bars": false, + "dashLength": 10, + "dashes": false, + "datasource": "$ds", + "description": "The number of on-going merges in storage nodes. It is expected to have high numbers for `storage/small` metric.", + "fieldConfig": { + "defaults": { + "custom": {}, + "links": [] + }, + "overrides": [] + }, + "fill": 1, + "fillGradient": 0, + "gridPos": { + "h": 8, + "w": 12, + "x": 0, + "y": 60 + }, + "hiddenSeries": false, + "id": 62, + "legend": { + "avg": false, + "current": false, + "max": false, + "min": false, + "show": true, + "total": false, + "values": false + }, + "lines": true, + "linewidth": 1, + "nullPointMode": "null", + "percentage": false, + "pluginVersion": "7.1.1", + "pointradius": 2, + "points": false, + "renderer": "flot", + "seriesOverrides": [], + "spaceLength": 10, + "stack": false, + "steppedLine": false, + "targets": [ + { + "expr": "sum(vm_active_merges{job=\"$job\", instance=\"$instance\"}) by(type)", + "legendFormat": "{{type}}", + "refId": "A" + } + ], + "thresholds": [], + "timeFrom": null, + "timeRegions": [], + "timeShift": null, + "title": "Active merges ($instance)", + "tooltip": { + "shared": true, + "sort": 0, + "value_type": "individual" + }, + "type": "graph", + "xaxis": { + "buckets": null, + "mode": "time", + "name": null, + "show": true, + "values": [] + }, + "yaxes": [ + { + "decimals": 0, + "format": "short", + "label": null, + "logBase": 1, + "max": null, + "min": "0", + "show": true + }, + { + "format": "short", + "label": null, + "logBase": 1, + "max": null, + "min": "0", + "show": true + } + ], + "yaxis": { + "align": false, + "alignLevel": null + } + }, + { + "aliasColors": {}, + "bars": false, + "dashLength": 10, + "dashes": false, + "datasource": "$ds", + "description": "Shows amount of on-disk space occupied by inverted index.", + "fieldConfig": { + "defaults": { + "custom": {}, + "links": [] + }, + "overrides": [] + }, + "fill": 1, + "fillGradient": 0, + "gridPos": { + "h": 8, + "w": 12, + "x": 12, + "y": 60 + }, + "hiddenSeries": false, + "id": 55, + "legend": { + "avg": false, + "current": false, + "max": false, + "min": false, + "show": false, + "total": false, + "values": false + }, + "lines": true, + "linewidth": 1, + "links": [], + "nullPointMode": "null", + "percentage": false, + "pluginVersion": "7.1.1", + "pointradius": 2, + "points": false, + "renderer": "flot", + "seriesOverrides": [], + "spaceLength": 10, + "stack": false, + "steppedLine": false, + "targets": [ + { + "expr": "vm_data_size_bytes{job=\"$job\", instance=~\"$instance\", type=\"indexdb\"}", + "format": "time_series", + "intervalFactor": 1, + "refId": "A" + } + ], + "thresholds": [], + "timeFrom": null, + "timeRegions": [], + "timeShift": null, + "title": "Disk space usage - index ($instance)", + "tooltip": { + "shared": true, + "sort": 0, + "value_type": "individual" + }, + "type": "graph", + "xaxis": { + "buckets": null, + "mode": "time", + "name": null, + "show": true, + "values": [] + }, + "yaxes": [ + { + "format": "bytes", + "label": null, + "logBase": 1, + "max": null, + "min": "0", + "show": true + }, + { + "format": "short", + "label": null, + "logBase": 1, + "max": null, + "min": "0", + "show": true + } + ], + "yaxis": { + "align": false, + "alignLevel": null + } + }, + { + "aliasColors": {}, + "bars": false, + "dashLength": 10, + "dashes": false, + "datasource": "$ds", + "description": "Shows how many rows were ignored on insertion due to corrupted or out of retention timestamps.", + "fieldConfig": { + "defaults": { + "custom": {}, + "links": [] + }, + "overrides": [] + }, + "fill": 1, + "fillGradient": 0, + "gridPos": { + "h": 8, + "w": 12, + "x": 0, + "y": 68 + }, + "hiddenSeries": false, + "id": 58, + "legend": { + "avg": false, + "current": false, + "max": false, + "min": false, + "show": false, + "total": false, + "values": false + }, + "lines": true, + "linewidth": 1, + "links": [], + "nullPointMode": "null", + "percentage": false, + "pluginVersion": "7.1.1", + "pointradius": 2, + "points": false, + "renderer": "flot", + "seriesOverrides": [], + "spaceLength": 10, + "stack": false, + "steppedLine": false, + "targets": [ + { + "expr": "sum(vm_rows_ignored_total{job=\"$job\", instance=\"$instance\"}) by (reason) > 0", + "format": "time_series", + "hide": false, + "intervalFactor": 1, + "legendFormat": "{{reason}}", + "refId": "A" + } + ], + "thresholds": [], + "timeFrom": null, + "timeRegions": [], + "timeShift": null, + "title": "Rows ignored ($instance)", + "tooltip": { + "shared": true, + "sort": 0, + "value_type": "individual" + }, + "type": "graph", + "xaxis": { + "buckets": null, + "mode": "time", + "name": null, + "show": true, + "values": [] + }, + "yaxes": [ + { + "decimals": null, + "format": "short", + "label": null, + "logBase": 1, + "max": null, + "min": "0", + "show": true + }, + { + "format": "short", + "label": null, + "logBase": 1, + "max": null, + "min": "0", + "show": true + } + ], + "yaxis": { + "align": false, + "alignLevel": null + } + }, + { + "aliasColors": {}, + "bars": false, + "dashLength": 10, + "dashes": false, + "datasource": "$ds", + "description": "The number of rows merged per second by storage nodes.", + "fieldConfig": { + "defaults": { + "custom": {}, + "links": [] + }, + "overrides": [] + }, + "fill": 1, + "fillGradient": 0, + "gridPos": { + "h": 8, + "w": 12, + "x": 12, + "y": 68 + }, + "hiddenSeries": false, + "id": 64, + "legend": { + "avg": false, + "current": false, + "max": false, + "min": false, + "show": true, + "total": false, + "values": false + }, + "lines": true, + "linewidth": 1, + "nullPointMode": "null", + "percentage": false, + "pluginVersion": "7.1.1", + "pointradius": 2, + "points": false, + "renderer": "flot", + "seriesOverrides": [], + "spaceLength": 10, + "stack": false, + "steppedLine": false, + "targets": [ + { + "expr": "sum(rate(vm_rows_merged_total{job=\"$job\", instance=\"$instance\"}[5m])) by(type)", + "legendFormat": "{{type}}", + "refId": "A" + } + ], + "thresholds": [], + "timeFrom": null, + "timeRegions": [], + "timeShift": null, + "title": "Merge speed ($instance)", + "tooltip": { + "shared": true, + "sort": 0, + "value_type": "individual" + }, + "type": "graph", + "xaxis": { + "buckets": null, + "mode": "time", + "name": null, + "show": true, + "values": [] + }, + "yaxes": [ + { + "decimals": 0, + "format": "short", + "label": null, + "logBase": 1, + "max": null, + "min": "0", + "show": true + }, + { + "format": "short", + "label": null, + "logBase": 1, + "max": null, + "min": "0", + "show": true + } + ], + "yaxis": { + "align": false, + "alignLevel": null + } + }, + { + "aliasColors": {}, + "bars": false, + "dashLength": 10, + "dashes": false, + "datasource": "$ds", + "description": "Shows the rate of logging the messages by their level. Unexpected spike in rate is a good reason to check logs.", + "fieldConfig": { + "defaults": { + "custom": {}, + "links": [] + }, + "overrides": [] + }, + "fill": 1, + "fillGradient": 0, + "gridPos": { + "h": 8, + "w": 12, + "x": 12, + "y": 76 + }, + "hiddenSeries": false, + "id": 67, + "legend": { + "avg": false, + "current": false, + "max": false, + "min": false, + "show": true, + "total": false, + "values": false + }, + "lines": true, + "linewidth": 1, + "links": [], + "nullPointMode": "null", + "percentage": false, + "pluginVersion": "7.1.1", + "pointradius": 2, + "points": false, + "renderer": "flot", + "seriesOverrides": [], + "spaceLength": 10, + "stack": false, + "steppedLine": false, + "targets": [ + { + "expr": "sum(rate(vm_log_messages_total{job=\"$job\", instance=\"$instance\"}[5m])) by (level) ", + "format": "time_series", + "hide": false, + "intervalFactor": 1, + "legendFormat": "{{level}}", + "refId": "A" + } + ], + "thresholds": [], + "timeFrom": null, + "timeRegions": [], + "timeShift": null, + "title": "Logging rate ($instance)", + "tooltip": { + "shared": true, + "sort": 0, + "value_type": "individual" + }, + "type": "graph", + "xaxis": { + "buckets": null, + "mode": "time", + "name": null, + "show": true, + "values": [] + }, + "yaxes": [ + { + "decimals": null, + "format": "short", + "label": null, + "logBase": 1, + "max": null, + "min": "0", + "show": true + }, + { + "format": "short", + "label": null, + "logBase": 1, + "max": null, + "min": "0", + "show": true + } + ], + "yaxis": { + "align": false, + "alignLevel": null + } + }, { "collapsed": true, "datasource": "$ds", @@ -2261,7 +2260,7 @@ "h": 1, "w": 24, "x": 0, - "y": 36 + "y": 84 }, "id": 71, "panels": [ @@ -2274,7 +2273,8 @@ "description": "Shows how many of new time-series are created every second. High churn rate tightly connected with database performance and may result in unexpected OOM's or slow queries. It is recommended to always keep an eye on this metric to avoid unexpected cardinality \"explosions\".\n\nGood references to read:\n* https://www.robustperception.io/cardinality-is-key\n* https://www.robustperception.io/using-tsdb-analyze-to-investigate-churn-and-cardinality", "fieldConfig": { "defaults": { - "custom": {} + "custom": {}, + "links": [] }, "overrides": [] }, @@ -2284,7 +2284,7 @@ "h": 8, "w": 12, "x": 0, - "y": 4 + "y": 85 }, "hiddenSeries": false, "id": 66, @@ -2300,10 +2300,8 @@ "lines": true, "linewidth": 1, "nullPointMode": "null", - "options": { - "dataLinks": [] - }, "percentage": false, + "pluginVersion": "7.1.1", "pointradius": 2, "points": false, "renderer": "flot", @@ -2368,7 +2366,8 @@ "description": "Slow queries rate according to `search.logSlowQueryDuration` flag, which is `5s` by default.", "fieldConfig": { "defaults": { - "custom": {} + "custom": {}, + "links": [] }, "overrides": [] }, @@ -2378,7 +2377,7 @@ "h": 8, "w": 12, "x": 12, - "y": 4 + "y": 85 }, "hiddenSeries": false, "id": 60, @@ -2395,10 +2394,8 @@ "linewidth": 1, "links": [], "nullPointMode": "null", - "options": { - "dataLinks": [] - }, "percentage": false, + "pluginVersion": "7.1.1", "pointradius": 2, "points": false, "renderer": "flot", @@ -2467,17 +2464,18 @@ "description": "The percentage of slow inserts comparing to total insertion rate during the last 5 minutes. \n\nThe less value is better. If percentage remains high (>50%) during extended periods of time, then it is likely more RAM is needed for optimal handling of the current number of active time series. \n\nIn general, VictoriaMetrics requires ~1KB or RAM per active time series, so it should be easy calculating the required amounts of RAM for the current workload according to capacity planning docs. But the resulting number may be far from the real number because the required amounts of memory depends on may other factors such as the number of labels per time series and the length of label values.", "fieldConfig": { "defaults": { - "custom": {} + "custom": {}, + "links": [] }, "overrides": [] }, "fill": 1, "fillGradient": 0, "gridPos": { - "h": 8, - "w": 24, + "h": 9, + "w": 12, "x": 0, - "y": 12 + "y": 93 }, "hiddenSeries": false, "id": 68, @@ -2494,10 +2492,8 @@ "linewidth": 1, "links": [], "nullPointMode": "null", - "options": { - "dataLinks": [] - }, "percentage": false, + "pluginVersion": "7.1.1", "pointradius": 2, "points": false, "renderer": "flot", @@ -2557,6 +2553,105 @@ "align": false, "alignLevel": null } + }, + { + "aliasColors": {}, + "bars": false, + "dashLength": 10, + "dashes": false, + "datasource": "$ds", + "description": "VictoriaMetrics limits the number of labels per each metric with `-maxLabelsPerTimeseries` command-line flag.\n\nThis prevents from ingesting metrics with too many labels. The value of `maxLabelsPerTimeseries` must be adjusted for your workload.\n\nWhen limit is exceeded (graph is > 0) - extra labels are dropped, which could result in unexpected identical time series.", + "fieldConfig": { + "defaults": { + "custom": {}, + "links": [] + }, + "overrides": [] + }, + "fill": 1, + "fillGradient": 0, + "gridPos": { + "h": 9, + "w": 12, + "x": 12, + "y": 93 + }, + "hiddenSeries": false, + "id": 74, + "legend": { + "avg": false, + "current": false, + "max": false, + "min": false, + "show": false, + "total": false, + "values": false + }, + "lines": true, + "linewidth": 1, + "links": [], + "nullPointMode": "null", + "percentage": false, + "pluginVersion": "7.1.1", + "pointradius": 2, + "points": false, + "renderer": "flot", + "seriesOverrides": [], + "spaceLength": 10, + "stack": false, + "steppedLine": false, + "targets": [ + { + "expr": "sum(increase(vm_metrics_with_dropped_labels_total{job=\"$job\", instance=\"$instance\"}[5m]))", + "format": "time_series", + "hide": false, + "interval": "", + "intervalFactor": 1, + "legendFormat": "", + "refId": "A" + } + ], + "thresholds": [], + "timeFrom": null, + "timeRegions": [], + "timeShift": null, + "title": "Labels limit exceeded ($instance)", + "tooltip": { + "shared": true, + "sort": 0, + "value_type": "individual" + }, + "type": "graph", + "xaxis": { + "buckets": null, + "mode": "time", + "name": null, + "show": true, + "values": [] + }, + "yaxes": [ + { + "decimals": 2, + "format": "percentunit", + "label": null, + "logBase": 1, + "max": null, + "min": "0", + "show": true + }, + { + "format": "short", + "label": null, + "logBase": 1, + "max": null, + "min": "0", + "show": true + } + ], + "yaxis": { + "align": false, + "alignLevel": null + } } ], "title": "Troubleshooting", @@ -2569,7 +2664,7 @@ "h": 1, "w": 24, "x": 0, - "y": 37 + "y": 85 }, "id": 46, "panels": [ @@ -2593,7 +2688,7 @@ "h": 8, "w": 12, "x": 0, - "y": 78 + "y": 102 }, "hiddenSeries": false, "id": 44, @@ -2705,7 +2800,7 @@ "h": 8, "w": 12, "x": 12, - "y": 78 + "y": 102 }, "hiddenSeries": false, "id": 57, @@ -2801,7 +2896,7 @@ "h": 8, "w": 12, "x": 0, - "y": 86 + "y": 110 }, "hiddenSeries": false, "id": 47, @@ -2897,7 +2992,7 @@ "h": 8, "w": 12, "x": 12, - "y": 86 + "y": 110 }, "hiddenSeries": false, "id": 42, @@ -2992,7 +3087,7 @@ "h": 8, "w": 12, "x": 0, - "y": 94 + "y": 118 }, "hiddenSeries": false, "id": 48, @@ -3089,7 +3184,7 @@ "h": 8, "w": 12, "x": 12, - "y": 94 + "y": 118 }, "hiddenSeries": false, "id": 37, @@ -3187,7 +3282,7 @@ "h": 8, "w": 12, "x": 0, - "y": 102 + "y": 126 }, "hiddenSeries": false, "id": 49, @@ -3395,4 +3490,4 @@ "title": "VictoriaMetrics", "uid": "wNf0q_kZk", "version": 1 -} +} \ No newline at end of file diff --git a/deployment/docker/Makefile b/deployment/docker/Makefile index 57d724049..4b392de95 100644 --- a/deployment/docker/Makefile +++ b/deployment/docker/Makefile @@ -4,7 +4,7 @@ DOCKER_NAMESPACE := victoriametrics ROOT_IMAGE ?= alpine:3.13.1 CERTS_IMAGE := alpine:3.13.1 -GO_BUILDER_IMAGE := golang:1.15.8 +GO_BUILDER_IMAGE := golang:1.16.0 BUILDER_IMAGE := local/builder:2.0.0-$(shell echo $(GO_BUILDER_IMAGE) | tr : _) BASE_IMAGE := local/base:1.1.3-$(shell echo $(ROOT_IMAGE) | tr : _)-$(shell echo $(CERTS_IMAGE) | tr : _) diff --git a/docs/Articles.md b/docs/Articles.md index 3a42d62fe..ed2a1f486 100644 --- a/docs/Articles.md +++ b/docs/Articles.md @@ -24,6 +24,7 @@ * [Monitoring Kubernetes with VictoriaMetrics+Prometheus](https://speakerdeck.com/bo0km4n/victoriametrics-plus-prometheusdegou-zhu-surufu-shu-kubernetesfalsejian-shi-ji-pan) * [High-performance Graphite storage solution on top of VictoriaMetrics](https://golangexample.com/a-high-performance-graphite-storage-solution/) * [Cloud Native Model Driven Telemetry Stack on OpenShift](https://cer6erus.medium.com/cloud-native-model-driven-telemetry-stack-on-openshift-80712621f5bc) +* [Observability, Availability & DORA’s Research Program](https://medium.com/alteos-tech-blog/observability-availability-and-doras-research-program-85deb6680e78) ## Our articles diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md index 82e2cb2b0..3688633f1 100644 --- a/docs/CHANGELOG.md +++ b/docs/CHANGELOG.md @@ -2,8 +2,12 @@ # tip + +# [v1.54.0](https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.54.0) + * FEATURE: optimize searching for matching metrics for `metric{}` queries if `` contains at least a single filter. For example, the query `up{job="foobar"}` should find the matching time series much faster than previously. * FEATURE: reduce execution times for `q1 q2` queries by executing `q1` and `q2` in parallel. +* FEATURE: switch from Go1.15 to [Go1.16](https://golang.org/doc/go1.16) for building prod binaries. * FEATURE: single-node VictoriaMetrics now accepts requests to handlers with `/prometheus` and `/graphite` prefixes such as `/prometheus/api/v1/query`. This improves compatibility with [handlers from VictoriaMetrics cluster](https://victoriametrics.github.io/Cluster-VictoriaMetrics.html#url-format). * FEATURE: expose `process_open_fds` and `process_max_fds` metrics. These metrics can be used for alerting when `process_open_fds` reaches `process_max_fds`. See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/402 and https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1037 * FEATURE: vmalert: add `-datasource.appendTypePrefix` command-line option for querying both Prometheus and Graphite datasource in cluster version of VictoriaMetrics. See [these docs](https://victoriametrics.github.io/vmalert.html#graphite) for details. @@ -11,11 +15,13 @@ * FEATURE: remove dependency on external programs such as `cat`, `grep` and `cut` when detecting cpu and memory limits inside Docker or LXC container. * FEATURE: vmagent: add `__meta_kubernetes_endpoints_label_*`, `__meta_kubernetes_endpoints_labelpresent_*`, `__meta_kubernetes_endpoints_annotation_*` and `__meta_kubernetes_endpoints_annotationpresent_*` labels for `role: endpoints` in Kubernetes service discovery. These labels where added in Prometheus 2.25. * FEATURE: reduce the minimum supported retention period for inverted index (aka `indexdb`) from one month to one day. This should reduce disk space usage for `<-storageDataPath>/indexdb` folder if `-retentionPeriod` is set to values smaller than one month. +* FEATURE: vmselect: export per-tenant metrics `vm_vmselect_http_requests_total` and `vm_vmselect_http_requests_duration_ms_total` . Other per-tenant metrics are available as a part of [enterprise package](https://victoriametrics.com/enterprise.html). See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/932 for details. * BUGFIX: properly convert regexp tag filters containing escaped dots to non-regexp tag filters. For example, `{foo=~"bar\.baz"}` should be converted to `{foo="bar.baz"}`. Previously it was incorrectly converted to `{foo="bar\.baz"}`, which could result in missing time series for this tag filter. * BUGFIX: do not spam error logs when discovering Docker Swarm targets without dedicated IP. See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1028 . * BUGFIX: properly embed timezone data into VictoriaMetrics apps. This should fix `-loggerTimezone` usage inside Docker containers. * BUGFIX: properly build Docker images for non-amd64 architectures (arm, arm64, ppc64le, 386) on [Docker hub](https://hub.docker.com/u/victoriametrics/). Previously these images were incorrectly based on amd64 base image, so they didn't work. +* BUGFIX: vmagent: return back unsent block to the queue during graceful shutdown. Previously this block could be dropped if remote storage is unavailable during vmagent shutdown. See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1065 . # [v1.53.1](https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.53.1) diff --git a/docs/CaseStudies.md b/docs/CaseStudies.md index 8d17fa847..99e22456b 100644 --- a/docs/CaseStudies.md +++ b/docs/CaseStudies.md @@ -105,13 +105,13 @@ See [Monitoring K8S with VictoriaMetrics](https://docs.google.com/presentation/d Numbers: -* The number of active time series per VictoriaMetrics instance is 40M. -* The total number of time series per VictoriaMetrics instance is 5000M+. -* Ingestion rate per VictoriaMetrics instance is 1M data points per second. +* The number of active time series per VictoriaMetrics instance is 50 millions. +* The total number of time series per VictoriaMetrics instance is 5000 millions. +* Ingestion rate per VictoriaMetrics instance is 1.1 millions data points per second. * The total number of datapoints per VictoriaMetrics instance is 8.5 trillions. -* The average time series churn rate is ~80M per day. -* The average query rate is ~100 per second (mostly alert queries). -* Query duration: median is ~20ms, 99th percentile is ~1.5sec. +* The average churn rate is 150 millions new time series per day. +* The average query rate is ~150 per second (mostly alert queries). +* Query duration: median is ~1ms, 99th percentile is ~1sec. * Retention: 3 months. > Alternatives that we’ve played with before choosing VictoriaMetrics are: federated Prometheus, Cortex, IronDB and Thanos. diff --git a/lib/mergeset/part.go b/lib/mergeset/part.go index 3bd439399..2b01d94be 100644 --- a/lib/mergeset/part.go +++ b/lib/mergeset/part.go @@ -221,8 +221,8 @@ func (idxbc *indexBlockCache) cleanByTimeout() { currentTime := fasttime.UnixTimestamp() idxbc.mu.Lock() for k, idxbe := range idxbc.m { - // Delete items accessed more than 90 seconds ago. - if currentTime-atomic.LoadUint64(&idxbe.lastAccessTime) > 90 { + // Delete items accessed more than two minutes ago. + if currentTime-atomic.LoadUint64(&idxbe.lastAccessTime) > 2*60 { // do not call putIndexBlock(ibxbc.m[k]), since it // may be used by concurrent goroutines. delete(idxbc.m, k) @@ -375,8 +375,8 @@ func (ibc *inmemoryBlockCache) cleanByTimeout() { currentTime := fasttime.UnixTimestamp() ibc.mu.Lock() for k, ibe := range ibc.m { - // Delete items accessed more than 90 seconds ago. - if currentTime-atomic.LoadUint64(&ibe.lastAccessTime) > 90 { + // Delete items accessed more than a two minutes ago. + if currentTime-atomic.LoadUint64(&ibe.lastAccessTime) > 2*60 { // do not call putInmemoryBlock(ibc.m[k]), since it // may be used by concurrent goroutines. delete(ibc.m, k) diff --git a/lib/storage/index_db.go b/lib/storage/index_db.go index 51fde2806..e01efa14c 100644 --- a/lib/storage/index_db.go +++ b/lib/storage/index_db.go @@ -6,7 +6,6 @@ import ( "errors" "fmt" "io" - "math" "path/filepath" "sort" "sync" @@ -205,7 +204,9 @@ type IndexDBMetrics struct { IndexBlocksWithMetricIDsProcessed uint64 IndexBlocksWithMetricIDsIncorrectOrder uint64 - MinTimestampForCompositeIndex uint64 + MinTimestampForCompositeIndex uint64 + CompositeFilterSuccessConversions uint64 + CompositeFilterMissingConversions uint64 mergeset.TableMetrics } @@ -249,6 +250,8 @@ func (db *indexDB) UpdateMetrics(m *IndexDBMetrics) { m.IndexBlocksWithMetricIDsIncorrectOrder = atomic.LoadUint64(&indexBlocksWithMetricIDsIncorrectOrder) m.MinTimestampForCompositeIndex = uint64(db.minTimestampForCompositeIndex) + m.CompositeFilterSuccessConversions = atomic.LoadUint64(&compositeFilterSuccessConversions) + m.CompositeFilterMissingConversions = atomic.LoadUint64(&compositeFilterMissingConversions) db.tb.UpdateMetrics(&m.TableMetrics) db.doExtDB(func(extDB *indexDB) { @@ -2043,7 +2046,7 @@ func (is *indexSearch) getTagFilterWithMinMetricIDsCount(tfs *TagFilters, maxMet continue } - metricIDs, err := is.getMetricIDsForTagFilter(tf, maxMetrics) + metricIDs, _, err := is.getMetricIDsForTagFilter(tf, nil, maxMetrics) if err != nil { if err == errFallbackToMetricNameMatch { // Skip tag filters requiring to scan for too many metrics. @@ -2310,7 +2313,7 @@ func (is *indexSearch) updateMetricIDsForTagFilters(metricIDs *uint64set.Set, tf // Slow path - try searching over the whole inverted index. // Sort tag filters for faster ts.Seek below. - sort.SliceStable(tfs.tfs, func(i, j int) bool { + sort.Slice(tfs.tfs, func(i, j int) bool { return tfs.tfs[i].Less(&tfs.tfs[j]) }) minTf, minMetricIDs, err := is.getTagFilterWithMinMetricIDsCountOptimized(tfs, tr, maxMetrics) @@ -2365,34 +2368,36 @@ const ( var uselessTagFilterCacheValue = []byte("1") -func (is *indexSearch) getMetricIDsForTagFilter(tf *tagFilter, maxMetrics int) (*uint64set.Set, error) { +func (is *indexSearch) getMetricIDsForTagFilter(tf *tagFilter, filter *uint64set.Set, maxMetrics int) (*uint64set.Set, uint64, error) { if tf.isNegative { logger.Panicf("BUG: isNegative must be false") } metricIDs := &uint64set.Set{} if len(tf.orSuffixes) > 0 { // Fast path for orSuffixes - seek for rows for each value from orSuffixes. - if err := is.updateMetricIDsForOrSuffixesNoFilter(tf, maxMetrics, metricIDs); err != nil { + loopsCount, err := is.updateMetricIDsForOrSuffixesNoFilter(tf, maxMetrics, metricIDs) + if err != nil { if err == errFallbackToMetricNameMatch { - return nil, err + return nil, loopsCount, err } - return nil, fmt.Errorf("error when searching for metricIDs for tagFilter in fast path: %w; tagFilter=%s", err, tf) + return nil, loopsCount, fmt.Errorf("error when searching for metricIDs for tagFilter in fast path: %w; tagFilter=%s", err, tf) } - return metricIDs, nil + return metricIDs, loopsCount, nil } // Slow path - scan for all the rows with the given prefix. - maxLoops := maxMetrics * maxIndexScanSlowLoopsPerMetric - if err := is.getMetricIDsForTagFilterSlow(tf, nil, maxLoops, metricIDs.Add); err != nil { + maxLoopsCount := uint64(maxMetrics) * maxIndexScanSlowLoopsPerMetric + loopsCount, err := is.getMetricIDsForTagFilterSlow(tf, filter, maxLoopsCount, metricIDs.Add) + if err != nil { if err == errFallbackToMetricNameMatch { - return nil, err + return nil, loopsCount, err } - return nil, fmt.Errorf("error when searching for metricIDs for tagFilter in slow path: %w; tagFilter=%s", err, tf) + return nil, loopsCount, fmt.Errorf("error when searching for metricIDs for tagFilter in slow path: %w; tagFilter=%s", err, tf) } - return metricIDs, nil + return metricIDs, loopsCount, nil } -func (is *indexSearch) getMetricIDsForTagFilterSlow(tf *tagFilter, filter *uint64set.Set, maxLoops int, f func(metricID uint64)) error { +func (is *indexSearch) getMetricIDsForTagFilterSlow(tf *tagFilter, filter *uint64set.Set, maxLoopsCount uint64, f func(metricID uint64)) (uint64, error) { if len(tf.orSuffixes) > 0 { logger.Panicf("BUG: the getMetricIDsForTagFilterSlow must be called only for empty tf.orSuffixes; got %s", tf.orSuffixes) } @@ -2404,40 +2409,40 @@ func (is *indexSearch) getMetricIDsForTagFilterSlow(tf *tagFilter, filter *uint6 mp.Reset() var prevMatchingSuffix []byte var prevMatch bool - loops := 0 + var loopsCount uint64 loopsPaceLimiter := 0 prefix := tf.prefix ts.Seek(prefix) for ts.NextItem() { if loopsPaceLimiter&paceLimiterMediumIterationsMask == 0 { if err := checkSearchDeadlineAndPace(is.deadline); err != nil { - return err + return loopsCount, err } } loopsPaceLimiter++ item := ts.Item if !bytes.HasPrefix(item, prefix) { - return nil + return loopsCount, nil } tail := item[len(prefix):] n := bytes.IndexByte(tail, tagSeparatorChar) if n < 0 { - return fmt.Errorf("invalid tag->metricIDs line %q: cannot find tagSeparatorChar=%d", item, tagSeparatorChar) + return loopsCount, fmt.Errorf("invalid tag->metricIDs line %q: cannot find tagSeparatorChar=%d", item, tagSeparatorChar) } suffix := tail[:n+1] tail = tail[n+1:] if err := mp.InitOnlyTail(item, tail); err != nil { - return err + return loopsCount, err } mp.ParseMetricIDs() + loopsCount += uint64(mp.MetricIDsLen()) + if loopsCount > maxLoopsCount { + return loopsCount, errFallbackToMetricNameMatch + } if prevMatch && string(suffix) == string(prevMatchingSuffix) { // Fast path: the same tag value found. // There is no need in checking it again with potentially // slow tf.matchSuffix, which may call regexp. - loops += mp.MetricIDsLen() - if loops > maxLoops { - return errFallbackToMetricNameMatch - } for _, metricID := range mp.MetricIDs { if filter != nil && !filter.Has(metricID) { continue @@ -2451,11 +2456,11 @@ func (is *indexSearch) getMetricIDsForTagFilterSlow(tf *tagFilter, filter *uint6 // since the current row has no matching metricIDs. continue } - // Slow path: need tf.matchSuffix call. ok, err := tf.matchSuffix(suffix) + loopsCount += reMatchCost if err != nil { - return fmt.Errorf("error when matching %s against suffix %q: %w", tf, suffix, err) + return loopsCount, fmt.Errorf("error when matching %s against suffix %q: %w", tf, suffix, err) } if !ok { prevMatch = false @@ -2470,18 +2475,16 @@ func (is *indexSearch) getMetricIDsForTagFilterSlow(tf *tagFilter, filter *uint6 // The last char in kb.B must be tagSeparatorChar. Just increment it // in order to jump to the next tag value. if len(kb.B) == 0 || kb.B[len(kb.B)-1] != tagSeparatorChar || tagSeparatorChar >= 0xff { - return fmt.Errorf("data corruption: the last char in k=%X must be %X", kb.B, tagSeparatorChar) + return loopsCount, fmt.Errorf("data corruption: the last char in k=%X must be %X", kb.B, tagSeparatorChar) } kb.B[len(kb.B)-1]++ ts.Seek(kb.B) + // Assume that a seek cost is equivalent to 100 ordinary loops. + loopsCount += 100 continue } prevMatch = true prevMatchingSuffix = append(prevMatchingSuffix[:0], suffix...) - loops += mp.MetricIDsLen() - if loops > maxLoops { - return errFallbackToMetricNameMatch - } for _, metricID := range mp.MetricIDs { if filter != nil && !filter.Has(metricID) { continue @@ -2490,29 +2493,32 @@ func (is *indexSearch) getMetricIDsForTagFilterSlow(tf *tagFilter, filter *uint6 } } if err := ts.Error(); err != nil { - return fmt.Errorf("error when searching for tag filter prefix %q: %w", prefix, err) + return loopsCount, fmt.Errorf("error when searching for tag filter prefix %q: %w", prefix, err) } - return nil + return loopsCount, nil } -func (is *indexSearch) updateMetricIDsForOrSuffixesNoFilter(tf *tagFilter, maxMetrics int, metricIDs *uint64set.Set) error { +func (is *indexSearch) updateMetricIDsForOrSuffixesNoFilter(tf *tagFilter, maxMetrics int, metricIDs *uint64set.Set) (uint64, error) { if tf.isNegative { logger.Panicf("BUG: isNegative must be false") } kb := kbPool.Get() defer kbPool.Put(kb) + var loopsCount uint64 for _, orSuffix := range tf.orSuffixes { kb.B = append(kb.B[:0], tf.prefix...) kb.B = append(kb.B, orSuffix...) kb.B = append(kb.B, tagSeparatorChar) - if err := is.updateMetricIDsForOrSuffixNoFilter(kb.B, maxMetrics, metricIDs); err != nil { - return err + lc, err := is.updateMetricIDsForOrSuffixNoFilter(kb.B, maxMetrics, metricIDs) + if err != nil { + return loopsCount, err } + loopsCount += lc if metricIDs.Len() >= maxMetrics { - return nil + return loopsCount, nil } } - return nil + return loopsCount, nil } func (is *indexSearch) updateMetricIDsForOrSuffixesWithFilter(tf *tagFilter, metricIDs, filter *uint64set.Set) error { @@ -2530,39 +2536,39 @@ func (is *indexSearch) updateMetricIDsForOrSuffixesWithFilter(tf *tagFilter, met return nil } -func (is *indexSearch) updateMetricIDsForOrSuffixNoFilter(prefix []byte, maxMetrics int, metricIDs *uint64set.Set) error { +func (is *indexSearch) updateMetricIDsForOrSuffixNoFilter(prefix []byte, maxMetrics int, metricIDs *uint64set.Set) (uint64, error) { ts := &is.ts mp := &is.mp mp.Reset() - maxLoops := maxMetrics * maxIndexScanLoopsPerMetric - loops := 0 + maxLoopsCount := uint64(maxMetrics) * maxIndexScanLoopsPerMetric + var loopsCount uint64 loopsPaceLimiter := 0 ts.Seek(prefix) for metricIDs.Len() < maxMetrics && ts.NextItem() { if loopsPaceLimiter&paceLimiterFastIterationsMask == 0 { if err := checkSearchDeadlineAndPace(is.deadline); err != nil { - return err + return loopsCount, err } } loopsPaceLimiter++ item := ts.Item if !bytes.HasPrefix(item, prefix) { - return nil + return loopsCount, nil } if err := mp.InitOnlyTail(item, item[len(prefix):]); err != nil { - return err + return loopsCount, err } - loops += mp.MetricIDsLen() - if loops > maxLoops { - return errFallbackToMetricNameMatch + loopsCount += uint64(mp.MetricIDsLen()) + if loopsCount > maxLoopsCount { + return loopsCount, errFallbackToMetricNameMatch } mp.ParseMetricIDs() metricIDs.AddMulti(mp.MetricIDs) } if err := ts.Error(); err != nil { - return fmt.Errorf("error when searching for tag filter prefix %q: %w", prefix, err) + return loopsCount, fmt.Errorf("error when searching for tag filter prefix %q: %w", prefix, err) } - return nil + return loopsCount, nil } func (is *indexSearch) updateMetricIDsForOrSuffixWithFilter(prefix []byte, metricIDs *uint64set.Set, sortedFilter []uint64, isNegative bool) error { @@ -2574,8 +2580,8 @@ func (is *indexSearch) updateMetricIDsForOrSuffixWithFilter(prefix []byte, metri ts := &is.ts mp := &is.mp mp.Reset() - maxLoops := len(sortedFilter) * maxIndexScanLoopsPerMetric - loops := 0 + maxLoopsCount := uint64(len(sortedFilter)) * maxIndexScanLoopsPerMetric + var loopsCount uint64 loopsPaceLimiter := 0 ts.Seek(prefix) var sf []uint64 @@ -2606,8 +2612,8 @@ func (is *indexSearch) updateMetricIDsForOrSuffixWithFilter(prefix []byte, metri return nil } sf = sortedFilter - loops += mp.MetricIDsLen() - if loops > maxLoops { + loopsCount += uint64(mp.MetricIDsLen()) + if loopsCount > maxLoopsCount { return errFallbackToMetricNameMatch } mp.ParseMetricIDs() @@ -2777,43 +2783,43 @@ func (is *indexSearch) tryUpdatingMetricIDsForDateRange(metricIDs *uint64set.Set } func (is *indexSearch) getMetricIDsForDateAndFilters(date uint64, tfs *TagFilters, maxMetrics int) (*uint64set.Set, error) { - // Sort tfs by the duration from previous queries. + // Sort tfs by loopsCount needed for performing each filter. + // This stats is usually collected from the previous queries. // This way we limit the amount of work below by applying fast filters at first. type tagFilterWithWeight struct { tf *tagFilter - durationSeconds float64 + loopsCount uint64 lastQueryTimestamp uint64 } tfws := make([]tagFilterWithWeight, len(tfs.tfs)) - ct := fasttime.UnixTimestamp() + currentTime := fasttime.UnixTimestamp() for i := range tfs.tfs { tf := &tfs.tfs[i] - durationSeconds, lastQueryTimestamp := is.getDurationAndTimestampForDateFilter(date, tf) - if ct > lastQueryTimestamp+60 { - // It is time to update filter duration stats. - if tf.isNegative || tf.isRegexp && len(tf.orSuffixes) == 0 { - // Negative and regexp filters usually take the most time, so move them to the end of filters - // in the hope they won't be executed at all. - if durationSeconds == 0 { - durationSeconds = 10 - } - } else { - // Reset duration stats for relatively fast {key="value"} and {key=~"foo|bar|baz"} filters, so it is re-populated below. - if durationSeconds < 0.5 { - durationSeconds = 0 - } + loopsCount, lastQueryTimestamp := is.getLoopsCountAndTimestampForDateFilter(date, tf) + origLoopsCount := loopsCount + if currentTime > lastQueryTimestamp+60*60 { + // Reset loopsCount to 0 every hour for collecting updated stats for the tf. + loopsCount = 0 + } + if loopsCount == 0 { + // Prevent from possible thundering herd issue when heavy tf is executed from multiple concurrent queries + // by temporary persisting its position in the tag filters list. + if origLoopsCount == 0 { + origLoopsCount = 10e6 } + lastQueryTimestamp = 0 + is.storeLoopsCountForDateFilter(date, tf, origLoopsCount, lastQueryTimestamp) } tfws[i] = tagFilterWithWeight{ tf: tf, - durationSeconds: durationSeconds, + loopsCount: loopsCount, lastQueryTimestamp: lastQueryTimestamp, } } - sort.SliceStable(tfws, func(i, j int) bool { + sort.Slice(tfws, func(i, j int) bool { a, b := &tfws[i], &tfws[j] - if a.durationSeconds != b.durationSeconds { - return a.durationSeconds < b.durationSeconds + if a.loopsCount != b.loopsCount { + return a.loopsCount < b.loopsCount } return a.tf.Less(b.tf) }) @@ -2821,8 +2827,8 @@ func (is *indexSearch) getMetricIDsForDateAndFilters(date uint64, tfs *TagFilter // Populate metricIDs for the first non-negative filter. var tfsPostponed []*tagFilter var metricIDs *uint64set.Set - maxDateMetrics := maxMetrics * 50 tfwsRemaining := tfws[:0] + maxDateMetrics := maxMetrics * 50 for i := range tfws { tfw := tfws[i] tf := tfw.tf @@ -2830,7 +2836,8 @@ func (is *indexSearch) getMetricIDsForDateAndFilters(date uint64, tfs *TagFilter tfwsRemaining = append(tfwsRemaining, tfw) continue } - m, err := is.getMetricIDsForDateTagFilter(tf, tfw.lastQueryTimestamp, date, tfs.commonPrefix, maxDateMetrics) + m, loopsCount, err := is.getMetricIDsForDateTagFilter(tf, date, nil, tfs.commonPrefix, maxDateMetrics) + is.storeLoopsCountForDateFilter(date, tf, loopsCount, tfw.lastQueryTimestamp) if err != nil { return nil, err } @@ -2880,13 +2887,16 @@ func (is *indexSearch) getMetricIDsForDateAndFilters(date uint64, tfs *TagFilter // Short circuit - there is no need in applying the remaining filters to an empty set. break } - if float64(metricIDsLen)/metricNameMatchesPerSecond < tfw.durationSeconds { + if uint64(metricIDsLen)*maxIndexScanLoopsPerMetric < tfw.loopsCount { // It should be faster performing metricName match on the remaining filters // instead of scanning big number of entries in the inverted index for these filters. tfsPostponed = append(tfsPostponed, tf) + // Store stats for non-executed tf, since it could be updated during protection from thundered herd. + is.storeLoopsCountForDateFilter(date, tf, tfw.loopsCount, tfw.lastQueryTimestamp) continue } - m, err := is.getMetricIDsForDateTagFilter(tf, tfw.lastQueryTimestamp, date, tfs.commonPrefix, maxDateMetrics) + m, loopsCount, err := is.getMetricIDsForDateTagFilter(tf, date, metricIDs, tfs.commonPrefix, maxDateMetrics) + is.storeLoopsCountForDateFilter(date, tf, loopsCount, tfw.lastQueryTimestamp) if err != nil { return nil, err } @@ -2916,12 +2926,6 @@ func (is *indexSearch) getMetricIDsForDateAndFilters(date uint64, tfs *TagFilter return metricIDs, nil } -// The estimated number of per-second loops inside updateMetricIDsByMetricNameMatch -// -// This value is used for determining when matching by metric name must be perfromed instead of matching -// by the remaining tag filters. -const metricNameMatchesPerSecond = 50000 - func (is *indexSearch) storeDateMetricID(date, metricID uint64) error { ii := getIndexItems() defer putIndexItems(ii) @@ -3068,7 +3072,7 @@ func (is *indexSearch) hasDateMetricID(date, metricID uint64) (bool, error) { return true, nil } -func (is *indexSearch) getMetricIDsForDateTagFilter(tf *tagFilter, lastQueryTimestamp, date uint64, commonPrefix []byte, maxMetrics int) (*uint64set.Set, error) { +func (is *indexSearch) getMetricIDsForDateTagFilter(tf *tagFilter, date uint64, filter *uint64set.Set, commonPrefix []byte, maxMetrics int) (*uint64set.Set, uint64, error) { // Augument tag filter prefix for per-date search instead of global search. if !bytes.HasPrefix(tf.prefix, commonPrefix) { logger.Panicf("BUG: unexpected tf.prefix %q; must start with commonPrefix %q", tf.prefix, commonPrefix) @@ -3080,28 +3084,21 @@ func (is *indexSearch) getMetricIDsForDateTagFilter(tf *tagFilter, lastQueryTime tfNew := *tf tfNew.isNegative = false // isNegative for the original tf is handled by the caller. tfNew.prefix = kb.B - startTime := time.Now() - metricIDs, err := is.getMetricIDsForTagFilter(&tfNew, maxMetrics) + metricIDs, loopsCount, err := is.getMetricIDsForTagFilter(&tfNew, filter, maxMetrics) kbPool.Put(kb) - currentTimestamp := fasttime.UnixTimestamp() - if currentTimestamp > lastQueryTimestamp+5 { - // The cache already contains quite fresh entry for the current (date, tf). - // Do not update it too frequently. - return metricIDs, err + if err != nil { + // Set high loopsCount for failing filter, so it is moved to the end of filter list. + loopsCount = 1e9 } - // Store the duration for tag filter execution in the cache in order to sort tag filters - // in ascending durations on the next search. - durationSeconds := time.Since(startTime).Seconds() if metricIDs.Len() >= maxMetrics { - // Increase the duration for tag filter matching too many metrics, - // So next time it will be applied after filters matching lower number of metrics. - durationSeconds *= 2 + // Increase loopsCount for tag filter matching too many metrics, + // So next time it is moved to the end of filter list. + loopsCount *= 2 } - is.storeDurationAndTimestampForDateFilter(date, tf, durationSeconds, currentTimestamp) - return metricIDs, err + return metricIDs, loopsCount, err } -func (is *indexSearch) getDurationAndTimestampForDateFilter(date uint64, tf *tagFilter) (float64, uint64) { +func (is *indexSearch) getLoopsCountAndTimestampForDateFilter(date uint64, tf *tagFilter) (uint64, uint64) { is.kb.B = appendDateTagFilterCacheKey(is.kb.B[:0], date, tf) kb := kbPool.Get() defer kbPool.Put(kb) @@ -3109,18 +3106,22 @@ func (is *indexSearch) getDurationAndTimestampForDateFilter(date uint64, tf *tag if len(kb.B) != 16 { return 0, 0 } - n := encoding.UnmarshalUint64(kb.B) - durationSeconds := math.Float64frombits(n) + loopsCount := encoding.UnmarshalUint64(kb.B) timestamp := encoding.UnmarshalUint64(kb.B[8:]) - return durationSeconds, timestamp + return loopsCount, timestamp } -func (is *indexSearch) storeDurationAndTimestampForDateFilter(date uint64, tf *tagFilter, durationSeconds float64, timestamp uint64) { +func (is *indexSearch) storeLoopsCountForDateFilter(date uint64, tf *tagFilter, loopsCount, prevTimestamp uint64) { + currentTimestamp := fasttime.UnixTimestamp() + if currentTimestamp < prevTimestamp+5 { + // The cache already contains quite fresh entry for the current (date, tf). + // Do not update it too frequently. + return + } is.kb.B = appendDateTagFilterCacheKey(is.kb.B[:0], date, tf) - n := math.Float64bits(durationSeconds) kb := kbPool.Get() - kb.B = encoding.MarshalUint64(kb.B[:0], n) - kb.B = encoding.MarshalUint64(kb.B, timestamp) + kb.B = encoding.MarshalUint64(kb.B[:0], loopsCount) + kb.B = encoding.MarshalUint64(kb.B, currentTimestamp) is.db.durationsPerDateTagFilterCache.Set(is.kb.B, kb.B) kbPool.Put(kb) } @@ -3246,8 +3247,8 @@ func (is *indexSearch) intersectMetricIDsWithTagFilterNocache(tf *tagFilter, fil } // Slow path - scan for all the rows with the given prefix. - maxLoops := filter.Len() * maxIndexScanSlowLoopsPerMetric - err := is.getMetricIDsForTagFilterSlow(tf, filter, maxLoops, func(metricID uint64) { + maxLoopsCount := uint64(filter.Len()) * maxIndexScanSlowLoopsPerMetric + _, err := is.getMetricIDsForTagFilterSlow(tf, filter, maxLoopsCount, func(metricID uint64) { if tf.isNegative { // filter must be equal to metricIDs metricIDs.Del(metricID) diff --git a/lib/storage/part.go b/lib/storage/part.go index e18fa0b97..52b0ec41a 100644 --- a/lib/storage/part.go +++ b/lib/storage/part.go @@ -225,8 +225,8 @@ func (ibc *indexBlockCache) cleanByTimeout() { currentTime := fasttime.UnixTimestamp() ibc.mu.Lock() for k, ibe := range ibc.m { - // Delete items accessed more than 90 seconds ago. - if currentTime-atomic.LoadUint64(&ibe.lastAccessTime) > 90 { + // Delete items accessed more than two minutes ago. + if currentTime-atomic.LoadUint64(&ibe.lastAccessTime) > 2*60 { delete(ibc.m, k) } } diff --git a/lib/storage/storage.go b/lib/storage/storage.go index 0cdfc22df..d1f8dd57c 100644 --- a/lib/storage/storage.go +++ b/lib/storage/storage.go @@ -588,6 +588,8 @@ func (s *Storage) mustRotateIndexDB() { } // MustClose closes the storage. +// +// It is expected that the s is no longer used during the close. func (s *Storage) MustClose() { close(s.stop) diff --git a/lib/storage/storage_test.go b/lib/storage/storage_test.go index 9c8bbd60c..f2891841e 100644 --- a/lib/storage/storage_test.go +++ b/lib/storage/storage_test.go @@ -967,15 +967,16 @@ func testStorageAddRows(s *Storage) error { return fmt.Errorf("error when force merging partitions: %w", err) } ptws := s1.tb.GetPartitions(nil) - defer s1.tb.PutPartitions(ptws) for _, ptw := range ptws { pws := ptw.pt.GetParts(nil) numParts := len(pws) ptw.pt.PutParts(pws) if numParts != 1 { + s1.tb.PutPartitions(ptws) return fmt.Errorf("unexpected number of parts for partition %q after force merge; got %d; want 1", ptw.pt.name, numParts) } } + s1.tb.PutPartitions(ptws) s1.MustClose() diff --git a/lib/storage/table.go b/lib/storage/table.go index faea8c1a0..5049a18e0 100644 --- a/lib/storage/table.go +++ b/lib/storage/table.go @@ -189,6 +189,7 @@ func (tb *table) addPartitionNolock(pt *partition) { } // MustClose closes the table. +// It is expected that all the pending searches on the table are finished before calling MustClose. func (tb *table) MustClose() { close(tb.stop) tb.retentionWatcherWG.Wait() @@ -198,9 +199,10 @@ func (tb *table) MustClose() { tb.ptws = nil tb.ptwsLock.Unlock() - // Decrement references to partitions, so they may be eventually closed after - // pending searches are done. for _, ptw := range ptws { + if n := atomic.LoadUint64(&ptw.refCount); n != 1 { + logger.Panicf("BUG: unexpected refCount=%d when closing the partition; probably there are pending searches", n) + } ptw.decRef() } @@ -271,10 +273,10 @@ func (tb *table) AddRows(rows []rawRow) error { ptwsX.a = tb.GetPartitions(ptwsX.a[:0]) ptws := ptwsX.a - for _, ptw := range ptws { + for i, ptw := range ptws { singlePt := true - for i := range rows { - if !ptw.pt.HasTimestamp(rows[i].Timestamp) { + for j := range rows { + if !ptw.pt.HasTimestamp(rows[j].Timestamp) { singlePt = false break } @@ -283,16 +285,18 @@ func (tb *table) AddRows(rows []rawRow) error { continue } - // Move the partition with the matching rows to the front of tb.ptws, - // so it will be detected faster next time. - tb.ptwsLock.Lock() - for i := range tb.ptws { - if ptw == tb.ptws[i] { - tb.ptws[0], tb.ptws[i] = tb.ptws[i], tb.ptws[0] - break + if i != 0 { + // Move the partition with the matching rows to the front of tb.ptws, + // so it will be detected faster next time. + tb.ptwsLock.Lock() + for j := range tb.ptws { + if ptw == tb.ptws[j] { + tb.ptws[0], tb.ptws[j] = tb.ptws[j], tb.ptws[0] + break + } } + tb.ptwsLock.Unlock() } - tb.ptwsLock.Unlock() // Fast path - add all the rows into the ptw. ptw.pt.AddRows(rows) diff --git a/lib/storage/tag_filters.go b/lib/storage/tag_filters.go index d32c48ec9..f4e3a11c0 100644 --- a/lib/storage/tag_filters.go +++ b/lib/storage/tag_filters.go @@ -36,6 +36,7 @@ func convertToCompositeTagFilters(tfs *TagFilters) *TagFilters { } if len(name) == 0 { // There is no metric name filter, so composite filters cannot be created. + atomic.AddUint64(&compositeFilterMissingConversions, 1) return tfs } tfsNew := make([]tagFilter, 0, len(tfs.tfs)) @@ -61,13 +62,20 @@ func convertToCompositeTagFilters(tfs *TagFilters) *TagFilters { compositeFilters++ } if compositeFilters == 0 { + atomic.AddUint64(&compositeFilterMissingConversions, 1) return tfs } tfsCompiled := NewTagFilters() tfsCompiled.tfs = tfsNew + atomic.AddUint64(&compositeFilterSuccessConversions, 1) return tfsCompiled } +var ( + compositeFilterSuccessConversions uint64 + compositeFilterMissingConversions uint64 +) + // TagFilters represents filters used for filtering tags. type TagFilters struct { tfs []tagFilter @@ -213,7 +221,9 @@ type tagFilter struct { value []byte isNegative bool isRegexp bool - matchCost uint64 + + // matchCost is a cost for matching a filter against a single string. + matchCost uint64 // Prefix always contains {nsPrefixTagToMetricIDs, key}. // Additionally it contains: @@ -237,21 +247,31 @@ type tagFilter struct { graphiteReverseSuffix []byte } +func (tf *tagFilter) isComposite() bool { + k := tf.key + return len(k) > 0 && k[0] == compositeTagKeyPrefix +} + func (tf *tagFilter) Less(other *tagFilter) bool { - // Move regexp and negative filters to the end, since they require scanning - // all the entries for the given label. + // Move composite filters to the top, since they usually match lower number of time series. + // Move regexp filters to the bottom, since they require scanning all the entries for the given label. + isCompositeA := tf.isComposite() + isCompositeB := tf.isComposite() + if isCompositeA != isCompositeB { + return isCompositeA + } if tf.matchCost != other.matchCost { return tf.matchCost < other.matchCost } - if tf.isNegative != other.isNegative { - return !tf.isNegative - } if tf.isRegexp != other.isRegexp { return !tf.isRegexp } if len(tf.orSuffixes) != len(other.orSuffixes) { return len(tf.orSuffixes) < len(other.orSuffixes) } + if tf.isNegative != other.isNegative { + return !tf.isNegative + } return bytes.Compare(tf.prefix, other.prefix) < 0 } @@ -315,9 +335,6 @@ func (tf *tagFilter) InitFromGraphiteQuery(commonPrefix, query []byte, paths []s tf.prefix = marshalTagValueNoTrailingTagSeparator(tf.prefix, []byte(prefix)) tf.orSuffixes = append(tf.orSuffixes[:0], orSuffixes...) tf.reSuffixMatch, tf.matchCost = newMatchFuncForOrSuffixes(orSuffixes) - if isNegative { - tf.matchCost *= negativeMatchCostMultiplier - } } func getCommonPrefix(ss []string) (string, []string) { @@ -385,9 +402,6 @@ func (tf *tagFilter) Init(commonPrefix, key, value []byte, isNegative, isRegexp tf.orSuffixes = append(tf.orSuffixes[:0], "") tf.isEmptyMatch = len(prefix) == 0 tf.matchCost = fullMatchCost - if isNegative { - tf.matchCost *= negativeMatchCostMultiplier - } return nil } rcv, err := getRegexpFromCache(expr) @@ -397,9 +411,6 @@ func (tf *tagFilter) Init(commonPrefix, key, value []byte, isNegative, isRegexp tf.orSuffixes = append(tf.orSuffixes[:0], rcv.orValues...) tf.reSuffixMatch = rcv.reMatch tf.matchCost = rcv.reCost - if isNegative { - tf.matchCost *= negativeMatchCostMultiplier - } tf.isEmptyMatch = len(prefix) == 0 && tf.reSuffixMatch(nil) if !tf.isNegative && len(key) == 0 && strings.IndexByte(rcv.literalSuffix, '.') >= 0 { // Reverse suffix is needed only for non-negative regexp filters on __name__ that contains dots. @@ -571,8 +582,6 @@ const ( reMatchCost = 100 ) -const negativeMatchCostMultiplier = 1000 - func getOptimizedReMatchFuncExt(reMatch func(b []byte) bool, sre *syntax.Regexp) (func(b []byte) bool, string, uint64) { if isDotStar(sre) { // '.*'