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"description": "Shows how many ongoing insertions (not API /write calls) on disk are taking place, where:\n* `max` - equal to number of CPUs;\n* `current` - current number of goroutines busy with inserting rows into underlying storage.\n\nEvery successful API /write call results into flush on disk. However, these two actions are separated and controlled via different concurrency limiters. The `max` on this panel can't be changed and always equal to number of CPUs. \n\nWhen `current` hits `max` constantly, it means storage is overloaded and requires more CPU.\n\n",
"fieldConfig": {
"defaults": {
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},
"overrides": []
},
"fill": 1,
"fillGradient": 0,
"gridPos": {
"h": 8,
"w": 12,
"x": 0,
"y": 18
},
"hiddenSeries": false,
"id": 59,
"legend": {
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"avg": true,
"current": true,
"hideEmpty": false,
"hideZero": false,
"max": false,
"min": false,
"show": true,
"sort": "current",
"sortDesc": true,
"total": false,
"values": true
},
"lines": true,
"linewidth": 1,
"links": [],
"nullPointMode": "null",
"options": {
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"pointradius": 2,
"points": false,
"renderer": "flot",
"seriesOverrides": [
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"color": "#C4162A"
}
],
"spaceLength": 10,
"stack": false,
"steppedLine": false,
"targets": [
{
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"format": "time_series",
"interval": "",
"intervalFactor": 1,
"legendFormat": "max",
"refId": "A"
},
{
"expr": "sum(vm_concurrent_addrows_current{job=~\"$job\", instance=~\"$instance\"})",
"format": "time_series",
"intervalFactor": 1,
"legendFormat": "current",
"refId": "B"
}
],
"thresholds": [],
"timeRegions": [],
"title": "Concurrent flushes on disk ($instance)",
"tooltip": {
"shared": true,
"sort": 2,
"value_type": "individual"
},
"type": "graph",
"xaxis": {
"mode": "time",
"show": true,
"values": []
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],
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}
},
{
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"bars": false,
"dashLength": 10,
"dashes": false,
"datasource": {
"uid": "$ds"
},
"description": "* `*` - unsupported query path\n* `/write` - insert into VM\n* `/metrics` - query VM system metrics\n* `/query` - query instant values\n* `/query_range` - query over a range of time\n* `/series` - match a certain label set\n* `/label/{}/values` - query a list of label values (variables mostly)",
"fieldConfig": {
"defaults": {
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},
"fill": 1,
"fillGradient": 0,
"gridPos": {
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"w": 12,
"x": 12,
"y": 18
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"id": 35,
"legend": {
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"avg": true,
"current": true,
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"show": true,
"sort": "current",
"sortDesc": true,
"total": false,
"values": true
},
"lines": true,
"linewidth": 1,
"links": [],
"nullPointMode": "null as zero",
"options": {
"alertThreshold": true
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"pluginVersion": "8.3.2",
"pointradius": 2,
"points": false,
"renderer": "flot",
"seriesOverrides": [],
"spaceLength": 10,
"stack": false,
"steppedLine": false,
"targets": [
{
"exemplar": true,
"expr": "sum(rate(vm_http_request_errors_total{job=~\"$job\", instance=~\"$instance\"}[$__interval])) by (path) > 0",
"format": "time_series",
"interval": "",
"intervalFactor": 1,
"legendFormat": "{{path}}",
"refId": "A"
}
],
"thresholds": [],
"timeRegions": [],
"title": "Requests error rate ($instance)",
"tooltip": {
"shared": true,
"sort": 2,
"value_type": "individual"
},
"type": "graph",
"xaxis": {
"mode": "time",
"show": true,
"values": []
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"yaxes": [
{
"format": "short",
"logBase": 1,
"min": "0",
"show": true
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{
"format": "short",
"logBase": 1,
"min": "0",
"show": true
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],
"yaxis": {
"align": false
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},
{
"collapsed": true,
"datasource": {
"uid": "$ds"
},
"gridPos": {
"h": 1,
"w": 24,
"x": 0,
"y": 26
},
"id": 14,
"panels": [
{
"aliasColors": {},
"bars": false,
"dashLength": 10,
"dashes": false,
"datasource": {
"uid": "$ds"
},
"description": "How many datapoints are inserted into storage per second",
"fieldConfig": {
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},
"overrides": []
},
"fill": 1,
"fillGradient": 0,
"gridPos": {
"h": 8,
"w": 12,
"x": 0,
"y": 3
},
"hiddenSeries": false,
"id": 10,
"legend": {
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"sort": "current",
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"values": true
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"links": [],
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"pointradius": 2,
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"renderer": "flot",
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"spaceLength": 10,
"stack": false,
"steppedLine": false,
"targets": [
{
"expr": "sum(rate(vm_rows_inserted_total{job=~\"$job\", instance=~\"$instance\"}[$__interval])) by (type) > 0",
"format": "time_series",
"hide": false,
"intervalFactor": 1,
"legendFormat": "{{type}}",
"refId": "A"
}
],
"thresholds": [],
"timeRegions": [],
"title": "Datapoints ingestion rate ($instance)",
"tooltip": {
"shared": true,
"sort": 2,
"value_type": "individual"
},
"type": "graph",
"xaxis": {
"mode": "time",
"show": true,
"values": []
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}
},
{
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"dashLength": 10,
"dashes": false,
"datasource": {
"uid": "$ds"
},
"description": "Shows the time needed to reach the 100% of disk capacity based on the following params:\n* free disk space;\n* row ingestion rate;\n* dedup rate;\n* compression.\n\nUse this panel for capacity planning in order to estimate the time remaining for running out of the disk space.\n\n",
"fieldConfig": {
"defaults": {
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},
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},
"fill": 1,
"fillGradient": 0,
"gridPos": {
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"x": 12,
"y": 3
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"values": true
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"pointradius": 2,
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"stack": false,
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"targets": [
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"hide": false,
"interval": "",
"intervalFactor": 1,
"legendFormat": "",
"refId": "A"
}
],
"thresholds": [],
"timeRegions": [],
"title": "Storage full ETA ($instance)",
"tooltip": {
"shared": true,
"sort": 2,
"value_type": "individual"
},
"type": "graph",
"xaxis": {
"mode": "time",
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"values": []
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{
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],
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}
},
{
"aliasColors": {},
"bars": false,
"dashLength": 10,
"dashes": false,
"datasource": {
"uid": "$ds"
},
"description": "Shows how many datapoints are in the storage and what is average disk usage per datapoint.",
"fieldConfig": {
"defaults": {
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},
"overrides": []
},
"fill": 1,
"fillGradient": 0,
"gridPos": {
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"w": 12,
"x": 0,
"y": 11
},
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"id": 30,
"legend": {
"alignAsTable": true,
"avg": true,
"current": true,
"max": true,
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"show": true,
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"sortDesc": true,
"total": false,
"values": true
},
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},
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"points": false,
"renderer": "flot",
"seriesOverrides": [
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"alias": "bytes-per-datapoint",
"yaxis": 2
}
],
"spaceLength": 10,
"stack": false,
"steppedLine": false,
"targets": [
{
"expr": "sum(vm_rows{job=~\"$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=~\"$instance\", type != \"indexdb\"})",
"format": "time_series",
"interval": "",
"intervalFactor": 1,
"legendFormat": "bytes-per-datapoint",
"refId": "B"
}
],
"thresholds": [],
"timeRegions": [],
"title": "Datapoints ($instance)",
"tooltip": {
"shared": true,
"sort": 2,
"value_type": "individual"
},
"type": "graph",
"xaxis": {
"mode": "time",
"show": true,
"values": []
},
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"logBase": 1,
"min": "0",
"show": true
},
{
"decimals": 2,
"format": "bytes",
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"min": "0",
"show": true
}
],
"yaxis": {
"align": false
}
},
{
"aliasColors": {},
"bars": false,
"dashLength": 10,
"dashes": false,
"datasource": {
"uid": "$ds"
},
"description": "How many datapoints are in RAM queue waiting to be written into storage. The number of pending data points should be in the range from 0 to `2*<ingestion_rate>`, since VictoriaMetrics pushes pending data to persistent storage every second.",
"fieldConfig": {
"defaults": {
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},
"overrides": []
},
"fill": 1,
"fillGradient": 0,
"gridPos": {
"h": 8,
"w": 12,
"x": 12,
"y": 11
},
"hiddenSeries": false,
"id": 34,
"legend": {
"alignAsTable": true,
"avg": true,
"current": true,
"max": true,
"min": false,
"show": true,
"sort": "current",
"sortDesc": true,
"total": false,
"values": true
},
"lines": true,
"linewidth": 1,
"links": [],
"nullPointMode": "null",
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"alertThreshold": true
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"pluginVersion": "8.3.2",
"pointradius": 2,
"points": false,
"renderer": "flot",
"seriesOverrides": [
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"yaxis": 2
}
],
"spaceLength": 10,
"stack": false,
"steppedLine": false,
"targets": [
{
"expr": "vm_pending_rows{job=~\"$job\", instance=~\"$instance\", type=\"storage\"}",
"format": "time_series",
"hide": false,
"intervalFactor": 1,
"legendFormat": "pending datapoints",
"refId": "A"
},
{
"expr": "vm_pending_rows{job=~\"$job\", instance=~\"$instance\", type=\"indexdb\"}",
"format": "time_series",
"hide": false,
"intervalFactor": 1,
"legendFormat": "pending index entries",
"refId": "B"
}
],
"thresholds": [],
"timeRegions": [],
"title": "Pending datapoints ($instance)",
"tooltip": {
"shared": true,
"sort": 0,
"value_type": "individual"
},
"type": "graph",
"xaxis": {
"mode": "time",
"show": true,
"values": []
},
"yaxes": [
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"logBase": 1,
"min": "0",
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{
"decimals": 3,
"format": "none",
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],
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}
},
{
"aliasColors": {},
"bars": false,
"dashLength": 10,
"dashes": false,
"datasource": {
"uid": "$ds"
},
"description": "Shows amount of on-disk space occupied by data points and the remaining disk space at `-storageDataPath`",
"fieldConfig": {
"defaults": {
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},
"overrides": []
},
"fill": 1,
"fillGradient": 0,
"gridPos": {
"h": 8,
"w": 12,
"x": 0,
"y": 19
},
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"id": 53,
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"avg": true,
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"show": true,
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"values": true
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"lines": true,
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"nullPointMode": "null",
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"pointradius": 2,
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"spaceLength": 10,
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"steppedLine": false,
"targets": [
{
"expr": "sum(vm_data_size_bytes{job=~\"$job\", instance=~\"$instance\", type!=\"indexdb\"})",
"format": "time_series",
"interval": "",
"intervalFactor": 1,
"legendFormat": "Used",
"refId": "A"
},
{
"expr": "vm_free_disk_space_bytes{job=~\"$job\", instance=~\"$instance\"}",
"format": "time_series",
"interval": "",
"intervalFactor": 1,
"legendFormat": "Free",
"refId": "B"
}
],
"thresholds": [],
"timeRegions": [],
"title": "Disk space usage - datapoints ($instance)",
"tooltip": {
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"sort": 0,
"value_type": "individual"
},
"type": "graph",
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}
},
{
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"dashLength": 10,
"dashes": false,
"datasource": {
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},
"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": {
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},
"overrides": []
},
"fill": 1,
"fillGradient": 0,
"gridPos": {
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"w": 12,
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"y": 19
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"legend": {
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"avg": true,
"current": true,
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"show": true,
"sort": "current",
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"values": true
},
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"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": [],
"timeRegions": [],
"title": "LSM parts ($instance)",
"tooltip": {
"shared": true,
"sort": 2,
"value_type": "individual"
},
"type": "graph",
"xaxis": {
"mode": "time",
"show": true,
"values": []
},
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}
},
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"dashes": false,
"datasource": {
"uid": "$ds"
},
"description": "Shows amount of on-disk space occupied by inverted index.",
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},
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},
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"values": true
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"linewidth": 1,
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"pointradius": 2,
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"renderer": "flot",
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"spaceLength": 10,
"stack": false,
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"targets": [
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"exemplar": true,
"expr": "vm_data_size_bytes{job=~\"$job\", instance=~\"$instance\", type=\"indexdb\"}",
"format": "time_series",
"interval": "",
"intervalFactor": 1,
"legendFormat": "disk space used",
"refId": "A"
}
],
"thresholds": [],
"timeRegions": [],
"title": "Disk space usage - index ($instance)",
"tooltip": {
"shared": true,
"sort": 0,
"value_type": "individual"
},
"type": "graph",
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"values": []
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}
},
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"bars": false,
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"dashes": false,
"datasource": {
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},
"description": "The number of on-going merges in storage nodes. It is expected to have high numbers for `storage/small` metric.",
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},
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},
"fill": 1,
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"renderer": "flot",
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"spaceLength": 10,
"stack": false,
"steppedLine": false,
"targets": [
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"expr": "sum(vm_active_merges{job=~\"$job\", instance=~\"$instance\"}) by(type)",
"legendFormat": "{{type}}",
"refId": "A"
}
],
"thresholds": [],
"timeRegions": [],
"title": "Active merges ($instance)",
"tooltip": {
"shared": true,
"sort": 0,
"value_type": "individual"
},
"type": "graph",
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}
},
{
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"dashes": false,
"datasource": {
"uid": "$ds"
},
"description": "Shows how many rows were ignored on insertion due to corrupted or out of retention timestamps.",
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},
"overrides": []
},
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