app/vminsert: add vm_rows_per_insert summary metric

This metric should help tuning batch sizes on clients writing data to VictoriaMetrics
This commit is contained in:
Aliaksandr Valialkin 2019-07-27 13:20:47 +03:00
parent 7e8747f6ed
commit 1eade9b358
4 changed files with 26 additions and 6 deletions

View file

@ -14,7 +14,10 @@ import (
"github.com/VictoriaMetrics/metrics"
)
var rowsInserted = metrics.NewCounter(`vm_rows_inserted_total{type="graphite"}`)
var (
rowsInserted = metrics.NewCounter(`vm_rows_inserted_total{type="graphite"}`)
rowsPerInsert = metrics.NewSummary(`vm_rows_per_insert{type="graphite"}`)
)
// insertHandler processes remote write for graphite plaintext protocol.
//
@ -51,6 +54,7 @@ func (ctx *pushCtx) InsertRows() error {
ic.WriteDataPoint(nil, ic.Labels, r.Timestamp, r.Value)
}
rowsInserted.Add(len(rows))
rowsPerInsert.Update(float64(len(rows)))
return ic.FlushBufs()
}

View file

@ -22,7 +22,10 @@ var (
skipSingleField = flag.Bool("influxSkipSingleField", false, "Uses `{measurement}` instead of `{measurement}{separator}{field_name}` for metic name if Influx line contains only a single field")
)
var rowsInserted = metrics.NewCounter(`vm_rows_inserted_total{type="influx"}`)
var (
rowsInserted = metrics.NewCounter(`vm_rows_inserted_total{type="influx"}`)
rowsPerInsert = metrics.NewSummary(`vm_rows_per_insert{type="influx"}`)
)
// InsertHandler processes remote write for influx line protocol.
//
@ -84,6 +87,7 @@ func (ctx *pushCtx) InsertRows(db string) error {
}
ic := &ctx.Common
ic.Reset(rowsLen)
rowsTotal := 0
for i := range rows {
r := &rows[i]
ic.Labels = ic.Labels[:0]
@ -109,8 +113,10 @@ func (ctx *pushCtx) InsertRows(db string) error {
ic.AddLabel("", metricGroup)
ic.WriteDataPoint(ctx.metricNameBuf, ic.Labels[:1], r.Timestamp, f.Value)
}
rowsInserted.Add(len(r.Fields))
rowsTotal += len(r.Fields)
}
rowsInserted.Add(rowsTotal)
rowsPerInsert.Update(float64(rowsTotal))
return ic.FlushBufs()
}

View file

@ -14,7 +14,10 @@ import (
"github.com/VictoriaMetrics/metrics"
)
var rowsInserted = metrics.NewCounter(`vm_rows_inserted_total{type="opentsdb"}`)
var (
rowsInserted = metrics.NewCounter(`vm_rows_inserted_total{type="opentsdb"}`)
rowsPerInsert = metrics.NewSummary(`vm_rows_per_insert{type="opentsdb"}`)
)
// insertHandler processes remote write for OpenTSDB put protocol.
//
@ -51,6 +54,7 @@ func (ctx *pushCtx) InsertRows() error {
ic.WriteDataPoint(nil, ic.Labels, r.Timestamp, r.Value)
}
rowsInserted.Add(len(rows))
rowsPerInsert.Update(float64(len(rows)))
return ic.FlushBufs()
}

View file

@ -12,7 +12,10 @@ import (
"github.com/VictoriaMetrics/metrics"
)
var rowsInserted = metrics.NewCounter(`vm_rows_inserted_total{type="prometheus"}`)
var (
rowsInserted = metrics.NewCounter(`vm_rows_inserted_total{type="prometheus"}`)
rowsPerInsert = metrics.NewSummary(`vm_rows_per_insert{type="prometheus"}`)
)
// InsertHandler processes remote write for prometheus.
func InsertHandler(r *http.Request, maxSize int64) error {
@ -34,6 +37,7 @@ func insertHandlerInternal(r *http.Request, maxSize int64) error {
}
ic := &ctx.Common
ic.Reset(rowsLen)
rowsTotal := 0
for i := range timeseries {
ts := &timeseries[i]
var metricNameRaw []byte
@ -41,8 +45,10 @@ func insertHandlerInternal(r *http.Request, maxSize int64) error {
r := &ts.Samples[i]
metricNameRaw = ic.WriteDataPointExt(metricNameRaw, ts.Labels, r.Timestamp, r.Value)
}
rowsInserted.Add(len(ts.Samples))
rowsTotal += len(ts.Samples)
}
rowsInserted.Add(rowsTotal)
rowsPerInsert.Update(float64(rowsTotal))
return ic.FlushBufs()
}