Optimize batch insertion

This commit is contained in:
Julian Kornberger 2016-03-12 16:27:52 +01:00
parent d1b315aa6e
commit 497190f343
1 changed files with 10 additions and 9 deletions

View File

@ -10,7 +10,7 @@ import (
)
const (
saveInterval = time.Second * 5
batchWaiting = time.Second * 5
)
type StatsDb struct {
@ -99,8 +99,6 @@ func (c *StatsDb) Close() {
// stores data points in batches into the influxdb
func (c *StatsDb) worker() {
lastSent := time.Now()
open := true // channel open?
bpConfig := client.BatchPointsConfig{
Database: config.Influxdb.Database,
Precision: "m",
@ -108,9 +106,10 @@ func (c *StatsDb) worker() {
var bp client.BatchPoints
var err error
var dirty bool
var dirty, closed bool
var batchStarted time.Time
for open {
for !closed {
// create new batch points?
if bp == nil {
if bp, err = client.NewBatchPoints(bpConfig); err != nil {
@ -123,22 +122,24 @@ func (c *StatsDb) worker() {
case point, ok := <-c.points:
if ok {
bp.AddPoint(point)
if !dirty {
batchStarted = time.Now()
dirty = true
}
} else {
open = false
closed = true
}
case <-time.After(time.Second):
// nothing
}
// write batch now?
if dirty && (!open || lastSent.Add(saveInterval).Before(time.Now())) {
if (dirty && batchStarted.Add(batchWaiting).Before(time.Now())) || closed {
log.Println("saving", len(bp.Points()), "points")
if err = c.client.Write(bp); err != nil {
panic(err)
}
lastSent = time.Now()
dirty = false
bp = nil
}