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les: detailed relative cost metrics

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zsfelfoldi 2019-09-05 02:47:43 +02:00 committed by rjl493456442
parent 52a967cfab
commit 5510b761d5
2 changed files with 36 additions and 7 deletions
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25
les/costtracker.go
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@ -226,6 +226,7 @@ type reqInfo struct {
// servingTime is the CPU time corresponding to the actual processing of
// the request.
servingTime float64
msgCode uint64
}
// gfLoop starts an event loop which updates the global cost factor which is
@ -273,7 +274,27 @@ func (ct *costTracker) gfLoop() {
requestServedTimer.Update(time.Duration(r.servingTime))
requestEstimatedMeter.Mark(int64(r.avgTimeCost / factor))
requestEstimatedTimer.Update(time.Duration(r.avgTimeCost / factor))
relativeCostHistogram.Update(int64(r.avgTimeCost / factor / r.servingTime))
relCost := int64(factor * r.servingTime * 10000 / r.avgTimeCost)
relativeCostHistogram.Update(relCost)
switch r.msgCode {
case GetBlockHeadersMsg:
relativeCostHeaderHistogram.Update(relCost)
case GetBlockBodiesMsg:
relativeCostBodyHistogram.Update(relCost)
case GetReceiptsMsg:
relativeCostReceiptHistogram.Update(relCost)
case GetCodeMsg:
relativeCostCodeHistogram.Update(relCost)
case GetProofsV2Msg:
relativeCostProofHistogram.Update(relCost)
case GetHelperTrieProofsMsg:
relativeCostHelperProofHistogram.Update(relCost)
case SendTxV2Msg:
relativeCostSendTxHistogram.Update(relCost)
case GetTxStatusMsg:
relativeCostTxStatusHistogram.Update(relCost)
}
now := mclock.Now()
dt := float64(now - expUpdate)
@ -375,7 +396,7 @@ func (ct *costTracker) updateStats(code, amount, servingTime, realCost uint64) {
avg := reqAvgTimeCost[code]
avgTimeCost := avg.baseCost + amount*avg.reqCost
select {
case ct.reqInfoCh <- reqInfo{float64(avgTimeCost), float64(servingTime)}:
case ct.reqInfoCh <- reqInfo{float64(avgTimeCost), float64(servingTime), code}:
default:
}
if makeCostStats {

8
les/metrics.go
View file

@ -74,6 +74,14 @@ var (
requestEstimatedMeter = metrics.NewRegisteredMeter("les/server/req/avgEstimatedTime", nil)
requestEstimatedTimer = metrics.NewRegisteredTimer("les/server/req/estimatedTime", nil)
relativeCostHistogram = metrics.NewRegisteredHistogram("les/server/req/relative", nil, metrics.NewExpDecaySample(1028, 0.015))
relativeCostHeaderHistogram = metrics.NewRegisteredHistogram("les/server/req/relative/header", nil, metrics.NewExpDecaySample(1028, 0.015))
relativeCostBodyHistogram = metrics.NewRegisteredHistogram("les/server/req/relative/body", nil, metrics.NewExpDecaySample(1028, 0.015))
relativeCostReceiptHistogram = metrics.NewRegisteredHistogram("les/server/req/relative/receipt", nil, metrics.NewExpDecaySample(1028, 0.015))
relativeCostCodeHistogram = metrics.NewRegisteredHistogram("les/server/req/relative/code", nil, metrics.NewExpDecaySample(1028, 0.015))
relativeCostProofHistogram = metrics.NewRegisteredHistogram("les/server/req/relative/proof", nil, metrics.NewExpDecaySample(1028, 0.015))
relativeCostHelperProofHistogram = metrics.NewRegisteredHistogram("les/server/req/relative/helperproof", nil, metrics.NewExpDecaySample(1028, 0.015))
relativeCostSendTxHistogram = metrics.NewRegisteredHistogram("les/server/req/relative/sendtx", nil, metrics.NewExpDecaySample(1028, 0.015))
relativeCostTxStatusHistogram = metrics.NewRegisteredHistogram("les/server/req/relative/txstatus", nil, metrics.NewExpDecaySample(1028, 0.015))
recentServedGauge = metrics.NewRegisteredGauge("les/server/recentRequestServed", nil)
recentEstimatedGauge = metrics.NewRegisteredGauge("les/server/recentRequestEstimated", nil)