69 lines
1.9 KiB
Go
69 lines
1.9 KiB
Go
/*
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Copyright IBM Corp. All Rights Reserved.
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SPDX-License-Identifier: Apache-2.0
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*/
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package blkstorage
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import (
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"time"
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"github.com/hyperledger/fabric/common/metrics"
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)
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type stats struct {
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blockchainHeight metrics.Gauge
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blockstorageCommitTime metrics.Histogram
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}
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func newStats(metricsProvider metrics.Provider) *stats {
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stats := &stats{}
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stats.blockchainHeight = metricsProvider.NewGauge(blockchainHeightOpts)
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stats.blockstorageCommitTime = metricsProvider.NewHistogram(blockstorageCommitTimeOpts)
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return stats
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}
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// ledgerStats defines block metrics that are common for both orderer and peer
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type ledgerStats struct {
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stats *stats
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ledgerid string
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}
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func (s *stats) ledgerStats(ledgerid string) *ledgerStats {
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return &ledgerStats{
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s, ledgerid,
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}
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}
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func (s *ledgerStats) updateBlockchainHeight(height uint64) {
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// casting uint64 to float64 guarantees precision for the numbers upto 9,007,199,254,740,992 (1<<53)
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// since, we are not expecting the blockchains of this scale anytime soon, we go ahead with this for now.
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s.stats.blockchainHeight.With("channel", s.ledgerid).Set(float64(height))
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}
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func (s *ledgerStats) updateBlockstorageCommitTime(timeTaken time.Duration) {
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s.stats.blockstorageCommitTime.With("channel", s.ledgerid).Observe(timeTaken.Seconds())
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}
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var (
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blockchainHeightOpts = metrics.GaugeOpts{
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Namespace: "ledger",
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Subsystem: "",
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Name: "blockchain_height",
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Help: "Height of the chain in blocks.",
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LabelNames: []string{"channel"},
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StatsdFormat: "%{#fqname}.%{channel}",
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}
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blockstorageCommitTimeOpts = metrics.HistogramOpts{
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Namespace: "ledger",
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Subsystem: "",
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Name: "blockstorage_commit_time",
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Help: "Time taken in seconds for committing the block to storage.",
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LabelNames: []string{"channel"},
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StatsdFormat: "%{#fqname}.%{channel}",
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Buckets: []float64{0.005, 0.01, 0.015, 0.05, 0.1, 1, 10},
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}
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)
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