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metrics: pull library and introduce ResettingTimer and InfluxDB reporter (#15910)

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* go-metrics: fork library and introduce ResettingTimer and InfluxDB reporter.

* vendor: change nonsense/go-metrics to ethersphere/go-metrics

* go-metrics: add tests. move ResettingTimer logic from reporter to type.

* all, metrics: pull in metrics package in go-ethereum

* metrics/test: make sure metrics are enabled for tests

* metrics: apply gosimple rules

* metrics/exp, internal/debug: init expvar endpoint when starting pprof server

* internal/debug: tiny comment formatting fix
This commit is contained in:
Anton Evangelatov
2018-02-23 10:56:08 +01:00
committed by Péter Szilágyi
parent 7f74bdf8dd
commit ae9f97221a
88 changed files with 7837 additions and 346 deletions
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38
ethdb/database.go
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@ -29,8 +29,6 @@ import (
"github.com/syndtr/goleveldb/leveldb/filter"
"github.com/syndtr/goleveldb/leveldb/iterator"
"github.com/syndtr/goleveldb/leveldb/opt"
gometrics "github.com/rcrowley/go-metrics"
)
var OpenFileLimit = 64
@ -39,15 +37,15 @@ type LDBDatabase struct {
fn string // filename for reporting
db *leveldb.DB // LevelDB instance
getTimer gometrics.Timer // Timer for measuring the database get request counts and latencies
putTimer gometrics.Timer // Timer for measuring the database put request counts and latencies
delTimer gometrics.Timer // Timer for measuring the database delete request counts and latencies
missMeter gometrics.Meter // Meter for measuring the missed database get requests
readMeter gometrics.Meter // Meter for measuring the database get request data usage
writeMeter gometrics.Meter // Meter for measuring the database put request data usage
compTimeMeter gometrics.Meter // Meter for measuring the total time spent in database compaction
compReadMeter gometrics.Meter // Meter for measuring the data read during compaction
compWriteMeter gometrics.Meter // Meter for measuring the data written during compaction
getTimer metrics.Timer // Timer for measuring the database get request counts and latencies
putTimer metrics.Timer // Timer for measuring the database put request counts and latencies
delTimer metrics.Timer // Timer for measuring the database delete request counts and latencies
missMeter metrics.Meter // Meter for measuring the missed database get requests
readMeter metrics.Meter // Meter for measuring the database get request data usage
writeMeter metrics.Meter // Meter for measuring the database put request data usage
compTimeMeter metrics.Meter // Meter for measuring the total time spent in database compaction
compReadMeter metrics.Meter // Meter for measuring the data read during compaction
compWriteMeter metrics.Meter // Meter for measuring the data written during compaction
quitLock sync.Mutex // Mutex protecting the quit channel access
quitChan chan chan error // Quit channel to stop the metrics collection before closing the database
@ -180,15 +178,15 @@ func (db *LDBDatabase) Meter(prefix string) {
return
}
// Initialize all the metrics collector at the requested prefix
db.getTimer = metrics.NewTimer(prefix + "user/gets")
db.putTimer = metrics.NewTimer(prefix + "user/puts")
db.delTimer = metrics.NewTimer(prefix + "user/dels")
db.missMeter = metrics.NewMeter(prefix + "user/misses")
db.readMeter = metrics.NewMeter(prefix + "user/reads")
db.writeMeter = metrics.NewMeter(prefix + "user/writes")
db.compTimeMeter = metrics.NewMeter(prefix + "compact/time")
db.compReadMeter = metrics.NewMeter(prefix + "compact/input")
db.compWriteMeter = metrics.NewMeter(prefix + "compact/output")
db.getTimer = metrics.NewRegisteredTimer(prefix+"user/gets", nil)
db.putTimer = metrics.NewRegisteredTimer(prefix+"user/puts", nil)
db.delTimer = metrics.NewRegisteredTimer(prefix+"user/dels", nil)
db.missMeter = metrics.NewRegisteredMeter(prefix+"user/misses", nil)
db.readMeter = metrics.NewRegisteredMeter(prefix+"user/reads", nil)
db.writeMeter = metrics.NewRegisteredMeter(prefix+"user/writes", nil)
db.compTimeMeter = metrics.NewRegisteredMeter(prefix+"compact/time", nil)
db.compReadMeter = metrics.NewRegisteredMeter(prefix+"compact/input", nil)
db.compWriteMeter = metrics.NewRegisteredMeter(prefix+"compact/output", nil)
// Create a quit channel for the periodic collector and run it
db.quitLock.Lock()