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Merge pull request #3136 from Arachnid/expvar 

metrics, internal/debug: Add --pprofaddr flag, expose metrics via gexp
This commit is contained in:
Péter Szilágyi 2016-10-14 15:01:59 +03:00 committed by GitHub
parent f63c6c008f 9e9bfc4e26
commit c2ddfb343a
2 changed files with 9 additions and 2 deletions
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9
internal/debug/flags.go
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@ -52,6 +52,11 @@ var (
Usage: "pprof HTTP server listening port", Usage: "pprof HTTP server listening port",
Value: 6060, Value: 6060,
} }
pprofAddrFlag = cli.StringFlag{
Name: "pprofaddr",
Usage: "pprof HTTP server listening interface",
Value: "127.0.0.1",
}
memprofilerateFlag = cli.IntFlag{ memprofilerateFlag = cli.IntFlag{
Name: "memprofilerate", Name: "memprofilerate",
Usage: "Turn on memory profiling with the given rate", Usage: "Turn on memory profiling with the given rate",
@ -74,7 +79,7 @@ var (
// Flags holds all command-line flags required for debugging. // Flags holds all command-line flags required for debugging.
var Flags = []cli.Flag{ var Flags = []cli.Flag{
verbosityFlag, vmoduleFlag, backtraceAtFlag, verbosityFlag, vmoduleFlag, backtraceAtFlag,
pprofFlag, pprofPortFlag, pprofFlag, pprofAddrFlag, pprofPortFlag,
memprofilerateFlag, blockprofilerateFlag, cpuprofileFlag, traceFlag, memprofilerateFlag, blockprofilerateFlag, cpuprofileFlag, traceFlag,
} }
@ -101,7 +106,7 @@ func Setup(ctx *cli.Context) error {
// pprof server // pprof server
if ctx.GlobalBool(pprofFlag.Name) { if ctx.GlobalBool(pprofFlag.Name) {
address := fmt.Sprintf("127.0.0.1:%d", ctx.GlobalInt(pprofPortFlag.Name)) address := fmt.Sprintf("%s:%d", ctx.GlobalString(pprofAddrFlag.Name), ctx.GlobalInt(pprofPortFlag.Name))
go func() { go func() {
glog.V(logger.Info).Infof("starting pprof server at http://%s/debug/pprof", address) glog.V(logger.Info).Infof("starting pprof server at http://%s/debug/pprof", address)
glog.Errorln(http.ListenAndServe(address, nil)) glog.Errorln(http.ListenAndServe(address, nil))

2
metrics/metrics.go
View File

@ -26,6 +26,7 @@ import (
"github.com/ethereum/go-ethereum/logger" "github.com/ethereum/go-ethereum/logger"
"github.com/ethereum/go-ethereum/logger/glog" "github.com/ethereum/go-ethereum/logger/glog"
"github.com/rcrowley/go-metrics" "github.com/rcrowley/go-metrics"
"github.com/rcrowley/go-metrics/exp"
) )
// MetricsEnabledFlag is the CLI flag name to use to enable metrics collections. // MetricsEnabledFlag is the CLI flag name to use to enable metrics collections.
@ -44,6 +45,7 @@ func init() {
Enabled = true Enabled = true
} }
} }
exp.Exp(metrics.DefaultRegistry)
} }
// NewMeter create a new metrics Meter, either a real one of a NOP stub depending // NewMeter create a new metrics Meter, either a real one of a NOP stub depending