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
commit c2ddfb343a
2 changed files with 9 additions and 2 deletions

View File

@ -52,6 +52,11 @@ var (
Usage: "pprof HTTP server listening port",
Value: 6060,
}
pprofAddrFlag = cli.StringFlag{
Name: "pprofaddr",
Usage: "pprof HTTP server listening interface",
Value: "127.0.0.1",
}
memprofilerateFlag = cli.IntFlag{
Name: "memprofilerate",
Usage: "Turn on memory profiling with the given rate",
@ -74,7 +79,7 @@ var (
// Flags holds all command-line flags required for debugging.
var Flags = []cli.Flag{
verbosityFlag, vmoduleFlag, backtraceAtFlag,
pprofFlag, pprofPortFlag,
pprofFlag, pprofAddrFlag, pprofPortFlag,
memprofilerateFlag, blockprofilerateFlag, cpuprofileFlag, traceFlag,
}
@ -101,7 +106,7 @@ func Setup(ctx *cli.Context) error {
// pprof server
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() {
glog.V(logger.Info).Infof("starting pprof server at http://%s/debug/pprof", address)
glog.Errorln(http.ListenAndServe(address, nil))

View File

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