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profile: support fgprof (flame graph)

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Brannon King 2021-07-06 19:42:57 -07:00 committed by Roy Lee
parent 682019d156
commit 605eae2b8b
1 changed files with 3 additions and 0 deletions
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3
btcd.go
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@ -18,6 +18,8 @@ import (
"github.com/btcsuite/btcd/blockchain/indexers"
"github.com/btcsuite/btcd/database"
"github.com/btcsuite/btcd/limits"
"github.com/felixge/fgprof"
)
const (
@ -65,6 +67,7 @@ func btcdMain(serverChan chan<- *server) error {
// Enable http profiling server if requested.
if cfg.Profile != "" {
http.DefaultServeMux.Handle("/debug/fgprof", fgprof.Handler())
go func() {
listenAddr := net.JoinHostPort("", cfg.Profile)
btcdLog.Infof("Profile server listening on %s", listenAddr)