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refactor(pprof): remove memory profiling settings and enhance GC logging

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This commit is contained in:
yusing
2025-09-27 11:24:10 +08:00
parent d406b940d9
commit 9545482a44
1 changed files with 11 additions and 8 deletions
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19
cmd/pprof_prof.go
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@@ -13,13 +13,7 @@ import (
"github.com/yusing/godoxy/internal/utils/strutils"
)
const mb = 1024 * 1024
func initProfiling() {
debug.SetGCPercent(-1)
debug.SetMemoryLimit(50 * mb)
debug.SetMaxStack(4 * mb)
go func() {
log.Info().Msgf("pprof server started at http://localhost:7777/debug/pprof/")
log.Error().Err(http.ListenAndServe(":7777", nil)).Msg("pprof server failed")
@@ -27,9 +21,14 @@ func initProfiling() {
go func() {
ticker := time.NewTicker(time.Second * 10)
defer ticker.Stop()
var m runtime.MemStats
var gcStats debug.GCStats
for range ticker.C {
var m runtime.MemStats
runtime.ReadMemStats(&m)
debug.ReadGCStats(&gcStats)
log.Info().Msgf("-----------------------------------------------------")
log.Info().Msgf("Timestamp: %s", time.Now().Format(time.RFC3339))
log.Info().Msgf(" Go Heap - In Use (Alloc/HeapAlloc): %s", strutils.FormatByteSize(m.Alloc))
@@ -37,8 +36,12 @@ func initProfiling() {
log.Info().Msgf(" Go Stacks - In Use (StackInuse): %s", strutils.FormatByteSize(m.StackInuse))
log.Info().Msgf(" Go Runtime - Other Sys (MSpanInuse, MCacheInuse, BuckHashSys, GCSys, OtherSys): %s", strutils.FormatByteSize(m.MSpanInuse+m.MCacheInuse+m.BuckHashSys+m.GCSys+m.OtherSys))
log.Info().Msgf(" Go Runtime - Total from OS (Sys): %s", strutils.FormatByteSize(m.Sys))
log.Info().Msgf(" Go Runtime - Freed from OS (HeapReleased): %s", strutils.FormatByteSize(m.HeapReleased))
log.Info().Msgf(" Number of Goroutines: %d", runtime.NumGoroutine())
log.Info().Msgf(" Number of GCs: %d", m.NumGC)
log.Info().Msgf(" Number of completed GC cycles: %d", m.NumGC)
log.Info().Msgf(" Number of GCs: %d", gcStats.NumGC)
log.Info().Msgf(" Total GC time: %s", gcStats.PauseTotal)
log.Info().Msgf(" Last GC time: %s", gcStats.LastGC.Format(time.DateTime))
log.Info().Msg("-----------------------------------------------------")
}
}()