//go:build memprofiler package command import ( "os" "path/filepath" "runtime" "runtime/pprof" "time" ) func init() { memProfilerEnabled = true } func (c *ServerCommand) startMemProfiler() { profileDir := filepath.Join(os.TempDir(), "vaultprof") if err := os.MkdirAll(profileDir, 0o700); err != nil { c.logger.Debug("could not create profile directory", "error", err) return } go func() { for { filename := filepath.Join(profileDir, time.Now().UTC().Format("20060102_150405")) + ".pprof" f, err := os.Create(filename) if err != nil { c.logger.Debug("could not create memory profile", "error", err) } runtime.GC() if err := pprof.WriteHeapProfile(f); err != nil { c.logger.Debug("could not write memory profile", "error", err) } f.Close() c.logger.Debug("wrote memory profile", "filename", filename) time.Sleep(5 * time.Minute) } }() }