utils: Shutdown channel should be bufferred.

8 years ago · c054e633fd
parent e86dfcf41e
commit c054e633fd
1 changed files with 1 additions and 1 deletions
--- a/utils.go
+++ b/utils.go
@ -146,7 +146,7 @@ func initGracefulShutdown(onExitFn onExitFunc) error {
 }
 // Global shutdown signal channel.
-var globalShutdownSignalCh = make(chan struct{})
+var globalShutdownSignalCh = make(chan struct{}, 1)
 // Start to monitor shutdownSignal to execute shutdown callbacks
 func startMonitorShutdownSignal(onExitFn onExitFunc) error {