From 404c7a1ad4ae6dde1ed1d2cb55f5832ecc72f222 Mon Sep 17 00:00:00 2001 From: Bryan Boreham Date: Mon, 19 Jan 2015 16:54:40 +0000 Subject: [PATCH] When printing call-stacks from SIGQUIT, trim the buffer to remove garbage at the end --- weaver/main.go | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/weaver/main.go b/weaver/main.go index 64f44a3b..de62f30b 100644 --- a/weaver/main.go +++ b/weaver/main.go @@ -168,8 +168,8 @@ func handleSignals(router *weave.Router) { sig := <-sigs switch sig { case syscall.SIGQUIT: - runtime.Stack(buf, true) - log.Printf("=== received SIGQUIT ===\n*** goroutine dump...\n%s\n*** end\n", buf) + stacklen := runtime.Stack(buf, true) + log.Printf("=== received SIGQUIT ===\n*** goroutine dump...\n%s\n*** end\n", buf[:stacklen]) case syscall.SIGUSR1: log.Printf("=== received SIGUSR1 ===\n*** status...\n%s\n*** end\n", router.Status()) }