fix pprof port conflict (#1215)

* fix pprof port conflict

* fix pprof port conflict again

diff --git a/node/node.go b/node/node.go
index 14bd8a0..66e2b3d 100644 (file)
--- a/node/node.go
+++ b/node/node.go
@@ -130,7 +130,9 @@ func NewNode(config *cfg.Config) *Node {
                // Profiling bytomd programs.see (https://blog.golang.org/profiling-go-programs)
                // go tool pprof http://profileHose/debug/pprof/heap
                go func() {
-                       http.ListenAndServe(profileHost, nil)
+                       if err = http.ListenAndServe(profileHost, nil); err != nil {
+                               cmn.Exit(cmn.Fmt("Failed to register tcp profileHost: %v", err))
+                       }
                }()
        }