synchronization

gpushare-device-plugin/pkg/gpu/nvidia/coredump.go

@@ -0,0 +1,30 @@
+package nvidia
+
+import (
+	"io/ioutil"
+	"runtime"
+
+	log "github.com/golang/glog"
+)
+
+func StackTrace(all bool) string {
+	buf := make([]byte, 10240)
+
+	for {
+		size := runtime.Stack(buf, all)
+
+		if size == len(buf) {
+			buf = make([]byte, len(buf)<<1)
+			continue
+		}
+		break
+
+	}
+
+	return string(buf)
+}
+
+func coredump(fileName string) {
+	log.Infoln("Dump stacktrace to ", fileName)
+	ioutil.WriteFile(fileName, []byte(StackTrace(true)), 0644)
+}