Merge pull request #1079 from tjungblu/fix_liveness_test

dump all goroutines, not the current stack

pkg/operator/health/aliveness_checker.go

@@ -1,7 +1,7 @@
 package health
 
 import (
-	"runtime/debug"
+	"runtime"
 	"sync"
 
 	"k8s.io/klog/v2"
@@ -31,7 +31,11 @@ func (r *MultiAlivenessChecker) Alive() bool {
 	for s, checker := range r.checkerMap {
 		if !checker.Alive() {
 			klog.Warningf("Controller [%s] didn't sync for a long time, declaring unhealthy and dumping stack", s)
-			debug.PrintStack()
+			// 12 mb should be enough for a full goroutine dump
+			buf := make([]byte, 1024*1024*12)
+			n := runtime.Stack(buf, true)
+			klog.Warningf("%s", buf[:n])
+
 			return false
 		}
 	}