don't heap dump every time network fails to become ready

2 files changed, 16 insertions, 3 deletions

diff --git a/jrt/src/com/yahoo/jrt/slobrok/api/Mirror.java b/jrt/src/com/yahoo/jrt/slobrok/api/Mirror.java
index dd2fd5a8242..b4c06355e1a 100644
--- a/jrt/src/com/yahoo/jrt/slobrok/api/Mirror.java
+++ b/jrt/src/com/yahoo/jrt/slobrok/api/Mirror.java
@@ -343,4 +343,9 @@ public class Mirror implements IMirror {
                 ", current server: "+ currSlobrok +
                 ", list of servers: " + slobroks);
     }
+
+    public long getIterations() {
+        return iterations;
+    }
+
 }
diff --git a/messagebus/src/main/java/com/yahoo/messagebus/MessageBus.java b/messagebus/src/main/java/com/yahoo/messagebus/MessageBus.java
index dd5ecb45cc1..a7647992cdd 100644
--- a/messagebus/src/main/java/com/yahoo/messagebus/MessageBus.java
+++ b/messagebus/src/main/java/com/yahoo/messagebus/MessageBus.java
@@ -151,9 +151,17 @@ public class MessageBus implements ConfigHandler, NetworkOwner, MessageHandler,
         this.net = net;
         net.attach(this);
         if ( ! net.net().waitUntilReady(180)) {
-            Process.dumpThreads();
-            String fn = "var/crash/java_pid." + ProcessHandle.current().pid() + ".hprof";
-            Process.dumpHeap(Defaults.getDefaults().underVespaHome(fn), true);
+            try {
+                var tmp = net.net().getMirror();
+                var mirror = (com.yahoo.jrt.slobrok.api.Mirror) tmp;
+                if (mirror.getIterations() < 2) {
+                    Process.dumpThreads();
+                    String fn = "var/crash/java_pid." + ProcessHandle.current().pid() + ".hprof";
+                    Process.dumpHeap(Defaults.getDefaults().underVespaHome(fn), true);
+                }
+            } catch (Exception e) {
+                // ignore
+            }
             throw new IllegalStateException("Network failed to become ready in time.");
         }