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From mb...@apache.org
Subject asterixdb git commit: [NO ISSUE] Log the threaddump of the NC at shutdown
Date Mon, 02 Oct 2017 19:14:59 GMT
Repository: asterixdb
Updated Branches:
  refs/heads/master ce348d684 -> 8a8014285


[NO ISSUE] Log the threaddump of the NC at shutdown

To assist in debugging issues that may have triggered a shutdown, info
log the node's thread dump at the start of a shutdown request.

Change-Id: I55adc38ca9c66b1e75486f0e9715e1d475917ee6
Reviewed-on: https://asterix-gerrit.ics.uci.edu/2042
Reviewed-by: Murtadha Hubail <mhubail@apache.org>
Sonar-Qube: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Contrib: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Integration-Tests: Jenkins <jenkins@fulliautomatix.ics.uci.edu>


Project: http://git-wip-us.apache.org/repos/asf/asterixdb/repo
Commit: http://git-wip-us.apache.org/repos/asf/asterixdb/commit/8a801428
Tree: http://git-wip-us.apache.org/repos/asf/asterixdb/tree/8a801428
Diff: http://git-wip-us.apache.org/repos/asf/asterixdb/diff/8a801428

Branch: refs/heads/master
Commit: 8a801428585ae0251233b2b0e6a92d3709c96619
Parents: ce348d6
Author: Michael Blow <michael.blow@couchbase.com>
Authored: Sun Oct 1 19:06:33 2017 -0400
Committer: Michael Blow <mblow@apache.org>
Committed: Mon Oct 2 12:14:30 2017 -0700

----------------------------------------------------------------------
 .../main/java/org/apache/hyracks/control/nc/NCShutdownHook.java   | 3 +++
 1 file changed, 3 insertions(+)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/asterixdb/blob/8a801428/hyracks-fullstack/hyracks/hyracks-control/hyracks-control-nc/src/main/java/org/apache/hyracks/control/nc/NCShutdownHook.java
----------------------------------------------------------------------
diff --git a/hyracks-fullstack/hyracks/hyracks-control/hyracks-control-nc/src/main/java/org/apache/hyracks/control/nc/NCShutdownHook.java
b/hyracks-fullstack/hyracks/hyracks-control/hyracks-control-nc/src/main/java/org/apache/hyracks/control/nc/NCShutdownHook.java
index 1cd45b2..0a02635 100644
--- a/hyracks-fullstack/hyracks/hyracks-control/hyracks-control-nc/src/main/java/org/apache/hyracks/control/nc/NCShutdownHook.java
+++ b/hyracks-fullstack/hyracks/hyracks-control/hyracks-control-nc/src/main/java/org/apache/hyracks/control/nc/NCShutdownHook.java
@@ -21,6 +21,8 @@ package org.apache.hyracks.control.nc;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 
+import org.apache.hyracks.util.ThreadDumpUtil;
+
 /**
  * Shutdown hook that invokes {@link NodeControllerService#stop() stop} method.
  * This shutdown hook must have a failsafe mechanism to halt the process in case the shutdown
@@ -67,6 +69,7 @@ public class NCShutdownHook extends Thread {
             }
             shutdownHookThread = Thread.currentThread();
             watchDog.start();
+            LOGGER.log(Level.INFO, () -> "Thread dump at shutdown: " + ThreadDumpUtil.takeDumpString());
             nodeControllerService.stop();
         } catch (Throwable th) { // NOSONAR... This is fine since this is shutdown hook
             LOGGER.log(Level.WARNING, "Exception in executing shutdown hook", th);


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