MultiJobBuilder.java: Sleep in the subtask polling loop

Without the sleep, the thread keeps polling and updating the subtask which causes a very high CPU usage. This fixes [JENKINS-21649] and [JENKINS-21798] Signed-off-by: Nicolas Morey-Chaisemartin <nmorey@kalray.eu>
jenkinsci · Feb 17, 2014 · f9a88fd · f9a88fd
1 parent 36e5613
commit f9a88fd
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/src/main/java/com/tikal/jenkins/plugins/multijob/MultiJobBuilder.java b/src/main/java/com/tikal/jenkins/plugins/multijob/MultiJobBuilder.java
@@ -207,6 +207,12 @@ public void run() {
 					}
 					if (future.isDone())
 						break;
+					try {
+						Thread.sleep(1000);
+					} catch (InterruptedException e) {
+						future.cancel(true);
+						throw new InterruptedException();
+					}
 				}
 				if (jobBuild != null) {
 					result = jobBuild.getResult();