Return-Path: X-Original-To: apmail-hbase-issues-archive@www.apache.org Delivered-To: apmail-hbase-issues-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id B1234109AC for ; Tue, 1 Apr 2014 16:43:20 +0000 (UTC) Received: (qmail 56199 invoked by uid 500); 1 Apr 2014 16:43:18 -0000 Delivered-To: apmail-hbase-issues-archive@hbase.apache.org Received: (qmail 56068 invoked by uid 500); 1 Apr 2014 16:43:16 -0000 Mailing-List: contact issues-help@hbase.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Delivered-To: mailing list issues@hbase.apache.org Received: (qmail 56041 invoked by uid 99); 1 Apr 2014 16:43:15 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 01 Apr 2014 16:43:15 +0000 Date: Tue, 1 Apr 2014 16:43:15 +0000 (UTC) From: "stack (JIRA)" To: issues@hbase.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HBASE-10867) TestRegionPlacement#testRegionPlacement occasionally fails MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 [ https://issues.apache.org/jira/browse/HBASE-10867?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13956731#comment-13956731 ] stack commented on HBASE-10867: ------------------------------- bq. In 0.98 and prior releases, servers[] is of size 10. I don't follow. I see servers set to 10 in all versions. In 0.98: private final static int SLAVES = 10; ... TEST_UTIL.startMiniCluster(SLAVES); .... ServerName servers[] = oldStatus.getServers().toArray(new ServerName[10]); ServerName serverToKill = null; int killIndex = 0; Random random = new Random(System.currentTimeMillis()); ServerName metaServer = TEST_UTIL.getHBaseCluster().getServerHoldingMeta(); LOG.debug("Server holding meta " + metaServer); boolean isNamespaceServer = false; do { // kill a random non-meta server carrying at least one region killIndex = random.nextInt(servers.length); .... In trunk the same. > TestRegionPlacement#testRegionPlacement occasionally fails > ---------------------------------------------------------- > > Key: HBASE-10867 > URL: https://issues.apache.org/jira/browse/HBASE-10867 > Project: HBase > Issue Type: Test > Reporter: Ted Yu > Assignee: Ted Yu > Priority: Minor > Fix For: 0.99.0 > > Attachments: 10867-v1.txt, 10867-v2.txt > > > From https://builds.apache.org/job/HBase-TRUNK/5047/testReport/org.apache.hadoop.hbase.master/TestRegionPlacement/testRegionPlacement/ : > {code} > java.lang.ArrayIndexOutOfBoundsException: 10 > at java.util.concurrent.CopyOnWriteArrayList.get(CopyOnWriteArrayList.java:368) > at java.util.concurrent.CopyOnWriteArrayList.get(CopyOnWriteArrayList.java:377) > at org.apache.hadoop.hbase.LocalHBaseCluster.getRegionServer(LocalHBaseCluster.java:224) > at org.apache.hadoop.hbase.MiniHBaseCluster.getRegionServer(MiniHBaseCluster.java:609) > at org.apache.hadoop.hbase.master.TestRegionPlacement.killRandomServerAndVerifyAssignment(TestRegionPlacement.java:303) > at org.apache.hadoop.hbase.master.TestRegionPlacement.testRegionPlacement(TestRegionPlacement.java:270) > {code} > In the setup: > {code} > TEST_UTIL.startMiniCluster(SLAVES); > {code} > where SLAVES is 10. > So when 10 was used in TEST_UTIL.getHBaseCluster().getRegionServer(killIndex), we would get ArrayIndexOutOfBoundsException. -- This message was sent by Atlassian JIRA (v6.2#6252)