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 676977B22 for ; Mon, 19 Dec 2011 17:17:53 +0000 (UTC) Received: (qmail 59815 invoked by uid 500); 19 Dec 2011 17:17:53 -0000 Delivered-To: apmail-hbase-issues-archive@hbase.apache.org Received: (qmail 59764 invoked by uid 500); 19 Dec 2011 17:17:53 -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 59693 invoked by uid 99); 19 Dec 2011 17:17:53 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 19 Dec 2011 17:17:53 +0000 X-ASF-Spam-Status: No, hits=-2002.5 required=5.0 tests=ALL_TRUSTED,RP_MATCHES_RCVD X-Spam-Check-By: apache.org Received: from [140.211.11.116] (HELO hel.zones.apache.org) (140.211.11.116) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 19 Dec 2011 17:17:51 +0000 Received: from hel.zones.apache.org (hel.zones.apache.org [140.211.11.116]) by hel.zones.apache.org (Postfix) with ESMTP id B192911BC5A for ; Mon, 19 Dec 2011 17:17:30 +0000 (UTC) Date: Mon, 19 Dec 2011 17:17:30 +0000 (UTC) From: "stack (Commented) (JIRA)" To: issues@hbase.apache.org Message-ID: <1891437717.26782.1324315050728.JavaMail.tomcat@hel.zones.apache.org> In-Reply-To: <664585801.22158.1324103731073.JavaMail.tomcat@hel.zones.apache.org> Subject: [jira] [Commented] (HBASE-5060) HBase client is blocked forever 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-5060?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13172409#comment-13172409 ] stack commented on HBASE-5060: ------------------------------ +1 Small change. Thanks Jinchao. > HBase client is blocked forever > ------------------------------- > > Key: HBASE-5060 > URL: https://issues.apache.org/jira/browse/HBASE-5060 > Project: HBase > Issue Type: Bug > Components: client > Affects Versions: 0.90.4 > Reporter: gaojinchao > Assignee: gaojinchao > Priority: Critical > Fix For: 0.92.0, 0.90.6 > > Attachments: HBASE-5060_Branch90trial.patch, HBASE-5060_trunk.patch > > > Since the client had a temporary network failure, After it recovered. > I found my client thread was blocked. > Looks below stack and logs, It said that we use a invalid CatalogTracker in function "tableExists". > Block stack: > "WriteHbaseThread33" prio=10 tid=0x00007f76bc27a800 nid=0x2540 in Object.wait() [0x00007f76af4f3000] > java.lang.Thread.State: TIMED_WAITING (on object monitor) > at java.lang.Object.wait(Native Method) > at org.apache.hadoop.hbase.catalog.CatalogTracker.waitForMeta(CatalogTracker.java:331) > - locked <0x00007f7a67817c98> (a java.util.concurrent.atomic.AtomicBoolean) > at org.apache.hadoop.hbase.catalog.CatalogTracker.waitForMetaServerConnectionDefault(CatalogTracker.java:366) > at org.apache.hadoop.hbase.catalog.MetaReader.tableExists(MetaReader.java:427) > at org.apache.hadoop.hbase.client.HBaseAdmin.tableExists(HBaseAdmin.java:164) > at com.huawei.hdi.hbase.HbaseFileOperate.checkHtableState(Unknown Source) > at com.huawei.hdi.hbase.HbaseReOper.reCreateHtable(Unknown Source) > - locked <0x00007f7a4c5dc578> (a com.huawei.hdi.hbase.HbaseReOper) > at com.huawei.hdi.hbase.HbaseFileOperate.writeToHbase(Unknown Source) > at com.huawei.hdi.hbase.WriteHbaseThread.run(Unknown Source) > In ZooKeeperNodeTracker, We don't throw the KeeperException to high level. > So in CatalogTracker level, We think ZooKeeperNodeTracker start success and > continue to process . > [WriteHbaseThread33]2011-12-16 17:07:33,153[WARN ] | hconnection-0x334129cf6890051-0x334129cf6890051-0x334129cf6890051 Unable to get data of znode /hbase/root-region-server | org.apache.hadoop.hbase.zookeeper.ZKUtil.getDataAndWatch(ZKUtil.java:557) > org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode = ConnectionLoss for /hbase/root-region-server > at org.apache.zookeeper.KeeperException.create(KeeperException.java:90) > at org.apache.zookeeper.KeeperException.create(KeeperException.java:42) > at org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:931) > at org.apache.hadoop.hbase.zookeeper.ZKUtil.getDataAndWatch(ZKUtil.java:549) > at org.apache.hadoop.hbase.zookeeper.ZooKeeperNodeTracker.start(ZooKeeperNodeTracker.java:73) > at org.apache.hadoop.hbase.catalog.CatalogTracker.start(CatalogTracker.java:136) > at org.apache.hadoop.hbase.client.HBaseAdmin.getCatalogTracker(HBaseAdmin.java:111) > at org.apache.hadoop.hbase.client.HBaseAdmin.tableExists(HBaseAdmin.java:162) > at com.huawei.hdi.hbase.HbaseFileOperate.checkHtableState(Unknown Source) > at com.huawei.hdi.hbase.HbaseReOper.reCreateHtable(Unknown Source) > at com.huawei.hdi.hbase.HbaseFileOperate.writeToHbase(Unknown Source) > at com.huawei.hdi.hbase.WriteHbaseThread.run(Unknown Source) > [WriteHbaseThread33]2011-12-16 17:07:33,361[ERROR] | hconnection-0x334129cf6890051-0x334129cf6890051-0x334129cf6890051 Received unexpected KeeperException, re-throwing exception | org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher.keeperException(ZooKeeperWatcher.java:385) > org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode = ConnectionLoss for /hbase/root-region-server > at org.apache.zookeeper.KeeperException.create(KeeperException.java:90) > at org.apache.zookeeper.KeeperException.create(KeeperException.java:42) > at org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:931) > at org.apache.hadoop.hbase.zookeeper.ZKUtil.getDataAndWatch(ZKUtil.java:549) > at org.apache.hadoop.hbase.zookeeper.ZooKeeperNodeTracker.start(ZooKeeperNodeTracker.java:73) > at org.apache.hadoop.hbase.catalog.CatalogTracker.start(CatalogTracker.java:136) > at org.apache.hadoop.hbase.client.HBaseAdmin.getCatalogTracker(HBaseAdmin.java:111) > at org.apache.hadoop.hbase.client.HBaseAdmin.tableExists(HBaseAdmin.java:162) > at com.huawei.hdi.hbase.HbaseFileOperate.checkHtableState(Unknown Source) > at com.huawei.hdi.hbase.HbaseReOper.reCreateHtable(Unknown Source) > at com.huawei.hdi.hbase.HbaseFileOperate.writeToHbase(Unknown Source) > at com.huawei.hdi.hbase.WriteHbaseThread.run(Unknown Source) > [WriteHbaseThread33]2011-12-16 17:07:33,361[FATAL] | Unexpected exception during initialization, aborting | org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.abort(HConnectionManager.java:1351) > org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode = ConnectionLoss for /hbase/root-region-server > at org.apache.zookeeper.KeeperException.create(KeeperException.java:90) > at org.apache.zookeeper.KeeperException.create(KeeperException.java:42) > at org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:931) > at org.apache.hadoop.hbase.zookeeper.ZKUtil.getDataAndWatch(ZKUtil.java:549) > at org.apache.hadoop.hbase.zookeeper.ZooKeeperNodeTracker.start(ZooKeeperNodeTracker.java:73) > at org.apache.hadoop.hbase.catalog.CatalogTracker.start(CatalogTracker.java:136) > at org.apache.hadoop.hbase.client.HBaseAdmin.getCatalogTracker(HBaseAdmin.java:111) > at org.apache.hadoop.hbase.client.HBaseAdmin.tableExists(HBaseAdmin.java:162) > at com.huawei.hdi.hbase.HbaseFileOperate.checkHtableState(Unknown Source) > at com.huawei.hdi.hbase.HbaseReOper.reCreateHtable(Unknown Source) > at com.huawei.hdi.hbase.HbaseFileOperate.writeToHbase(Unknown Source) > at com.huawei.hdi.hbase.WriteHbaseThread.run(Unknown Source) -- This message is automatically generated by JIRA. 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