From core-commits-return-8667-apmail-hadoop-core-commits-archive=hadoop.apache.org@hadoop.apache.org Thu May 07 04:40:56 2009 Return-Path: Delivered-To: apmail-hadoop-core-commits-archive@www.apache.org Received: (qmail 13445 invoked from network); 7 May 2009 04:40:56 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.3) by minotaur.apache.org with SMTP; 7 May 2009 04:40:56 -0000 Received: (qmail 75943 invoked by uid 500); 7 May 2009 04:40:56 -0000 Delivered-To: apmail-hadoop-core-commits-archive@hadoop.apache.org Received: (qmail 75847 invoked by uid 500); 7 May 2009 04:40:56 -0000 Mailing-List: contact core-commits-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: core-dev@hadoop.apache.org Delivered-To: mailing list core-commits@hadoop.apache.org Received: (qmail 75836 invoked by uid 99); 7 May 2009 04:40:56 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 07 May 2009 04:40:56 +0000 X-ASF-Spam-Status: No, hits=-2000.0 required=10.0 tests=ALL_TRUSTED X-Spam-Check-By: apache.org Received: from [140.211.11.130] (HELO eos.apache.org) (140.211.11.130) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 07 May 2009 04:40:53 +0000 Received: from eos.apache.org (localhost [127.0.0.1]) by eos.apache.org (Postfix) with ESMTP id 27A4A118AC for ; Thu, 7 May 2009 04:40:32 +0000 (GMT) Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: Apache Wiki To: core-commits@hadoop.apache.org Date: Thu, 07 May 2009 04:40:31 -0000 Message-ID: <20090507044032.212.18742@eos.apache.org> Subject: [Hadoop Wiki] Trivial Update of "Hbase/Troubleshooting" by stack X-Virus-Checked: Checked by ClamAV on apache.org Dear Wiki user, You have subscribed to a wiki page or wiki category on "Hadoop Wiki" for change notification. The following page has been changed by stack: http://wiki.apache.org/hadoop/Hbase/Troubleshooting The comment on the change is: Added #11 ------------------------------------------------------------------------------ 1. [#8 Problem: Instability on Amazon EC2] 1. [#9 Problem: Zookeeper SessionExpired events] 1. [#10 Problem: Scanners keep getting timeouts] + 1. [#11 Problem: Client says no such table but it exists] [[Anchor(1)]] == 1. Problem: Master initializes, but Region Servers do not == @@ -167, +168 @@ === Resolution === * Set hbase.client.scanner.caching in hbase-site.xml at a very low value like 1 or use HTable.setScannerCaching(1). + [[Anchor(11)]] + == 11. Problem: Client says no such table but it exists == + * Client can't find region in table, says no such table. + === Causes === + * Just deleted a large table + === Resolution === + * Run major compaction on the .META. table. In the shell, type '''tool''' to learn how to run a major compaction from the shell. +