Return-Path: X-Original-To: apmail-hbase-user-archive@www.apache.org Delivered-To: apmail-hbase-user-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 931DF7ECC for ; Thu, 20 Oct 2011 16:03:26 +0000 (UTC) Received: (qmail 51696 invoked by uid 500); 20 Oct 2011 16:03:24 -0000 Delivered-To: apmail-hbase-user-archive@hbase.apache.org Received: (qmail 51650 invoked by uid 500); 20 Oct 2011 16:03:24 -0000 Mailing-List: contact user-help@hbase.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@hbase.apache.org Delivered-To: mailing list user@hbase.apache.org Received: (qmail 51639 invoked by uid 99); 20 Oct 2011 16:03:24 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 20 Oct 2011 16:03:24 +0000 X-ASF-Spam-Status: No, hits=1.5 required=5.0 tests=FREEMAIL_FROM,HTML_MESSAGE,RCVD_IN_DNSWL_LOW,SPF_PASS,T_TO_NO_BRKTS_FREEMAIL X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of jigneshmpatel@gmail.com designates 74.125.82.51 as permitted sender) Received: from [74.125.82.51] (HELO mail-ww0-f51.google.com) (74.125.82.51) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 20 Oct 2011 16:03:17 +0000 Received: by wwe32 with SMTP id 32so3280929wwe.20 for ; Thu, 20 Oct 2011 09:02:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type; bh=y7aGdmQwS2LRxNjF+6rk3k9QgmLEzPlH9fgFU2N8ois=; b=SjY4PUkDxSc9Y6s3XQHR+F3cSJGMTyBe+/xqAHaa1ZPFRh9Z5/X12QGek7gPZFxm1D 351OxUpw2SYeiI90vkrSQfjZFSzoyGNe87Y5IFpQ9BQ8vV3GFRN1bSKvF/GODnYSCrxf VVYlg7sbqGQ0y1ip5Bytc0So7JB4t8KmDuzLw= MIME-Version: 1.0 Received: by 10.216.153.143 with SMTP id f15mr8264102wek.110.1319126576534; Thu, 20 Oct 2011 09:02:56 -0700 (PDT) Received: by 10.216.89.129 with HTTP; Thu, 20 Oct 2011 09:02:56 -0700 (PDT) Date: Thu, 20 Oct 2011 12:02:56 -0400 Message-ID: Subject: Could not resolve the DNS name of unknown From: Jignesh Patel To: user@hbase.apache.org Content-Type: multipart/alternative; boundary=0016367fb2dd0214d304afbd172a --0016367fb2dd0214d304afbd172a Content-Type: text/plain; charset=ISO-8859-1 Hbase was working till yesterday but I am seeing following error today. 2011-10-20 11:52:02,329 ERROR org.apache.hadoop.hbase.HServerAddress: Could not resolve the DNS name of unknowne4ce8f3898fc 2011-10-20 11:52:02,329 FATAL org.apache.hadoop.hbase.master.HMaster: Unhandled exception. Starting shutdown. java.lang.IllegalArgumentException: hostname can't be null at java.net.InetSocketAddress.(InetSocketAddress.java:121) at org.apache.hadoop.hbase.HServerAddress.getResolvedAddress(HServerAddress.java:108) at org.apache.hadoop.hbase.HServerAddress.(HServerAddress.java:64) at org.apache.hadoop.hbase.catalog.MetaReader.readLocation(MetaReader.java:339) at org.apache.hadoop.hbase.catalog.MetaReader.readMetaLocation(MetaReader.java:281) at org.apache.hadoop.hbase.catalog.CatalogTracker.getMetaServerConnection(CatalogTracker.java:282) at org.apache.hadoop.hbase.catalog.CatalogTracker.verifyMetaRegionLocation(CatalogTracker.java:488) at org.apache.hadoop.hbase.master.HMaster.assignRootAndMeta(HMaster.java:441) at org.apache.hadoop.hbase.master.HMaster.finishInitialization(HMaster.java:388) at org.apache.hadoop.hbase.master.HMaster.run(HMaster.java:282) at org.apache.hadoop.hbase.master.HMasterCommandLine$LocalHMaster.run(HMasterCommandLine.java:193) at java.lang.Thread.run(Thread.java:680) --0016367fb2dd0214d304afbd172a--