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From Jignesh Patel <jigneshmpa...@gmail.com>
Subject Could not resolve the DNS name of unknown
Date Thu, 20 Oct 2011 16:02:56 GMT
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.<init>(InetSocketAddress.java:121)
at
org.apache.hadoop.hbase.HServerAddress.getResolvedAddress(HServerAddress.java:108)
at org.apache.hadoop.hbase.HServerAddress.<init>(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)

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