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Date: Mon, 21 Jun 2010 19:58:12 -0400 (EDT)
From: "HBase Review Board (JIRA)" <jira@apache.org>
To: issues@hbase.apache.org
Subject: [jira] Commented: (HBASE-2760) "Cannot find row in .META." warnings
 from cache prefetch
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    [ https://issues.apache.org/jira/browse/HBASE-2760?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12880961#action_12880961 ] 

HBase Review Board commented on HBASE-2760:
-------------------------------------------

Message from: stack@duboce.net

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Ship it!


I already +1'd this patch over in the issue (this review.hbase.org seemed down for me this morning when I went to review).

- stack


> "Cannot find row in .META." warnings from cache prefetch
> --------------------------------------------------------
>
>                 Key: HBASE-2760
>                 URL: https://issues.apache.org/jira/browse/HBASE-2760
>             Project: HBase
>          Issue Type: Bug
>          Components: client
>    Affects Versions: 0.21.0
>            Reporter: Todd Lipcon
>            Assignee: Todd Lipcon
>            Priority: Critical
>
> Getting errors like this:
> org.apache.hadoop.hbase.TableNotFoundException: Cannot find row in .META. for table: VerifiableEditor, row=VerifiableEditor,,00000000000000
>         at org.apache.hadoop.hbase.client.MetaScanner.metaScan(MetaScanner.java:104)
>         at org.apache.hadoop.hbase.client.HConnectionManager$TableServers.prefetchRegionCache(HConnectionManager.java:733)
> META contains:
> {code}
> hbase(main):001:0> scan '.META.'
> ROW                                                      COLUMN+CELL                                                                                                                                                        
>  VerifiableEditor,,1277097543936.6a2992842d685f48213bc33 column=info:regioninfo, timestamp=1277097544071, value=REGION => {NAME => 'VerifiableEditor,,1277097543936.6a2992842d685f48213bc33afa85ac94.', STARTKEY => '', ENDK
>  afa85ac94.                                              EY => '', ENCODED => 6a2992842d685f48213bc33afa85ac94, TABLE => {{NAME => 'VerifiableEditor', FAMILIES => [{NAME => 'info', BLOOMFILTER => 'NONE', REPLICATION_SCOP
>                                                          E => '0', COMPRESSION => 'NONE', VERSIONS => '3', TTL => '2147483647', BLOCKSIZE => '65536', IN_MEMORY => 'false', BLOCKCACHE => 'true'}]}}                        
>  VerifiableEditor,,1277097543936.6a2992842d685f48213bc33 column=info:server, timestamp=1277097544317, value=monster04.sf.cloudera.com:60020                                                                                 
>  afa85ac94.                                                                                                                                                                                                                 
>  VerifiableEditor,,1277097543936.6a2992842d685f48213bc33 column=info:serverstartcode, timestamp=1277097544317, value=1277097337799                                                                                          
>  afa85ac94.                                                                                                                                                                                                                 
> 1 row(s) in 0.2660 seconds
> {code}

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