[jira] [Commented] (HBASE-6417) hbck merges .META. regions if there's an old leftover

2012-07-19 Thread Jonathan Hsieh (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-6417?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13418769#comment-13418769
 ] 

Jonathan Hsieh commented on HBASE-6417:
---

Did you keep a copy of the hbck details before you ran the -repair option?  

 hbck merges .META. regions if there's an old leftover
 -

 Key: HBASE-6417
 URL: https://issues.apache.org/jira/browse/HBASE-6417
 Project: HBase
  Issue Type: Bug
Reporter: Jean-Daniel Cryans
 Fix For: 0.96.0, 0.94.2

 Attachments: hbck.log


 Trying to see what caused HBASE-6310, one of the things I figured is that the 
 bad .META. row is actually one from the time that we were permitting meta 
 splitting and that folder had just been staying there for a while.
 So I tried to recreate the issue with -repair and it merged my good .META. 
 region with the one that's 3 years old that also has the same start key. I 
 ended up with a brand new .META. region!
 I'll be attaching the full log in a separate file.

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[jira] [Commented] (HBASE-6417) hbck merges .META. regions if there's an old leftover

2012-07-19 Thread Jean-Daniel Cryans (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-6417?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13418774#comment-13418774
 ] 

Jean-Daniel Cryans commented on HBASE-6417:
---

No, but I can reproduce.

 hbck merges .META. regions if there's an old leftover
 -

 Key: HBASE-6417
 URL: https://issues.apache.org/jira/browse/HBASE-6417
 Project: HBase
  Issue Type: Bug
Reporter: Jean-Daniel Cryans
 Fix For: 0.96.0, 0.94.2

 Attachments: hbck.log


 Trying to see what caused HBASE-6310, one of the things I figured is that the 
 bad .META. row is actually one from the time that we were permitting meta 
 splitting and that folder had just been staying there for a while.
 So I tried to recreate the issue with -repair and it merged my good .META. 
 region with the one that's 3 years old that also has the same start key. I 
 ended up with a brand new .META. region!
 I'll be attaching the full log in a separate file.

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[jira] [Commented] (HBASE-6417) hbck merges .META. regions if there's an old leftover

2012-07-19 Thread Jonathan Hsieh (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-6417?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13418887#comment-13418887
 ] 

Jonathan Hsieh commented on HBASE-6417:
---

Feels like we could add an option to not do repairs on META unless forced to.

 hbck merges .META. regions if there's an old leftover
 -

 Key: HBASE-6417
 URL: https://issues.apache.org/jira/browse/HBASE-6417
 Project: HBase
  Issue Type: Bug
Reporter: Jean-Daniel Cryans
 Fix For: 0.96.0, 0.94.2

 Attachments: hbck.log


 Trying to see what caused HBASE-6310, one of the things I figured is that the 
 bad .META. row is actually one from the time that we were permitting meta 
 splitting and that folder had just been staying there for a while.
 So I tried to recreate the issue with -repair and it merged my good .META. 
 region with the one that's 3 years old that also has the same start key. I 
 ended up with a brand new .META. region!
 I'll be attaching the full log in a separate file.

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