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Re: RS crash upon replication - HBase - [mail # user]
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...I see - so looks okay - there's just a lot of deep nesting in there - if you look into these you nodes by doing ls - you should see a bunch of WAL(s) which still need to be replicated... &nb...
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Author: Varun Sharma,
2013-05-22, 21:17
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Re: RS crash upon replication - HBase - [mail # user]
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...2013-05-22 15:31:25,929 WARN org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: Possibly transient ZooKeeper exception: org.apache.zookeeper.KeeperException$SessionExpiredException: Kee...
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Author: Varun Sharma,
2013-05-22, 21:16
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Re: RS crash upon replication - HBase - [mail # user]
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...Do an "ls" not a get here and give the output ? ls /hbase/replication/rs/va-p-hbase-01-c,60020,1369249873379/1 On Wed, May 22, 2013 at 1:53 PM, [EMAIL PROTECTED] wrote: &n...
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Author: Varun Sharma,
2013-05-22, 21:05
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Re: RS crash upon replication - HBase - [mail # user]
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...Also what version of HBase are you running ? On Wed, May 22, 2013 at 1:38 PM, Varun Sharma wrote: ...
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Author: Varun Sharma,
2013-05-22, 20:40
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Re: RS crash upon replication - HBase - [mail # user]
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...Basically, You had va-p-hbase-02 crash - that caused all the replication related data in zookeeper to be moved to va-p-hbase-01 and have it take over for replicating 02's logs. Now eac...
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Author: Varun Sharma,
2013-05-22, 20:38
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Re: [jira] [Resolved] (HBASE-8591) Doc Improvement: Replication blog - HBase - [mail # dev]
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...Hi Himanshu, I have a follow up question on these metrics. I see that both these metrics basically diff against the timestamp of the WALEdit. The timestamp on the WALEdit is generated ...
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Author: Varun Sharma,
2013-05-22, 20:28
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Re: Questions about HBase replication - HBase - [mail # user]
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...So, we have a separate thread doing the recovered logs. That is good to know. I was mostly concerned about any potential races b/w the master renaming the log files, doing the distributed lo...
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Author: Varun Sharma,
2013-05-20, 23:33
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Re: Questions about HBase replication - HBase - [mail # user]
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...On Mon, May 20, 2013 at 3:54 PM, Jean-Daniel Cryans wrote: Yes, but the region server now has 2X the number of WAL(s) to replicate and could suffer higher replication lag as a result....
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Author: Varun Sharma,
2013-05-20, 23:06
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Re: Questions about HBase replication - HBase - [mail # user]
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...Thanks JD for the response... I was just wondering if issues have ever been seen with regards to moving over a large number of WAL(s) entirely from one region server to another since that wo...
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Author: Varun Sharma,
2013-05-20, 22:48
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Re: Questions about HBase replication - HBase - [mail # user]
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...Hi Lars, Thanks for the response. Regarding #2 again, so if RS1 failed, then the following happens... 1) RS2 takes over its logs... 2) Master renames the log containing directory...
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Author: Varun Sharma,
2013-05-20, 07:35
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