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Re: always assinging root - HBase - [mail # user]
...Jing,  I think you could follow this kind of log to check rs log to find why it could not open root region.  2012-12-07 10:48:48,708 INFO org.apache.hadoop.hbase.master.AssignmentM...
   Author: Yi Liang, 2012-12-07, 05:16
Re: Problem connecting to region server - HBase - [mail # user]
...Thanks J-D.  The thread holding the lock: "IPC Reader 0 on port 60020" prio=10 tid=0x00007f983c1aa800 nid=0x1ae9 waiting on condition [0x00007f983a915000]    java.lang.Thread....
   Author: Yi Liang, 2012-03-01, 05:12
Re: Read speed down after long running - HBase - [mail # user]
...Excuse me for my poor english...  I meant neither the M/R jobs nor thrift servers would execute the HBaseAdmin.tableExists...  2011/12/29 Yi Liang   e aseAdmin.tableExists O e...
   Author: Yi Liang, 2011-12-29, 04:28
Re: delete operation with timestamp - HBase - [mail # user]
...Thanks Daniel for your explanation. But still curious why we do such design, it's unexpected for me.  Also, this behavior of deleteColumns make delete operation not very user friendly, ...
   Author: Yi Liang, 2011-11-25, 06:11
HTable thread safe for read? - HBase - [mail # user]
..."This class is not thread safe for updates; the underlying write buffer can be corrupted if multiple threads contend over a single HTable instance."  Does that mean HTable is thread saf...
   Author: Yi Liang, 2011-08-14, 07:24
Re: Can't disable a table because of a region time out - HBase - [mail # user]
...For people who don't want to restart the whole cluster, I have solved the problem by restarting master alone and manually cleaning the table's ZK state.  Thanks Jia for the suggestion o...
   Author: Yi Liang, 2011-08-06, 06:03
Re: How to delete a region? - HBase - [mail # user]
...Thanks J-D!  I have fixed the problem by manually deleting the .META. row as you suggested.  'hbck -fix' didn't help as I have tried.  The problem is caused by running 'loadta...
   Author: Yi Liang, 2011-07-25, 06:27
Re: Not running balancer because processing dead regionserver(s) - HBase - [mail # user]
...Thanks you Stack!  On Wed, Feb 23, 2011 at 6:25 AM, Stack  wrote:  ...
   Author: Yi Liang, 2011-02-25, 08:01
Re: when Hbase open a region, what does it do? problem with super big row(1.5GB data in one row) - HBase - [mail # user]
...There're some unmatched hunks in Scan.java and HRegion.java, especially much difference in nextInternal method of HRegion.java. As a common user, it's a little tough and risky for me to merg...
   Author: Yi Liang, 2010-03-15, 01:27
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