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[HBASE-7816] numericPersistentMetrics should not be cleared for regions that are not being closed - HBase - [issue]
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...when a region is closed, the region level dynamic metrics "numericPersistentMetrics" are cleared for all regions on the same region servers. It is OK for numericMetrics and timeVaryingMetric...
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http://issues.apache.org/jira/browse/HBASE-7816
Author: Tianying Chang,
2013-02-28, 23:35
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RE: status of bin/rename_table.rb - HBase - [mail # user]
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...I already fixed this script to make it working mid last year, we used it in our production since. Also we don't need to run hbck -fix afterwards. The script works for both 92 and 94. &...
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Author: Tianying Chang,
2013-02-21, 18:30
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RE: status of bin/rename_table.rb - HBase - [mail # user]
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...Our customers need to use rename_table to solve an issue in our production cluster. Since 92 does not have it, we copied it from CDH3. However it does not work. I then found several issues w...
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Author: Tianying Chang,
2013-02-21, 18:06
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RE: Empty a table - HBase - [mail # user]
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...You can achieve this goal by deleting all the HFiles of this table. Remember just Hfile, but not the region folders. We did it before with a simple script that loop through the Hfiles,...
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Author: Tianying Chang,
2013-02-05, 17:37
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RE: AsynchBase client holds stale dead region server for long time even after the META has already been update. - HBase - [mail # user]
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...Thanks Shrijeet Thanks for the information! We have seen this couple times recently. Last week, it was very long(like 40+ minutes before we restart). I will follow up on that discuss t...
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Author: Tianying Chang,
2013-01-26, 01:28
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RE: AsynchBase client holds stale dead region server for long time even after the META has already been update. - HBase - [mail # user]
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...Thanks Marcos. Can I file a bug there? Or at the googleGroup? From: Marcos Ortiz [mailto:[EMAIL PROTECTED]] Sent: Friday, January 25, 2013 1:30 PM To: [EMAIL PROTECTED] Cc: Tian...
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Author: Tianying Chang,
2013-01-25, 23:31
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RE: AsynchBase client holds stale dead region server for long time even after the META has already been update. - HBase - [mail # user]
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...Ted it is 1.3.1 Thanks Tian-Ying ________________________________________ From: Ted Yu [[EMAIL PROTECTED]] Sent: Friday, January 25, 2013 10:58 AM To: Async HBase Cc...
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Author: Tianying Chang,
2013-01-25, 19:12
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AsynchBase client holds stale dead region server for long time even after the META has already been update. - HBase - [mail # user]
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...Hi One machine crashed in our cluster. After 3 minutes, the master detect it and re-assign the regions to other region servers. The regions are back online on other RS within one minut...
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Author: Tianying Chang,
2013-01-25, 18:54
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[HBASE-7060] Region load balancing by table does not handle the case where a table's region count is lower than the number of the RS in the cluster - HBase - [issue]
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...When the table's region count is less than the count of region servers, the region balance algorithm will not move the region. For example, the cluster has 100 RS, the table has 50 regions s...
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http://issues.apache.org/jira/browse/HBASE-7060
Author: Tianying Chang,
2012-12-03, 21:47
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[HBASE-7061] region balance algorithm should do "contiue" instead of "break" when calculating the underloaded server - HBase - [issue]
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...I found this issue when investigating HBASE-7060. Basically, I think the intention of this code below is to find all the underloaded server. By using break, it will exit earlier, depen...
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http://issues.apache.org/jira/browse/HBASE-7061
Author: Tianying Chang,
2012-11-07, 18:40
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