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[HBASE-8741] Mutations on Regions in recovery mode might have same sequenceIDs - HBase - [issue]
...Currently, when opening a region, we find the maximum sequence ID from all its HFiles and then set the LogSequenceId of the log (in case the later is at a small value). This works good in re...
http://issues.apache.org/jira/browse/HBASE-8741    Author: Himanshu Vashishtha, 2013-06-20, 02:35
[HBASE-8750] MetaServerShutdownHandler stucks if .META. assignment fails in previous attempt - HBase - [issue]
...While running log replay on a one node setup, I killed meta regionserver. The MetaSSH tries to assign the meta table, but it failed as there was no other regionservers to assign to. But the ...
http://issues.apache.org/jira/browse/HBASE-8750    Author: Himanshu Vashishtha, 2013-06-17, 17:41
[HBASE-8689] Cover all mutations rather than only Put while reporting for mutations not writing to WAL - HBase - [issue]
...Currently, only Puts are reported instead of all mutations (increment, append, delete) when it is not writing to WAL. It should do the book keeping for other mutations too....
http://issues.apache.org/jira/browse/HBASE-8689    Author: Himanshu Vashishtha, 2013-06-15, 14:06
[HBASE-8402] ScanMetrics depends on number of rpc calls to the server. - HBase - [issue]
...Currently, scan metrics is not published in case there is one trip to server. I was testing it on a small row range (200 rows) with a large cache value (1000). It doesn't look right as metri...
http://issues.apache.org/jira/browse/HBASE-8402    Author: Himanshu Vashishtha, 2013-06-06, 07:47
[HBASE-7122] Proper warning message when opening a log file with no entries (idle cluster) - HBase - [issue]
...In case the cluster is idle and the log has rolled (offset to 0), replicationSource tries to open the log and gets an EOF exception. This gets printed after every 10 sec until an entry is in...
http://issues.apache.org/jira/browse/HBASE-7122    Author: Himanshu Vashishtha, 2013-06-04, 01:06
Re: Weird Replication exception - HBase - [mail # user]
...Hey Asaf,  It looks like you only need 7122. Either upgrade, or you could also patch it up.  Syncing up the master and slave cluster is also advised, but that stands good in case y...
   Author: Himanshu Vashishtha, 2013-06-03, 02:36
[HBASE-8346] Prefetching .META. rows in case only when useCache is set to true - HBase - [issue]
...While doing a .META. lookup (HCM#locateRegionInMeta), we also prefetch some other region's info for that table. The usual call to the meta lookup has useCache variable set to true. Currently...
http://issues.apache.org/jira/browse/HBASE-8346    Author: Himanshu Vashishtha, 2013-05-31, 11:01
Re: HConnectionManager$HConnectionImplementation.locateRegionInMeta - HBase - [mail # user]
...bq. Anoop attached backported patch in HBASE-8655. It should go into 0.94.9, the next release - current is 0.94.8  In case you want it sooner, you can apply 8655 patch and test/verify i...
   Author: Himanshu Vashishtha, 2013-05-30, 16:48
[HBASE-8612] Fix TestMetaScanner.testConcurrentMetaScannerAndCatalogJanitor failure - HBase - [issue]
...Got this test failure:REGRESSION:  org.apache.hadoop.hbase.client.TestMetaScanner.testConcurrentMetaScannerAndCatalogJanitorError Message:Split daughter region testConcurrentMetaScanner...
http://issues.apache.org/jira/browse/HBASE-8612    Author: Himanshu Vashishtha, 2013-05-24, 22:58
Re: RS crash upon replication - HBase - [mail # user]
...That sounds like a bug for sure. Could you create a jira with logs/znode dump/steps to reproduce it?  Thanks, himanshu   On Wed, May 22, 2013 at 5:01 PM, Varun Sharma  wrote: ...
   Author: Himanshu Vashishtha, 2013-05-23, 00:40
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