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[HBASE-7509] Enable RS to query a secondary datanode in parallel, if the primary takes too long - HBase - [issue]
http://issues.apache.org/jira/browse/HBASE-7509    Author: Amitanand Aiyer, 2013-06-04, 23:29
[HBASE-8476] locateRegionInMeta should check the cache before doing the prefetch - HBase - [issue]
...locateRegionInMeta uses a regionLockObject to synchronize all accesses to prefetch the RegionCache.         synchronized (regionLockObject) {     &nbs...
http://issues.apache.org/jira/browse/HBASE-8476    Author: Amitanand Aiyer, 2013-05-30, 06:32
[HBASE-8562] Close readers after compaction - HBase - [issue]
...StoreFileScanners open readers to read the store file. However, these readers are not closed upon StoreFileScanner.close().This should be closed at the end of the compaction....
http://issues.apache.org/jira/browse/HBASE-8562    Author: Amitanand Aiyer, 2013-05-20, 05:50
[HBASE-8524] HBaseClient gets stuck waiting for a response - HBase - [issue]
...We've seen in a couple of replication use cases that the client thread keeps waiting for a response but waits for ever, as it does not get a response.The client waits indefintely even if a r...
http://issues.apache.org/jira/browse/HBASE-8524    Author: Amitanand Aiyer, 2013-05-10, 19:22
[HBASE-6680] Allow configurable/multiple split log threads per RS. - HBase - [issue]
...For rack failure case, it seems like there are multiple batches of split logs to be processed. Allow a configurable number of split log worker per RS, so that we split more logs quickly....
http://issues.apache.org/jira/browse/HBASE-6680    Author: Amitanand Aiyer, 2013-04-10, 08:31
[HBASE-8292] Online configuration updates - HBase - [issue]
...Currently, any changes to the configuration options: compaction tuning/etc. requires that we restart the regionserver.Perhaps, some of the configs can be updated on the fly, without having t...
http://issues.apache.org/jira/browse/HBASE-8292    Author: Amitanand Aiyer, 2013-04-08, 19:07
[HBASE-8281] Unassigned regions: dropped messages from Master to RS - HBase - [issue]
...We have seen a couple of scenarios where transcient network issue between the RS and Master results in regions being unassigned (and staying unassigned) until someone intervenes manually wit...
http://issues.apache.org/jira/browse/HBASE-8281    Author: Amitanand Aiyer, 2013-04-05, 18:43
[HBASE-8216] Be able to differentiate Power failures from Rack switch reboot - HBase - [issue]
...The master in 0.89-fb waits for 5-6 mins to check if RS'es become accessible; when it sees a co-related failure such as a rack-switch-reboot.The rationale behind doing this is that it is not...
http://issues.apache.org/jira/browse/HBASE-8216    Author: Amitanand Aiyer, 2013-04-05, 18:33
Re: Please welcome our newest committer, Amitanand Aiyer - HBase - [mail # dev]
...Thanks guys. Very happy to be onboard!!  Look forward to meeting you all.  On 4/4/13 8:52 PM, "Anoop Sam John"  wrote:  ...
   Author: Amitanand Aiyer, 2013-04-05, 16:01
[HBASE-8228] Investigate time taken to snapshot memstore - HBase - [issue]
...Snapshotting memstores is normally quick. But, sometimes it seems to take long. This JIRA is to track the investigation and fix to improve the outliers....
http://issues.apache.org/jira/browse/HBASE-8228    Author: Amitanand Aiyer, 2013-03-30, 20:27
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