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[HBASE-7179] Region/Threads open/close threads should be daemon threads - HBase - [issue]
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...Can save up to 30 secs during shutdown. No point waiting for these threads....
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http://issues.apache.org/jira/browse/HBASE-7179
Author: Amitanand Aiyer,
2012-11-17, 19:29
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[HBASE-6640] [0.89-fb] Allow multiple regions to be opened simultaneously - HBase - [issue]
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...Allow regions to be opened in parallel. This should reduce the time it takes to replay and reopen regions in case of a unclean restart....
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http://issues.apache.org/jira/browse/HBASE-6640
Author: Amitanand Aiyer,
2012-10-18, 00:55
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[HBASE-6964] Add more instrumentation for log roll - HBase - [issue]
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http://issues.apache.org/jira/browse/HBASE-6964
Author: Amitanand Aiyer,
2012-10-09, 21:45
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[HBASE-6857] Investigate slow operations - HBase - [issue]
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...We see that occassionally regionservers have a spate of slow operations.Need to look into what is causing this....
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http://issues.apache.org/jira/browse/HBASE-6857
Author: Amitanand Aiyer,
2012-09-22, 02:29
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[HBASE-6747] Enable server side limit default on the size of results returned (to prevent OOMs) - HBase - [issue]
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...We have seen a couple of situations where clients fetching a large row can cause the whole server to go down, due to large GC pauses/Out of memory error.This should be easily avoidable, if t...
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http://issues.apache.org/jira/browse/HBASE-6747
Author: Amitanand Aiyer,
2012-09-10, 21:33
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[HBASE-6630] Port HBASE-6590 to trunk : Assign sequence number to bulk loaded files - HBase - [issue]
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...Currently bulk loaded files are not assigned a sequence number. Thus, they can only be used to import historical data, dating to the past. There are cases where we want to bulk load "current...
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http://issues.apache.org/jira/browse/HBASE-6630
Author: Amitanand Aiyer,
2012-09-10, 17:29
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[HBASE-6590] [0.89-fb] Assign sequence number to bulk loaded data - HBase - [issue]
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...Currently bulk loaded files are not assigned a sequence number. Thus, they can only be used to import historical data, dating to the past. There are cases where we want to bulk load "current...
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http://issues.apache.org/jira/browse/HBASE-6590
Author: Amitanand Aiyer,
2012-09-09, 00:40
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[HBASE-6741] Detect duplicate assignment more accurately - HBase - [issue]
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...Currently, the duplicate detection logic does not differentiate if the two duplicate updates are from the same rs or different RS.Have seen issues where a duplicate notification from the sam...
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http://issues.apache.org/jira/browse/HBASE-6741
Author: Amitanand Aiyer,
2012-09-07, 19:47
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[HBASE-6672] Split reads/writes from HBaseClient into smaller chunks, to avoid allocating large directMemoryBuffers - HBase - [issue]
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...HBaseServer seems to already have this fix. HBaseClient does not. Seen some issue with reading a large KV....
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http://issues.apache.org/jira/browse/HBASE-6672
Author: Amitanand Aiyer,
2012-08-28, 01:43
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[HBASE-6494] Add a delete option to Performance Evaluation - HBase - [issue]
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...extend performance evaluation to do deletes on the table.will allow us to benchmark/test regression in performance for changes to the delete path....
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http://issues.apache.org/jira/browse/HBASE-6494
Author: Amitanand Aiyer,
2012-08-01, 23:42
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