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[HBASE-7862] Support concurrent snapshots (on different tables) - HBase - [issue]
...From SnapshotManager: * Note: Currently there can only be one snapshot being taken at a time over the cluster. This is a * simplification in the current implementation.We should su...
http://issues.apache.org/jira/browse/HBASE-7862    Author: Ted Yu, 2013-05-19, 16:56
[HBASE-7980] TestZKInterProcessReadWriteLock fails occasionally in QA test run - HBase - [issue]
...testReadLockExcludesWriters(org.apache.hadoop.hbase.zookeeper.lock.TestZKInterProcessReadWriteLock)  Time elapsed: 0.003 sec  <<< ERROR!java.lang.Exception: test timed out...
http://issues.apache.org/jira/browse/HBASE-7980    Author: Ted Yu, 2013-05-19, 16:53
Re: Some Hbase questions - HBase - [mail # user]
...For #b, take a look at src/main/java/org/apache/hadoop/hbase/client/coprocessor/AggregationClient.java in 0.94 It supports avg, max, min and sum operations through calling coprocessors. Here...
   Author: Ted Yu, 2013-05-19, 15:41
Some Hbase questions - HBase - [mail # user]
...Hi,   I am pretty new to HBase so it would be great if someone could help me out with my below queries;  (Ours is a time series data and all the queries will be range scan on  ...
   Author: Vivek Padmanabhan, 2013-05-19, 15:29
[HBASE-8577] TestZooKeeper#testLogSplittingAfterMasterRecoveryDueToZKExpiry failed intermittently - HBase - [issue]
...Basically we tried to recover lease of a wal file while the file doesn't exist anymore. We keep retrying recover the file(it always fails for sure because the file is gone). Then the test ca...
http://issues.apache.org/jira/browse/HBASE-8577    Author: Jeffrey Zhong, 2013-05-19, 03:47
[HBASE-2141] Flexible thread pool for RPC server - HBase - [issue]
...Having a bounded thread pool is important, so availability can degrade gracefully (more or less), as opposed to the whole regionserver becoming livelocked. But, we don't need for the pool to...
http://issues.apache.org/jira/browse/HBASE-2141    Author: Andrew Purtell, 2013-05-18, 23:00
[HBASE-1863] HbaseObjectWritable does not support unknown Writable, and writes code twice for known writables - HBase - [issue]
...o.a.h.h.i.HbaseObjectWritable does not support read/write of unknown Writable object (will throw UnsupportedIoerationException); in addition, writing a known Writable object, e.g., HColumnDe...
http://issues.apache.org/jira/browse/HBASE-1863    Author: Skigh, 2013-05-18, 21:28
[HBASE-1225] [performance] Return results on scanner open, not just on next + make close asynchronous and unnecessary if scanner is exhausted - HBase - [issue]
http://issues.apache.org/jira/browse/HBASE-1225    Author: stack, 2013-05-18, 21:23
[HBASE-8576] Allow individual classes to get notified when Configuration is reloaded - HBase - [issue]
...The purpose of this feature is to let individual classes who are interested in observing online configuration changes, to be notified when the Conf is reloaded from disk. This is the second ...
http://issues.apache.org/jira/browse/HBASE-8576    Author: Gaurav Menghani, 2013-05-18, 18:45
[HBASE-8420] Port  HBASE-6874  Implement prefetching for scanners from 0.89-fb - HBase - [issue]
...This should help scanner performance.  We should have it in trunk....
http://issues.apache.org/jira/browse/HBASE-8420    Author: Jimmy Xiang, 2013-05-18, 17:56
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