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[CASSANDRA-1404] Improve pre-cleanup estimate of disk space required - Cassandra - [issue]
...Compaction sums the sizes of all ranges to estimate the output size in order to pick a target drive. Anti-compactions directly drop ranges from sstables, and the volume of data dropped can e...
http://issues.apache.org/jira/browse/CASSANDRA-1404    Author: Stu Hood, 2012-05-15, 22:30
Re: Review Request: SQOOP-476 If table name is a qualified name, Sqoop import fails in DB2 - Sqoop - [mail # dev]
...This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/4674/#review7917   Thanks for the patch!  It looks good overall.  One comment though. ...
   Author: Bilung Lee, 2012-05-15, 22:28
[expand - 2 more] - Re: How to combine muliple group by - Pig - [mail # user]
...Thanks Bill.  My objective is to improve performance. So I do want to combine the logic. If we were to do this in java, we could do this in single foreach.  Will the macro help in ...
   Author: shan s, 2012-05-15, 22:11
[CASSANDRA-1792] Reduce byte array copies when using serialization/deserialization helper methods - Cassandra - [issue]
...From looking at CASSANDRA-1765 it seems FBUtilities serialize and deserialize methods unnecessarily make byte[] copies due to the way TSerializer is being used.  This can be changed to ...
http://issues.apache.org/jira/browse/CASSANDRA-1792    Author: T Jake Luciani, 2012-05-15, 22:07
[expand - 1 more] - Re: Problems with Consumer Code - Kafka - [mail # user]
...The connection refused error is handled in the background fetcher thread in the consumer. So the consumer won't be able to see it. However, that error should be logged in the consumer, as yo...
   Author: Jun Rao, 2012-05-15, 22:01
[expand - 5 more] - Re: multi-fetch response doc - Kafka - [mail # dev]
...The 100 bytes includes per message overhead and the payload.  Jun  On Tue, May 15, 2012 at 12:28 PM, Petar Maymounkov  wrote:  ...
   Author: Jun Rao, 2012-05-15, 21:58
[expand - 4 more] - Re: Does Zookeeper Lock Entire Znode Tree During a Write - Zookeeper - [mail # user]
...Yeah, that's what I thought too. When I said "locked" I meant ZK ensembly will block access (read and write) to the clients that are connecting to the parent node. Say you and I both connect...
   Author: dmly, 2012-05-15, 21:56
Heavy Writes Block Reads to RegionServer - HBase - [mail # user]
...We are running a job that does heavy writes into a new table.  The table is not pre-split so it has 1 region.  I know this is not recommended; we were doing it partially to test th...
   Author: Bryan Beaudreault, 2012-05-15, 21:38
[expand - 2 more] - Re: Get the list of store/store files for a region via HBase API - HBase - [mail # user]
...Thanks Doug, that should work as the hierarchy is explicitly reflected on HDFS. But is this the preferred way to do such table/region/storefile traversal?  I would like to avoid hitting...
   Author: Chen Song, 2012-05-15, 21:37
[expand - 1 more] - Re: NullPointerException on namenode startup - Hadoop - [mail # user]
...I think we've fixed this issue by temporarily modifying the Hadoop code to squelch the NPE - more details below.  This issue seems to happen often.  I find it particularly interest...
   Author: Robert Bart, 2012-05-15, 21:31
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