Re: Avoiding the system IO cache for compaction

2011-08-02 Thread Jason Rutherglen
Looks like there were issues with the native parts. Mike McCandless notes this in [1]. If we reuse the Lucene code, I think it'll work for Cassandra. 1. https://issues.apache.org/jira/browse/LUCENE-2500 On Tue, Aug 2, 2011 at 9:42 PM, Jonathan Ellis wrote: > Tried and failed. https://issues.ap

Re: Avoiding the system IO cache for compaction

2011-08-02 Thread Jonathan Ellis
Tried and failed. https://issues.apache.org/jira/browse/CASSANDRA-1902 On Tue, Aug 2, 2011 at 11:24 PM, Jason Rutherglen wrote: > Cassandra 'compacts' the way Lucene 'merges' segments.  One > interesting new feature built into Lucene is [1] which avoids loading > the source files into the system

Avoiding the system IO cache for compaction

2011-08-02 Thread Jason Rutherglen
Cassandra 'compacts' the way Lucene 'merges' segments. One interesting new feature built into Lucene is [1] which avoids loading the source files into the system IO cache on compaction / merge. Perhaps Cassandra already has this feature? 1. https://builds.apache.org/job/Lucene-trunk/javadoc/all

Re: [VOTE] Release Apache Cassandra 0.8.3

2011-08-02 Thread Brandon Williams
Please test removetoken thoroughly for this release, https://issues.apache.org/jira/browse/CASSANDRA-2496 was a significant change that completely reworked the existing (broken) behavior. -Brandon On Tue, Aug 2, 2011 at 1:28 PM, Sylvain Lebresne wrote: > We have found and fixed (CASSANDRA-2829)

[VOTE] Release Apache Cassandra 0.8.3

2011-08-02 Thread Sylvain Lebresne
We have found and fixed (CASSANDRA-2829) a regression of 0.8, due to CASSANDRA-2419, causing commit log segments to be potentially deleted while still dirty. There has been a number of other important bug fixes since 0.8.2, including the fix of "remove token". I thus propose the following artifact