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jirapos...@reviews.apache.org commented on HBASE-4027: ------------------------------------------------------ ----------------------------------------------------------- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/1191/ ----------------------------------------------------------- Review request for hbase and Todd Lipcon. Summary ------- Uploading slabcachepatchv4 to review for Li Pi. This addresses bug HBASE-4027. https://issues.apache.org/jira/browse/HBASE-4027 Diffs ----- conf/hbase-env.sh 2d55d27 pom.xml 729dc37 src/main/java/org/apache/hadoop/hbase/io/hfile/DoubleBlockCache.java PRE-CREATION src/main/java/org/apache/hadoop/hbase/io/hfile/HFile.java 5963552 src/main/java/org/apache/hadoop/hbase/io/hfile/MetaSlab.java PRE-CREATION src/main/java/org/apache/hadoop/hbase/io/hfile/SingleSizeCache.java PRE-CREATION src/main/java/org/apache/hadoop/hbase/io/hfile/SlabCache.java PRE-CREATION src/main/java/org/apache/hadoop/hbase/regionserver/StoreFile.java b600020 src/test/java/org/apache/hadoop/hbase/io/hfile/TestSingleSlabCache.java PRE-CREATION src/test/java/org/apache/hadoop/hbase/io/hfile/TestSlabCache.java PRE-CREATION Diff: https://reviews.apache.org/r/1191/diff Testing ------- Thanks, Todd > Enable direct byte buffers LruBlockCache > ---------------------------------------- > > Key: HBASE-4027 > URL: https://issues.apache.org/jira/browse/HBASE-4027 > Project: HBase > Issue Type: Improvement > Reporter: Jason Rutherglen > Assignee: Li Pi > Priority: Minor > Attachments: slabcachepatch.diff, slabcachepatchv2.diff, > slabcachepatchv3.1.diff, slabcachepatchv3.2.diff, slabcachepatchv3.diff, > slabcachepatchv4.diff > > > Java offers the creation of direct byte buffers which are allocated outside > of the heap. > They need to be manually free'd, which can be accomplished using an > documented {{clean}} method. > The feature will be optional. After implementing, we can benchmark for > differences in speed and garbage collection observances. -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira