use direct io for compaction
----------------------------
Key: CASSANDRA-1470
URL: https://issues.apache.org/jira/browse/CASSANDRA-1470
Project: Cassandra
Issue Type: Improvement
Components: Core
Reporter: Jonathan Ellis
Fix For: 0.6.6
When compaction scans through a group of sstables, it forces the data in the os
buffer cache being used for hot reads, which can have a dramatic negative
effect on performance.
--
This message is automatically generated by JIRA.
-
You can reply to this email to add a comment to the issue online.
