[jira] [Commented] (CASSANDRA-4681) SlabAllocator spends a lot of time in Thread.yield

2013-09-30 Thread Vijay (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-4681?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13782230#comment-13782230 ] Vijay commented on CASSANDRA-4681: -- Hi Jonathan, Doesn't showing any changes in TPS,

[jira] [Commented] (CASSANDRA-4681) SlabAllocator spends a lot of time in Thread.yield

2013-09-29 Thread Jonathan Ellis (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-4681?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13781610#comment-13781610 ] Jonathan Ellis commented on CASSANDRA-4681: --- Attached patch with Oleg's

[jira] [Commented] (CASSANDRA-4681) SlabAllocator spends a lot of time in Thread.yield

2013-09-28 Thread Jonathan Ellis (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-4681?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13781248#comment-13781248 ] Jonathan Ellis commented on CASSANDRA-4681: --- Vijay reports a lot of Wasted

[jira] [Commented] (CASSANDRA-4681) SlabAllocator spends a lot of time in Thread.yield

2012-09-19 Thread Oleg Kibirev (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-4681?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13458737#comment-13458737 ] Oleg Kibirev commented on CASSANDRA-4681: - I have also prototyped the newly

[jira] [Commented] (CASSANDRA-4681) SlabAllocator spends a lot of time in Thread.yield

2012-09-19 Thread Jonathan Ellis (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-4681?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13458811#comment-13458811 ] Jonathan Ellis commented on CASSANDRA-4681: --- If you're seeing 4x

[jira] [Commented] (CASSANDRA-4681) SlabAllocator spends a lot of time in Thread.yield

2012-09-19 Thread Oleg Kibirev (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-4681?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13458821#comment-13458821 ] Oleg Kibirev commented on CASSANDRA-4681: - So in this case the list version

[jira] [Commented] (CASSANDRA-4681) SlabAllocator spends a lot of time in Thread.yield

2012-09-19 Thread Jonathan Ellis (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-4681?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13458828#comment-13458828 ] Jonathan Ellis commented on CASSANDRA-4681: --- Not sure: {noformat} $ patch

[jira] [Commented] (CASSANDRA-4681) SlabAllocator spends a lot of time in Thread.yield

2012-09-19 Thread Oleg Kibirev (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-4681?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13458834#comment-13458834 ] Oleg Kibirev commented on CASSANDRA-4681: - This was a complete file for

[jira] [Commented] (CASSANDRA-4681) SlabAllocator spends a lot of time in Thread.yield

2012-09-19 Thread Oleg Kibirev (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-4681?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13458920#comment-13458920 ] Oleg Kibirev commented on CASSANDRA-4681: - Jonathan - why is there a race when

[jira] [Commented] (CASSANDRA-4681) SlabAllocator spends a lot of time in Thread.yield

2012-09-19 Thread Jonathan Ellis (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-4681?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13458928#comment-13458928 ] Jonathan Ellis commented on CASSANDRA-4681: --- Suppose current region A is

[jira] [Commented] (CASSANDRA-4681) SlabAllocator spends a lot of time in Thread.yield

2012-09-19 Thread Oleg Kibirev (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-4681?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13458935#comment-13458935 ] Oleg Kibirev commented on CASSANDRA-4681: - So they will all create new regions

[jira] [Commented] (CASSANDRA-4681) SlabAllocator spends a lot of time in Thread.yield

2012-09-19 Thread Jonathan Ellis (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-4681?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13459087#comment-13459087 ] Jonathan Ellis commented on CASSANDRA-4681: --- What we want is to create a

[jira] [Commented] (CASSANDRA-4681) SlabAllocator spends a lot of time in Thread.yield

2012-09-18 Thread Brandon Williams (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-4681?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13458173#comment-13458173 ] Brandon Williams commented on CASSANDRA-4681: - bq. I achieved 4x speed up

[jira] [Commented] (CASSANDRA-4681) SlabAllocator spends a lot of time in Thread.yield

2012-09-18 Thread Oleg Kibirev (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-4681?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13458180#comment-13458180 ] Oleg Kibirev commented on CASSANDRA-4681: - The benchmark exercised two column

[jira] [Commented] (CASSANDRA-4681) SlabAllocator spends a lot of time in Thread.yield

2012-09-18 Thread Jonathan Ellis (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-4681?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13458362#comment-13458362 ] Jonathan Ellis commented on CASSANDRA-4681: --- The fix here defeats the