[jira] [Commented] (CASSANDRA-14281) LatencyMetrics performance

2018-03-02 Thread Michael Burman (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-14281?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16384319#comment-16384319 ] Michael Burman commented on CASSANDRA-14281: Okay, I've managed to get to the stage where

[jira] [Commented] (CASSANDRA-14281) LatencyMetrics performance

2018-03-01 Thread Michael Burman (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-14281?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16382387#comment-16382387 ] Michael Burman commented on CASSANDRA-14281: It's not the LongAdder/AtomicLong issue, but

[jira] [Commented] (CASSANDRA-14281) LatencyMetrics performance

2018-03-01 Thread Chris Lohfink (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-14281?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16382261#comment-16382261 ] Chris Lohfink commented on CASSANDRA-14281: --- Can use a LongAdder array instead of an

[jira] [Commented] (CASSANDRA-14281) LatencyMetrics performance

2018-03-01 Thread Michael Burman (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-14281?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16382251#comment-16382251 ] Michael Burman commented on CASSANDRA-14281: I tried those tricks, but I don't really see

[jira] [Commented] (CASSANDRA-14281) LatencyMetrics performance

2018-03-01 Thread Chris Lohfink (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-14281?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16382095#comment-16382095 ] Chris Lohfink commented on CASSANDRA-14281: --- The decaying EH is an estimated value anyway

[jira] [Commented] (CASSANDRA-14281) LatencyMetrics performance

2018-03-01 Thread Michael Burman (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-14281?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16381982#comment-16381982 ] Michael Burman commented on CASSANDRA-14281: Actually, thinking about it.. why do we need

[jira] [Commented] (CASSANDRA-14281) LatencyMetrics performance

2018-03-01 Thread Michael Burman (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-14281?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16381909#comment-16381909 ] Michael Burman commented on CASSANDRA-14281: It's not the atomic addition that's slow,

[jira] [Commented] (CASSANDRA-14281) LatencyMetrics performance

2018-02-28 Thread Chris Lohfink (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-14281?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16381474#comment-16381474 ] Chris Lohfink commented on CASSANDRA-14281: --- Code can be written to do it theres a

[jira] [Commented] (CASSANDRA-14281) LatencyMetrics performance

2018-02-28 Thread Michael Burman (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-14281?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16381176#comment-16381176 ] Michael Burman commented on CASSANDRA-14281: The biggest slowdown as far as I could see

[jira] [Commented] (CASSANDRA-14281) LatencyMetrics performance

2018-02-28 Thread Chris Lohfink (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-14281?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16381141#comment-16381141 ] Chris Lohfink commented on CASSANDRA-14281: --- the update(long)'s rescaleIfNeeded acquires

[jira] [Commented] (CASSANDRA-14281) LatencyMetrics performance

2018-02-28 Thread Michael Burman (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-14281?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16381131#comment-16381131 ] Michael Burman commented on CASSANDRA-14281: You're right about the EstimatedHistogram,

[jira] [Commented] (CASSANDRA-14281) LatencyMetrics performance

2018-02-28 Thread Chris Lohfink (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-14281?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16380418#comment-16380418 ] Chris Lohfink commented on CASSANDRA-14281: ---

[jira] [Commented] (CASSANDRA-14281) LatencyMetrics performance

2018-02-28 Thread Chris Lohfink (JIRA)
[ https://issues.apache.org/jira/browse/CASSANDRA-14281?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16380402#comment-16380402 ] Chris Lohfink commented on CASSANDRA-14281: --- > dropwizard histograms can't be merged