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From "Benedict (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (CASSANDRA-12776) when memtable flush Statistics thisOffHeap error
Date Tue, 18 Oct 2016 10:23:58 GMT

    [ https://issues.apache.org/jira/browse/CASSANDRA-12776?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15585105#comment-15585105
] 

Benedict commented on CASSANDRA-12776:
--------------------------------------

Looks like a pretty open and shut case of a typo.

> when memtable flush Statistics thisOffHeap error
> ------------------------------------------------
>
>                 Key: CASSANDRA-12776
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-12776
>             Project: Cassandra
>          Issue Type: Bug
>            Reporter: 翟玉勇
>            Priority: Trivial
>              Labels: lhf
>         Attachments: 12776.patch
>
>
> {code}
> if (largest != null)
>             {
>                 float usedOnHeap = Memtable.MEMORY_POOL.onHeap.usedRatio();
>                 float usedOffHeap = Memtable.MEMORY_POOL.offHeap.usedRatio();
>                 float flushingOnHeap = Memtable.MEMORY_POOL.onHeap.reclaimingRatio();
>                 float flushingOffHeap = Memtable.MEMORY_POOL.offHeap.reclaimingRatio();
>                 float thisOnHeap = largest.getAllocator().onHeap().ownershipRatio();
>                 float thisOffHeap = largest.getAllocator().onHeap().ownershipRatio();
>                 logger.info("Flushing largest {} to free up room. Used total: {}, live:
{}, flushing: {}, this: {}",
>                             largest.cfs, ratio(usedOnHeap, usedOffHeap), ratio(liveOnHeap,
liveOffHeap),
>                             ratio(flushingOnHeap, flushingOffHeap), ratio(thisOnHeap,
thisOffHeap));
>                 largest.cfs.switchMemtableIfCurrent(largest);
>             }
> {code}
> Should:
> {code}
> float thisOffHeap = largest.getAllocator().onHeap().ownershipRatio();
> {code}
> Be:
> {{offHeap().ownershipRatio();}}



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