[GitHub] zookeeper pull request #501: ZOOKEEPER-3019 add metric for slow fsyncs count

[nkalmar]

Github user nkalmar commented on a diff in the pull request:

    https://github.com/apache/zookeeper/pull/501#discussion_r181063500
  
    --- Diff: src/java/main/org/apache/zookeeper/server/ServerStats.java ---
    @@ -32,6 +32,7 @@
         private long minLatency = Long.MAX_VALUE;
         private long totalLatency = 0;
         private long count = 0;
    +    private long fsyncThresholdExceedCount = 0L;
    --- End diff --
    
    Which would also remove the overhead imposed by synchronised. Thanks for 
the tip, i will make the changes!


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