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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (ZOOKEEPER-2770) ZooKeeper slow operation log
Date Wed, 12 Jul 2017 19:26:01 GMT

    [ https://issues.apache.org/jira/browse/ZOOKEEPER-2770?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16084536#comment-16084536
] 

ASF GitHub Bot commented on ZOOKEEPER-2770:
-------------------------------------------

Github user karanmehta93 commented on a diff in the pull request:

    https://github.com/apache/zookeeper/pull/307#discussion_r127048435
  
    --- Diff: src/java/main/org/apache/zookeeper/server/quorum/QuorumPeerConfig.java ---
    @@ -292,6 +293,8 @@ public void parseProperties(Properties zkProp)
                     }
                 } else if ((key.startsWith("server.") || key.startsWith("group") || key.startsWith("weight"))
&& zkProp.containsKey("dynamicConfigFile")) {
                     throw new ConfigException("parameter: " + key + " must be in a separate
dynamic config file");
    +            } else if(key.equals("warn.responseTime")) {
    --- End diff --
    
    I will document the new property and change the name to the suggested one.
    I have tested this feature manually. 
    I am currently trying to add unit test case in NettyServerCnxnTest.java or NIOServerCnxnTest.java,
but seems too high level approach.
    Can you suggest any locations for adding test case? @hanm 


> ZooKeeper slow operation log
> ----------------------------
>
>                 Key: ZOOKEEPER-2770
>                 URL: https://issues.apache.org/jira/browse/ZOOKEEPER-2770
>             Project: ZooKeeper
>          Issue Type: Improvement
>            Reporter: Karan Mehta
>         Attachments: ZOOKEEPER-2770.001.patch, ZOOKEEPER-2770.002.patch, ZOOKEEPER-2770.003.patch
>
>
> Log the client and request details if the server discovers, when finally processing the
request, that the current time minus arrival time of the request is beyond a configured threshold.

> Look at the HBase {{responseTooSlow}} feature for inspiration. 



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