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From "Ted Yu (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-15727) Canary Tool for Zookeeper
Date Wed, 01 Jun 2016 22:51:59 GMT

    [ https://issues.apache.org/jira/browse/HBASE-15727?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15311295#comment-15311295
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Ted Yu commented on HBASE-15727:
--------------------------------

lgtm

Minor comments:
{code}
109	 * outputs some information about failure of latency.
{code}
failure of latency -> failure or latency
{code}
1161	      } catch (InterruptedException e) {
{code}
Please restore interrupt status.

> Canary Tool for Zookeeper
> -------------------------
>
>                 Key: HBASE-15727
>                 URL: https://issues.apache.org/jira/browse/HBASE-15727
>             Project: HBase
>          Issue Type: Improvement
>    Affects Versions: 2.0.0
>            Reporter: churro morales
>            Assignee: churro morales
>         Attachments: HBASE-15727-v1.patch, HBASE-15727-v2.patch, HBASE-15727-v3.patch,
HBASE-15727.patch, HBASE-15727.v4.patch, HBASE-15727.v5.patch
>
>
> It would be nice to have the canary tool also monitor zookeeper.  Something simple like
doing a getData() call on zookeeper.znode.parent
> It would be nice to create clients for every instance in the quorum such that you could
monitor overloaded or poor behaving instances.



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