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From "Hyunsik Choi (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (TAJO-296) Late registration of Tajo workers
Date Fri, 01 Nov 2013 04:08:17 GMT

    [ https://issues.apache.org/jira/browse/TAJO-296?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13811021#comment-13811021

Hyunsik Choi commented on TAJO-296:

In more detail, the jetty HTTP server on each worker starts at the init phase.  The jetty
can start slowly in a certain JVM,

> Late registration of Tajo workers
> ---------------------------------
>                 Key: TAJO-296
>                 URL: https://issues.apache.org/jira/browse/TAJO-296
>             Project: Tajo
>          Issue Type: Bug
>          Components: resource manager
>            Reporter: Jihoon Son
>             Fix For: 0.8-incubating
> The worker registration takes too much time.
> When I tested on an in-house cluster which consists of one master and 32 workers, 31
workers are registered in about 2 minutes and one worker is failed to register.
> My guess from the log is that the failed worker does not receive any start messages.

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