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From "Hemanth Yamijala (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (ATLAS-885) optimize HBaseStoreManager to avoid expensive HTable instantiation every 5 seconds
Date Thu, 09 Jun 2016 04:57:20 GMT

    [ https://issues.apache.org/jira/browse/ATLAS-885?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15321879#comment-15321879
] 

Hemanth Yamijala commented on ATLAS-885:
----------------------------------------

Multi-threaded tag creation also works fine.

> optimize HBaseStoreManager to avoid expensive HTable instantiation every 5 seconds
> ----------------------------------------------------------------------------------
>
>                 Key: ATLAS-885
>                 URL: https://issues.apache.org/jira/browse/ATLAS-885
>             Project: Atlas
>          Issue Type: Bug
>            Reporter: Madhan Neethiraj
>            Assignee: Madhan Neethiraj
>         Attachments: ATLAS-885.patch
>
>
> For every 5 seconds following logs are added to /var/logs/atlas/application.log, which
increases the log file size unnecessarily and makes the log difficult to use.
> {noformat}
> 2016-05-17 22:01:18,528 INFO - [pool-5-thread-1:] ~ Process identifier=hconnection-0x7878431f
connecting to ZooKeeper ensemble=localhost:2181 (RecoverableZooKeeper:120)
> 2016-05-17 22:01:18,528 INFO - [pool-5-thread-1:] ~ Initiating client connection, connectString=localhost:2181
sessionTimeout=90000 watcher=org.apache.hadoop.hbase.zookeeper.PendingWatcher@78b60e6a (ZooKeeper:438)
> 2016-05-17 22:01:18,529 INFO - pool-5-thread-1-SendThread(localhost.localdomain:2181):
~ Opening socket connection to server localhost.localdomain/127.0.0.1:2181. Will not attempt
to authenticate using SASL (unknown error) (ClientCnxn:1019)
> 2016-05-17 22:01:18,529 INFO - pool-5-thread-1-SendThread(localhost.localdomain:2181):
~ Socket connection established to localhost.localdomain/127.0.0.1:2181, initiating session
(ClientCnxn:864)
> 2016-05-17 22:01:18,531 INFO - pool-5-thread-1-SendThread(localhost.localdomain:2181):
~ Session establishment complete on server localhost.localdomain/127.0.0.1:2181, sessionid
= 0x154c1cf558e18b9, negotiated timeout = 40000 (ClientCnxn:1279)
> 2016-05-17 22:01:18,539 INFO - [pool-5-thread-1:] ~ Closing zookeeper sessionid=0x154c1cf558e18b9
(ConnectionManager$HConnectionImplementation:1684)
> 2016-05-17 22:01:18,540 INFO - [pool-5-thread-1:] ~ Session: 0x154c1cf558e18b9 closed
(ZooKeeper:684)
> 2016-05-17 22:01:18,540 INFO - [pool-5-thread-1-EventThread:] ~ EventThread shut down
(ClientCnxn:524)
> {noformat}



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