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From "Jonathan Hsieh (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (BIGTOP-589) TestLoadAndVerify's HBase scanner caching setting too high
Date Thu, 17 May 2012 10:37:06 GMT

     [ https://issues.apache.org/jira/browse/BIGTOP-589?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jonathan Hsieh updated BIGTOP-589:
----------------------------------

    Attachment: bigtop-589.patch

Parameterizes scanner caching and changes default to lower, safer number.
                
> TestLoadAndVerify's HBase scanner caching setting too high
> ----------------------------------------------------------
>
>                 Key: BIGTOP-589
>                 URL: https://issues.apache.org/jira/browse/BIGTOP-589
>             Project: Bigtop
>          Issue Type: Bug
>    Affects Versions: 0.4.0
>            Reporter: Jonathan Hsieh
>            Assignee: Jonathan Hsieh
>              Labels: hbase
>             Fix For: 0.4.0
>
>         Attachments: bigtop-589.patch
>
>
> Currently the default HBase Scanner Caching setting pulls 5000 rows in at time.  In long
term testing this value seems to be too large and prone to TT job failures due to ScannerTimeouts.
 This value should be lowered by default and parameterized (when run as main as a system test).

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