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From "Steve Loughran (JIRA)" <j...@apache.org>
Subject [jira] Work stopped: (HDFS-559) Work out the memory consumption of NN artifacts on a compressed pointer JVM
Date Thu, 27 Aug 2009 09:52:59 GMT

     [ https://issues.apache.org/jira/browse/HDFS-559?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Work on HDFS-559 stopped by Steve Loughran.

> Work out the memory consumption of NN artifacts on a compressed pointer JVM
> ---------------------------------------------------------------------------
>
>                 Key: HDFS-559
>                 URL: https://issues.apache.org/jira/browse/HDFS-559
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: name-node
>    Affects Versions: 0.21.0
>         Environment: 64-bit and 32 bit JVMs, Java6u14 and jdk7 betas, with -XX compressed
oops enabled/disabled
>            Reporter: Steve Loughran
>            Assignee: Steve Loughran
>            Priority: Minor
>
> Following up HADOOP-1687, it would be nice to know the size of datatypes in under the
java16u14 JVM, which offers compressed pointers.

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