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From "Jonathan Ellis (JIRA)" <j...@apache.org>
Subject [jira] Updated: (CASSANDRA-1867) sstable2json runs out of memory when trying to export huge rows
Date Fri, 17 Dec 2010 15:23:00 GMT

     [ https://issues.apache.org/jira/browse/CASSANDRA-1867?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jonathan Ellis updated CASSANDRA-1867:
--------------------------------------

    Affects Version/s:     (was: 0.6.8)
        Fix Version/s: 0.7.0
                       0.6.9

> sstable2json runs out of memory when trying to export huge rows
> ---------------------------------------------------------------
>
>                 Key: CASSANDRA-1867
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-1867
>             Project: Cassandra
>          Issue Type: Improvement
>          Components: Tools
>            Reporter: Ilya Maykov
>            Priority: Minor
>             Fix For: 0.6.9, 0.7.0
>
>         Attachments: cassandra-1867-2.txt
>
>   Original Estimate: 1h
>  Remaining Estimate: 1h
>
> Currently, sstable2json can run out of memory if it encounters a huge row. The problem
is that it creates an in-memory String for each row. Proposed solution is to pass the output
PrintStream to the serializeRow() and serializeColumns() methods and write to the stream incrementally.

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