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Date: Fri, 2 Nov 2012 18:33:12 +0000 (UTC)
From: "Swapnil Ghike (JIRA)" <jira@apache.org>
To: kafka-dev@incubator.apache.org
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Subject: [jira] [Updated] (KAFKA-596) LogSegment.firstAppendTime not reset
 after truncate to
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     [ https://issues.apache.org/jira/browse/KAFKA-596?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Swapnil Ghike updated KAFKA-596:
--------------------------------

    Attachment: kafka-596-v2.patch

Yes, I see your point. Attached a new patch.
                
> LogSegment.firstAppendTime not reset after truncate to
> ------------------------------------------------------
>
>                 Key: KAFKA-596
>                 URL: https://issues.apache.org/jira/browse/KAFKA-596
>             Project: Kafka
>          Issue Type: Bug
>          Components: core
>    Affects Versions: 0.8
>            Reporter: Jun Rao
>            Assignee: Swapnil Ghike
>              Labels: bugs
>         Attachments: kafka-596.patch, kafka-596-v2.patch
>
>   Original Estimate: 24h
>  Remaining Estimate: 24h
>
> Currently, we don't reset LogSegment.firstAppendTime after the segment is truncated. What can happen is that we truncate the segment to size 0 and on next append, a new log segment with the same starting offset is rolled because the time-based rolling is triggered.

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