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https://issues.apache.org/jira/browse/IO-332?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Liyin Liang updated IO-332:
---------------------------
Attachment: IO-332-1.diff
Attach a diff file. This diff re-writes the Tailer.readLines() method. With
this diff, the reading performance can improve 100X.
> Improve tailer's reading performance
> ------------------------------------
>
> Key: IO-332
> URL: https://issues.apache.org/jira/browse/IO-332
> Project: Commons IO
> Issue Type: Improvement
> Reporter: Liyin Liang
> Attachments: IO-332-1.diff
>
>
> Now, Tailer triggers a lot of calls to the underlying runtime system, that
> is, RandomAccessFile.read(), a native method that returns the next byte of
> the file. This approach is too slow to meet our need. The performance can be
> improved by using a large buffer, that is using
> RandomAccessFile.read(byte[]). Then Tailer only rarely accesses the
> underlying system.
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