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Posted to dev@lucene.apache.org by "Brian Pinkerton (JIRA)" <ji...@apache.org> on 2008/07/01 01:32:45 UTC
[jira] Updated: (LUCENE-753) Use NIO positional read to avoid
synchronization in FSIndexInput
[ https://issues.apache.org/jira/browse/LUCENE-753?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Brian Pinkerton updated LUCENE-753:
-----------------------------------
Attachment: FileReadTest.java
> Use NIO positional read to avoid synchronization in FSIndexInput
> ----------------------------------------------------------------
>
> Key: LUCENE-753
> URL: https://issues.apache.org/jira/browse/LUCENE-753
> Project: Lucene - Java
> Issue Type: New Feature
> Components: Store
> Reporter: Yonik Seeley
> Attachments: FileReadTest.java, FileReadTest.java, FileReadTest.java, FileReadTest.java, FileReadTest.java, FileReadTest.java, FileReadTest.java, FSIndexInput.patch, FSIndexInput.patch, lucene-753.patch
>
>
> As suggested by Doug, we could use NIO pread to avoid synchronization on the underlying file.
> This could mitigate any MT performance drop caused by reducing the number of files in the index format.
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