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https://issues.apache.org/jira/browse/TAJO-181?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Hyunsik Choi updated TAJO-181:
------------------------------
Resolution: Fixed
Fix Version/s: 0.2-incubating
Status: Resolved (was: Patch Available)
I've committed the patch, fixing it as resolved. Thank you for your
contribution.
> Improvement of disk scheduler policy for straggler disk
> -------------------------------------------------------
>
> Key: TAJO-181
> URL: https://issues.apache.org/jira/browse/TAJO-181
> Project: Tajo
> Issue Type: Improvement
> Components: storage
> Affects Versions: 0.2-incubating
> Reporter: hyoungjunkim
> Assignee: hyoungjunkim
> Priority: Minor
> Fix For: 0.2-incubating
>
> Attachments: TAJO-181.patch
>
>
> Current new StorageManager assigns to DiskScanScheduler with disk id
> regardless of each DiskScanScheduler's queue size. This policy is the cause
> of poor performance.
> If some DiskScanScheduler is empty, the DiskScanScheduler is assigned a
> priority.
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