| Date | Thu, 2 Apr 2009 09:09:12 -0700 | From | Andrew Morton <> | Subject | Re: Linux 2.6.29 |
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On Thu, 2 Apr 2009 13:05:32 +0200 Janne Grunau <j@jannau.net> wrote:
> MythTV calls fsync every few seconds on ongoing recordings to prevent > stalls due to large cache writebacks on ext3.
It should use sync_file_range(SYNC_FILE_RANGE_WRITE). That will
- have minimum latency. It tries to avoid blocking at all.
- avoid writing metadata
- avoid syncing other unrelated files within ext3
- avoid waiting for the ext3 commit to complete.
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