Messages in this thread | | | Date | Thu, 11 Apr 2013 15:34:02 -0700 | From | Andrew Morton <> | Subject | Re: [PATCH] nbd: increase default and max request sizes |
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On Tue, 2 Apr 2013 15:41:20 -0400 (EDT) Paul Clements <paul.clements@steeleye.com> wrote:
> This patch raises the default max request size for nbd to 128KB (from 127KB) > to get it 4KB aligned. This patch also allows the max request size to be > increased (via /sys/block/nbd<x>/queue/max_sectors_kb) to 32MB. > > The patch makes nbd network traffic more efficient by: > - reducing request fragmentation (4KB alignment) > - reducing the number of requests (fewer round trips, less network overhead) > > Especially in high latency networks, larger request size can make a dramatic > difference in performance. > > From: Michal Belczyk <belczyk@bsd.krakow.pl> > Signed-off-by: Paul Clements <paul.clements@steeleye.com>
This is a bit odd.
- The author's "From:" line shouild appear right at the start of the changelog.
- Michal's Signed-off-by: is absent. Is one available?
Thanks.
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