[CentOS] Samba "use sendfile" configuration option set do disabled as default - why?
Les Mikesell
lesmikesell at gmail.com
Mon Aug 24 18:05:28 UTC 2009
happymaster23 wrote:
> This is not problem of disks, this is problem of Samba (operating
> systems in network are Windows XP and Windows 7 only, so this should
> not be problem caused by Windows).
>
> I am asking because of risks and disadvantages. This is same as
> oplocks - it may be performance tweak, but it is potentially dangerous
> (data corruption).
How does sendfile() mesh with SMB signed packets? I'd think you would
have to copy the data for that. Sendfile should just be saving a
memory/buffer copy or two anyway. That seems like it should be a barely
measurable amount of time unless your server is heavily loaded.
--
Les Mikesell
lesmikesell at gmail.com
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