[Samba] write cache size option: why deprecated? doubled my
jra at samba.org
Sun Jan 15 04:31:47 GMT 2006
On Sat, Jan 14, 2006 at 12:25:14AM +0100, Peter Mutsaers wrote:
> I had some troubles with samba performance after I switched my network
> to gigabit ethernet:
> FTP gave 50MB/s (on a 5GB file)
> NFSv3 40MB/s (win xp client with SFU, free nfs client for windows)
> Samba (win XP client) only 15MB/s.
> After some fiddling with options, I found out that setting write cache
> size to 256KB resulted in a very big performance improvement, now also
> samba gabe 40MB/s.
> The documentation (man-page smb.conf) doesn't mention that this option
> is deprecated. But the log file now prints:
> WARNING: The "write cache size" option is deprecated
> Question: why is this option deprecated? is there an alternative?
Well we were trying to get rid of it as it complicates the
write path quite a lot. The problem is it's very useful in some
filesystem cases, so we may end up changing the status from
deprecated back to normal.
Jerry or Volker, any thoughts ? I know Volker has found this
option useful in the past.
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