[Samba] performance tweaks??

[Volker Lendecke]

On Mon, Jan 18, 2010 at 11:12:19AM +1300, steve wrote:
> Has anyone any tips on improving samba performance with debian lenny? 
> 
> I've set up a raid 0 partition on a couple of new WD 1TB disks,
> formatting the majority of it as a single reiserfs partition. I must
> admit I should probably have set the blocksize to something other than
> the default at the time, but now it's well populated, changing stuff
> like that is going to be a big problem.
> 
> Performance is pretty poor to put it politely - primary use is a single
> samba share with a very large directory structure, millions of files.
> Can anyone suggest any improvements that can stop it being that slow? I
> regularly see 50+% in waitio.

Do you have individual directories with huge numbers of
files? This is a known performance problem with a
workaround:

case sensitive = yes
preserve case = no
short preserve case = no

Volker
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