[Samba] Increasing samba performance

[Anthony Messina]

Jeremy Allison wrote:
> On Wed, Feb 01, 2006 at 08:05:28AM -0800, James Lamanna wrote:
> 
>>Hi.
>>
>>Between 2 linux (2.6.11 client and 2.6.14 server) machines connected by
>>a 100Mb link I get samba performance copying a file from the client to
>>the server through a smbmounted share of around 4.2MB/s
>>Is this to be expected? Or can it be improved (and if so, how?) I've
>>tried tweaking SO_(SND/RCV)BUF (after reading numerous articles on
>>samba performance...), but it doesn't seem to have any effect.
>>Unfortunately, I can't use jumbo frames at this moment either.
>>
>>I've tried this with shares on ReiserFS and XFS and there is no
>>difference in the transfer rate.
>>Both machines are not even close to maxxed on cpu (both are at around
>>10-15% cpu when the transfer is running).
> 
> 
> Add "use sendfile = yes", this should help.
> 
> Jeremy.

can you still use "sendfile = yes" if some of the things that a samba 
server shares are nfs v3 mounts from another server?