[Samba] SMBD CPU climbs sky high when writing DPX files

[Volker Lendecke]

On Wed, Nov 04, 2009 at 10:01:46PM -0500, Andy Liebman wrote:
> 1)  why is smbd cpu utilization climbing so high in just 40 minutes?
> 2)  could the cause be related to creating, opening and closing so many  
> files so quickly?  After all, we are creating, opening and closing 30  
> files each second.
> 3)  is there anything I can do about it (besides give up)? Samba doesn't  
> seem to be running out of memory. There is still 3-cores worth of CPU  
> being unused at the time the capture fails.

Very likely you're hitting the case [in]sensivity issue.

Try to set

preserve case = no
short preserve case = no
default case = lower
case sensitive = yes

This assumes that all files on your files system are
all lower-case, all new files will also be created that way,
regardless of what the Windows clients request.

Volker
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