[PATCH] caching optimization in share mode locks.

[Jeremy Allison]

On Sat, Apr 04, 2015 at 07:55:59AM +0200, Volker Lendecke wrote:
> On Fri, Apr 03, 2015 at 12:35:50PM -0700, Jeremy Allison wrote:
> > History: An OEM came to me with the (attached
> > as the .png file) profile from cachegrind on
> > Samba 4.1.x.
> 
> Without looking at the code: Did the OEM get back to you
> with test results regarding performance?

It showed a significant reduction in CPU usage in
their test, but not a performance increase in
their specific benchmark. Which probably means
they weren't correct in identifying exactly
what the problem was.

But hey - big reduction in CPU :-).

It's worth looking at the code I think :-).