Fine-grained locking for POSIX local sockets (UNIX domain sockets)

Robert Watson rwatson at
Sun May 7 19:57:22 UTC 2006

> On Sun, May 07, 2006 at 10:00:41PM +0300, Sven Petai wrote:
>> The results in my mail were mean values over 2 runs,
>> only once did I see really huge (more than 10%) differences between several
>> subsequent runs with same settings, this case was clearly mentioned in the results.
> FYI, 2 is not really enough, you should do at least 10 repetitions of each 
> test to reduce variance (which can be a lot, despite what you saw!) and so 
> that differences between them can be accurately estimated.  Ministat is 
> really helpful for this.

Typically, I do 12 runs of supersmack in each configuration, and discard the 
first 2 runs in which the cache and scheduler (etc) are still settling, as I'm 
interested in the steady state.

Robert N M Watson

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