svn commit: r258815 - projects/sendfile/sys/kern

Julian Elischer julian at freebsd.org
Sun Dec 1 23:51:32 UTC 2013


On 12/2/13, 5:10 AM, Gleb Smirnoff wrote:
> Author: glebius
> Date: Sun Dec  1 21:10:07 2013
>
>    Basic performance testing showed no regressions in timing. Number of I/Os
>    decreased comparing to sendfile() from head, but increased compared to
>    previous version of the projects/sendfile.  On a sample 300 Mb file:
>    
>                    	I/Os
>    head            	3247
>    projects/sendfile        680
>    new code           	2826
>    
>
is there planned future work to reduce the number of reads to the same 
order as the previous prototype?
(i.e. around 1000 or less  vs around 3000)


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