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Date:      Mon, 02 Dec 2013 07:51:12 +0800
From:      Julian Elischer <julian@freebsd.org>
To:        Gleb Smirnoff <glebius@FreeBSD.org>, src-committers@freebsd.org, svn-src-projects@freebsd.org
Subject:   Re: svn commit: r258815 - projects/sendfile/sys/kern
Message-ID:  <529BCB70.3000308@freebsd.org>
In-Reply-To: <201312012110.rB1LA7MW008020@svn.freebsd.org>
References:  <201312012110.rB1LA7MW008020@svn.freebsd.org>

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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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