Date: Thu, 15 May 2003 14:45:29 -0700 From: Brooks Davis <brooks@one-eyed-alien.net> To: peter <petertf@telia.com> Cc: current@freebsd.org Subject: Re: asymetrisk transfer of files through ftp Message-ID: <20030515214529.GA15963@Odin.AC.HMC.Edu> In-Reply-To: <IPENLIIDLIEIHGGDNIHBMEDNCAAA.petertf@telia.com> References: <IPENLIIDLIEIHGGDNIHBMEDNCAAA.petertf@telia.com>
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On Thu, May 15, 2003 at 11:37:07PM +0200, peter wrote:
> When you are trying to transfer large file with ftp (ftpd started with
> inetd), you got a higher transfer rate when you do a ftp get compared to an
> ftp put. I try with ftp localhost same result.
> Is this a bug ?
I believe FreeBSD's ftpd uses sendfile to answer gets which has lower
overhead then the usual while(read(file)){ write(socket); } code. This
might account for the difference.
-- Brooks
--
Any statement of the form "X is the one, true Y" is FALSE.
PGP fingerprint 655D 519C 26A7 82E7 2529 9BF0 5D8E 8BE9 F238 1AD4
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