[7295] in www-talk@info.cern.ch
Re: FTP or HTTP consumes more resources?
daemon@ATHENA.MIT.EDU (Simon E Spero)
Sun Jan 22 01:06:33 1995
Date: Sun, 22 Jan 1995 06:26:31 +0100
Errors-To: listmaster@www0.cern.ch
Reply-To: ses@tipper.oit.unc.edu
From: Simon E Spero <ses@tipper.oit.unc.edu>
To: Multiple recipients of list <www-talk@www0.cern.ch>
The answer is... it all depends. FTP uses an extra control connection,
plus one connection per file - however, it only forks once per session.
HTTP forks once per request, so it should use more CPU there.
The problem may well be down to the particular implementation of HTTP/FTP.
NCSA httpds have the well known problem when reading HTTP/1.0 headers that
raise the CPU requirements. Both CERN and NCSA are cpu limited for a
10Mbps ethernet and 4K requests
Simon
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