Skip site navigation (1)Skip section navigation (2)
Date:      Sun, 08 Mar 1998 22:17:53 -0700
From:      "M. Warner Losh" <imp@village.org>
To:        Luigi Rizzo <luigi@labinfo.iet.unipi.it>
Cc:        mike@smith.net.au (Mike Smith), marcs@znep.com, dyson@FreeBSD.ORG, hackers@FreeBSD.ORG
Subject:   Re: kernel wishlist for web server performance 
Message-ID:  <199803090517.WAA04140@pencil-box.village.org>
In-Reply-To: Your message of "Sun, 08 Mar 1998 06:58:29 %2B0100." <199803080558.GAA04603@labinfo.iet.unipi.it> 
References:  <199803080558.GAA04603@labinfo.iet.unipi.it>  

next in thread | previous in thread | raw e-mail | index | archive | help
In message <199803080558.GAA04603@labinfo.iet.unipi.it> Luigi Rizzo writes:
: Furthermore, consider that on modern machines these copies might
: run at some 250Mbytes/s or faster, i.e. one order of magnitude
: faster than network/disk speed.

That is 50ish times the sustained speed of most disk drives.  And 25
times faster than the fastest generally deployed network technology
(100BaseT).

Anyway, we're talking at most 2-4% savings here at the cost of a huge
amount of kernel bloat.

Warner

To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-hackers" in the body of the message



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?199803090517.WAA04140>