Date: Mon, 26 Jun 2000 09:53:45 -0700 From: Arun Sharma <adsharma@sharmas.dhs.org> To: Kenneth Wayne Culver <culverk@wam.umd.edu> Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: VM coloring description in NOTES Message-ID: <20000626095345.A7344@sharmas.dhs.org> In-Reply-To: <Pine.GSO.4.21.0006261249510.19934-100000@rac5.wam.umd.edu>; from culverk@wam.umd.edu on Mon, Jun 26, 2000 at 12:50:41PM -0400 References: <slrn8lf206.73g.adsharma@c62443-a.frmt1.sfba.home.com> <Pine.GSO.4.21.0006261249510.19934-100000@rac5.wam.umd.edu>
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On Mon, Jun 26, 2000 at 12:50:41PM -0400, Kenneth Wayne Culver wrote: > Just curious because I have no experience in this area... but what exactly > does cache coloring get us... I've never actually gotten a really straight > answer on this... Thanks Read Curt Schimmel's book UNIX systems for modern architectures for an answer. Basically, it ensures that if P1 and P2 are two pages that are allocated successively (temporal locality), then the first cache line in P1 and the first cache line in P2 do not compete with each other for the L2 cache. -Arun To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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