From owner-freebsd-stable Sat Sep 22 19:46:25 2001 Delivered-To: freebsd-stable@freebsd.org Received: from earth.backplane.com (earth-nat-cw.backplane.com [208.161.114.67]) by hub.freebsd.org (Postfix) with ESMTP id 5999B37B41F for ; Sat, 22 Sep 2001 19:46:20 -0700 (PDT) Received: (from dillon@localhost) by earth.backplane.com (8.11.6/8.11.2) id f8N2k2083827; Sat, 22 Sep 2001 19:46:02 -0700 (PDT) (envelope-from dillon) Date: Sat, 22 Sep 2001 19:46:02 -0700 (PDT) From: Matt Dillon Message-Id: <200109230246.f8N2k2083827@earth.backplane.com> To: "David W. Chapman Jr." Cc: "Chad R. Larson" , "Daniel O'Connor" , "j mckitrick" , , "Nuno Teixeira" Subject: Re: hw.ata.wc && hw.ata.tags && softupdates short question References: <20010921035414.B75668@dogma.freebsd-uk.eu.org> <20010922182052.B16388@freeway.dcfinc.com> <002501c143d0$78fa1b40$fe0c4042@inethouston.net> Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG : :As pointed out, its believed that IBM uses capacitors to fix this problem. I'm rather skeptical of this. If someone can point out the article or technical spec then ok, but otherwise it's just rumor. It would take a fairly large capacitor to hold the input voltages in spec long enough to write out the cache. -Matt To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message