From owner-freebsd-hackers@freebsd.org Tue Sep 15 21:18:08 2015 Return-Path: Delivered-To: freebsd-hackers@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id AD1039C28AA for ; Tue, 15 Sep 2015 21:18:08 +0000 (UTC) (envelope-from allanjude@freebsd.org) Received: from mx1.scaleengine.net (mx1.scaleengine.net [209.51.186.6]) by mx1.freebsd.org (Postfix) with ESMTP id 836B11CEE for ; Tue, 15 Sep 2015 21:18:08 +0000 (UTC) (envelope-from allanjude@freebsd.org) Received: from [10.1.1.2] (unknown [10.1.1.2]) (Authenticated sender: allanjude.freebsd@scaleengine.com) by mx1.scaleengine.net (Postfix) with ESMTPSA id 3769F9AC2 for ; Tue, 15 Sep 2015 21:18:07 +0000 (UTC) Subject: Re: ECC support To: freebsd-hackers@freebsd.org References: <55F8874A.9030807@delphij.net> From: Allan Jude Message-ID: <55F88B60.3050807@freebsd.org> Date: Tue, 15 Sep 2015 17:19:28 -0400 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:38.0) Gecko/20100101 Thunderbird/38.2.0 MIME-Version: 1.0 In-Reply-To: <55F8874A.9030807@delphij.net> Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="S9bq1Lxugse2SGfbjWwRXB14UTX8XxaoD" X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 15 Sep 2015 21:18:08 -0000 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --S9bq1Lxugse2SGfbjWwRXB14UTX8XxaoD Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: quoted-printable On 2015-09-15 17:02, Xin Li wrote: > On 09/15/15 13:53, Dieter BSD wrote: >> I've been running machines with ECC for 15-20 years and have never see= n >> a report of an ECC error from either NetBSD or FreeBSD. I have seen >> reports of ECC errors from Digital Unix. And remember getting panics >> due to parity errors on machines before ECC. So I'm thinking that >> the BSDs must ignore hardware reports of single bit ECC errors. :-( >=20 > I'm not sure about NetBSD but FreeBSD supports reporting ECC errors (vi= a > Machine Check Architecture, added in 2009), and yes we have seen it in > field. >=20 > Cheers, >=20 Yes, I have seen MCA errors in the field as well. So it does work. --=20 Allan Jude --S9bq1Lxugse2SGfbjWwRXB14UTX8XxaoD Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (MingW32) iQIcBAEBAgAGBQJV+ItmAAoJEBmVNT4SmAt+vdYP/RR1nrWnGWZaLISHQPzPhbib 4wMZF+SUw/19esk7RcXLOnpeWkb2XXl/9W7F3zbFzq2om6Cws4f+D96KOLkccPaO 5So46zpNPs090tSoymfSYaBJFYSxNgFvq6JggFS817x7HbiegTDEQOm+ayKR9ES9 FjTH9jZhW+lZQ9XFD2iAooUtGhnBXisjBqXpDYNf1qg4As1+L0cYLBbmksFRtEOY zJKAyVNP+I110dg+Qp1JtTPsCw8++Z8rnGWpQZ75GL5BeYjuBiJLLo/CdzR5Hs1t Pp3I/SBaKd9Onib2MC2dJyKLf7+CyprxdgweGN4CKkiC0uqxucJ15nxpNfmbLXLy eiZlQ37i2WnXbSk7KrDwhpTYtHi+etOYIS+ueUI/zLg56lkka/SmlrdOQFn+P+c4 doYLQrFWrG0B4J9rPglOHJbcrVg610Ya6LO5vTgu/9uBCPupOtXydUk3TYKyqQ8s SvRkSuwfViWqYbfCdicb0VsFvFONmikBBZ9GW4Wuz0JgDT4TCXUTQQCN+B03kwde +2HUJIFD6lUs0FVCK0YAj5T+QWyqItimNogYBPiS+u8Wg84Ads0ZgFk9N6tWtoGF 7CQYb+gyMIvrCJnxBGriW87vszrHCcwaHy2rpdVRow30PqLsK5iEfGwjZ/tyfARi LCJVjf5Ze6/7M7XJpPug =di50 -----END PGP SIGNATURE----- --S9bq1Lxugse2SGfbjWwRXB14UTX8XxaoD--