Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Path: utzoo!mnetor!uunet!husc6!think!ames!ucbcad!ucbvax!cbosgd!mandrill!hal!ane From: ane@hal.UUCP (Aydin "Bif" Edguer) Newsgroups: comp.unix.wizards,comp.sys.dec Subject: mcr0: errors Message-ID: <192@hal.UUCP> Date: Wed, 2-Dec-87 09:46:04 EST Article-I.D.: hal.192 Posted: Wed Dec 2 09:46:04 1987 Date-Received: Sun, 6-Dec-87 23:19:08 EST Reply-To: ane@hal.UUCP (Aydin "Bif" Edguer) Followup-To: comp.sys.dec Organization: Biometry Computing Facility Lines: 30 Keywords: syslog mcr0 ecc errors Xref: mnetor comp.unix.wizards:5768 comp.sys.dec:479 Hello, I am currently running UNIX 4.3 BSD on a VAX-11/750. Recently I have noticed a large number of soft ecc errors appearing in my system log. It looks alot like there may be a bad chip on one of my 6 memory boards. I can isolate which board (probably) by board swapping, but how can I determine which chip? The memory boards all pass the software diagnostic tests from Digital. I am including some of the log entries in the hopes that this will help. Aydin Edguer Case Western Reserve University !{cbosgd,decvax,sun}!mandrill.cwru.EDU!hal!ane Cleveland, OH Work : (216) 368 3195 0900-1700 EST M-F ---------------------------------------------------------- Nov 28 19:39:55 hal vmunix: mcr0: soft ecc addr 120d syn 4 Nov 28 22:10:02 hal vmunix: mcr0: soft ecc addr 1222 syn 4 Nov 28 15:10:02 hal vmunix: mcr0: soft ecc addr 1228 syn 4 Nov 28 14:58:00 hal vmunix: mcr0: soft ecc addr 1229 syn 4 Nov 28 20:15:35 hal vmunix: mcr0: soft ecc addr 1230 syn 4 Nov 28 19:29:12 hal vmunix: mcr0: soft ecc addr 1231 syn 4 Nov 28 12:17:47 hal vmunix: mcr0: soft ecc addr 1233 syn 4 Nov 28 09:00:01 hal vmunix: mcr0: soft ecc addr 1238 syn 4 Nov 28 09:30:01 hal vmunix: mcr0: soft ecc addr 1239 syn 4 Nov 28 09:10:01 hal vmunix: mcr0: soft ecc addr 123a syn 4 Nov 28 09:16:25 hal vmunix: mcr0: soft ecc addr 123b syn 4 Nov 28 18:45:51 hal vmunix: mcr0: soft ecc addr 123e syn 4 Nov 28 19:15:51 hal vmunix: mcr0: soft ecc addr 123f syn 4 Nov 28 05:40:41 hal vmunix: mcr0: soft ecc addr 124f syn 4 Nov 28 22:16:28 hal vmunix: mcr0: soft ecc addr 126a syn 4 Nov 28 17:24:11 hal vmunix: mcr0: soft ecc addr 12b7 syn 4 Nov 28 19:45:54 hal vmunix: mcr0: soft ecc addr 12d8 syn 4