From owner-freebsd-ppc@FreeBSD.ORG Sat Apr 3 17:43:54 2010 Return-Path: Delivered-To: freebsd-ppc@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 366A81065680; Sat, 3 Apr 2010 17:43:54 +0000 (UTC) (envelope-from toasty@dragondata.com) Received: from mail-gy0-f182.google.com (mail-gy0-f182.google.com [209.85.160.182]) by mx1.freebsd.org (Postfix) with ESMTP id DC9A28FC13; Sat, 3 Apr 2010 17:43:53 +0000 (UTC) Received: by gyg10 with SMTP id 10so1109855gyg.13 for ; Sat, 03 Apr 2010 10:43:53 -0700 (PDT) Received: by 10.101.148.6 with SMTP id a6mr8552097ano.150.1270316632953; Sat, 03 Apr 2010 10:43:52 -0700 (PDT) Received: from vpn177.ord02.your.org (vpn177.ord02.your.org [204.9.55.177]) by mx.google.com with ESMTPS id 21sm3235049iwn.7.2010.04.03.10.43.51 (version=TLSv1/SSLv3 cipher=RC4-MD5); Sat, 03 Apr 2010 10:43:52 -0700 (PDT) Mime-Version: 1.0 (Apple Message framework v1077) Content-Type: text/plain; charset=us-ascii From: Kevin Day In-Reply-To: <4BB5EE68.2040504@freebsd.org> Date: Sat, 3 Apr 2010 12:43:50 -0500 Content-Transfer-Encoding: quoted-printable Message-Id: <7F22E2B9-34FB-4E3B-981E-8D2EF73A4F64@dragondata.com> References: <40B1BEB2-6620-4188-BB71-F8B5ED4AA234@dragondata.com> <4BB5EE68.2040504@freebsd.org> To: Nathan Whitehorn X-Mailer: Apple Mail (2.1077) Cc: freebsd-ppc@freebsd.org Subject: Re: Xserve G4 stability (random processes crashing) X-BeenThere: freebsd-ppc@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Porting FreeBSD to the PowerPC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 03 Apr 2010 17:43:54 -0000 On Apr 2, 2010, at 8:17 AM, Nathan Whitehorn wrote: > Kevin Day wrote: >> Thanks to some help, we've got 8.0-STABLE running on several Xserve = G4 boxes now, in both UP and SMP configurations. >>=20 >> However, all of them are showing weird stability problems. Running OS = X Server, they were completely stable for years doing pretty hard work = (video encoding) with no errors. They all pass Apple's hardware burn-in, = too. But, doing a "buildworld" or "buildkernel" will result in random = segfaults, invalid .o files being created, or ICEs that go away after = immediately retrying. (i.e. it doesn't appear to be data from the disks = being cached incorrectly, I don't have to force a re-read to fix) Pure = CPU tasks (like memtester from ports) work fine for days.=20 >> Are there any known issues with 8.0 on an XServe G4? >>=20 >> -- Kevin >> =20 > Could you try rolling back from 8.0-STABLE to 8.0-RELEASE on one? I = think Marcel was seeing similar G4-specific problems, and it is likely = to have been something introduced recently. > -Nathan If anything, it seems worse on -RELEASE than -STABLE. In -STABLE I was = at least able to get through a buildworld with only restarting it once, = and now in -RELEASE I've restarted about 10 times and still haven't made = it all the way through. Same symptoms as before, gcc giving internal compiler errors, segfaults, = or corrupt .o files being produced. Memtester (even running in parallel = with buildworld) never reports any errors. I'll keep fiddling with this, = but if anyone has any suggestions on where to look for some clues, it'd = be appreciated. -- Kevin