Date: Mon, 14 Jan 2013 19:37:22 -0800 From: Nathan Whitehorn <nwhitehorn@freebsd.org> To: freebsd-ppc@freebsd.org, kristof@swissmail.org Subject: Re: FreeBSD 9.1 freezes randomly on G5 Message-ID: <50F4CEF2.6040906@freebsd.org> In-Reply-To: <50F4BADB.5@swissmail.org> References: <50F4BADB.5@swissmail.org>
next in thread | previous in thread | raw e-mail | index | archive | help
On 01/14/13 18:11, Krzysztof Parzyszek wrote: > Hi, > > I just got a Mac G5 (PowerMac11,2 Dual-core G5 2.0GHz) and I installed > FreeBSD 9.1 on it (using a 9.1-release iso image). The problem is that > the machine freezes at random(?) times, sometimes sooner, sometimes > later. Often, the hang can be accelerated by performing I/O operations > (like copying files). Sometimes it won't even start booting after the > OF messages---the screen goes blank and no text is shown. What "helps" > it boot is typing 'set hint.acpi.0.disabled="1"', followed by "boot -v", > although I suspect that this is similar to the "more magic" switch, > since "sysctl -a" doesn't show any string containing "acpi". > > The box has 16GB of memory. It passed all ASD tests. > > What happens is that the LED#7 goes on, the machine freezes (without any > kernel message) and shortly after that the fans go at full power until I > turn the computer off. > > I have managed to compile subversion (and the machine survived the > compilations), but then it would repeatedly hang while checking out the > ports tree. Actually, it hung enough many times to finally corrupt the > filesystem causing kernel panic. > > Since it generally works for a while after booting, I can provide more > information, but I don't know where to look. This is meant to be a > "server-like" box, so there are some things that I would consider > disabling in the kernel, if that would get it to become stable. > > Any input as to what to do next will be appreciated. > Have you tried removing some RAM? I have the same machine, but with 5.5 GB, and it's been my daily-use work desktop under FreeBSD for the last 2.5 years with no trouble. -Nathan
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?50F4CEF2.6040906>