Subject: Re: massive /tmp mfs corruption
To: Hans-Christian Becker <>
From: Manuel Bouyer <>
List: current-users
Date: 05/23/2000 18:06:42
Try to update your kernel again first. There was a bad change in MFS that
has been backed out.

On Tue, May 23, 2000 at 05:24:50PM +0200, Hans-Christian Becker wrote:
> (macppc-current)
> After a recent rebuild of kernel & userland (May 17) I started to get 
> serious problems with my mfs /tmp partition. During a `make build', 
> /tmp would within 2-10 minutes turn into a device special file, with 
> the most outrageous minor and major numbers. (umount /tmp) would then 
> yield /tmp not mounted.) Strangely (?) enough, even before things 
> turned this ugly, `make build' in xsrc would give a large number of 
> errors (... has more {'s than }'s, syntax errors in header files 
> etc), although most of them were ignored until the build fell over 
> with a "cannot write to /tmp". Going  single-user and back remounted 
> /tmp nicely, but it all started again soon. Presumably, although I am 
> not sure, this has caused random lockups when X has been running, 
> killing the whole machine without apparent cause. Having /tmp 
> symlinked to a ffs partition works perfectly fine.
> In the kernel I was running when this happened, I had /dev/random 
> configured, although I *think* I had similar problems (machine dies 
> without notice in X) with a kernel from May 4.
> Any clues?
> Best regards,
> Hans-Christian
> -- 
> Dr. Hans-Christian Becker (
> Department of Physical Chemistry
> Chalmers University of Technology, Sweden
Manuel Bouyer, LIP6, Universite Paris VI. 
     {Net,Free}BSD: 22 ans d'experience feront toujours la difference