Re: Freezes on heavy disk I/O

On Fri, 21 May 2004 18:59:50 +0300
Panagiotis Astithas <past_at_noc.ntua.gr> wrote:

> Konstantin 'Kosta' Welke wrote:
> > Hi!
> > 
> > I've got a box running FreeBSD 5.2.1. Sometimes, it just
> > freezes. Doesn't react to _any_thing except a hard reset.
> > 
> > This is reproductable in some cases, all involving mainly
> > disk I/O.
> > 
> > 1) When burning a CD (on another computer) from a samba share
> > on the freebsd box, the box repliably freezes. This also
> > happens when I'm encoding a DVD rip to avi on my windows box,
> > while the DVD files are on the freebsd samba server.
> > 
> > 2) When doing stuff like portupgrade -a, it often (but always
> > at different files/ports) freezes. This happens especially
> > often when compiling gcc. (That's why I'm using the package now).
> > 
> > 3) Sometimes it just freezes like this, when playing an mp3,
> > surfing the 'net, etc.
> > 
> > I used memtest enabling all test for 9 hours finding no errors.
> > Also, it's no overheating problem as it is not overclocked
> > nor is there any hot air coming out of the CPU fan when those
> > freezes occur.
> > 
> > Any ideas?
> 
> I have similar observations in my 5.2.1 machine. The recurring theme has 
> always been that I was running under X and the freeze killed the 
> console, although the machine responded to ping.
> 
> When I tried the same action (a "portsdb -uU" or "portupgrade -a" in my 
> case) from a virtual console I saw a panic. Since this never happens on 
> my -current machine, I believe it is something already fixed in the tree.

Actually I think it still happens; I've had the need for a few hard
resets on my desktop with -current about 1 1/2 months; but it definitely
happen less that about 6 months or about a year ago, so it seems we're
on the right way :)


-- 
IOnut
Unregistered ;) FreeBSD "user"