Subject: Re: Short hang when unmounting a msdos fs
To: Andy R <quadreverb@yahoo.com>
From: Manuel Bouyer <bouyer@antioche.eu.org>
List: netbsd-help
Date: 10/28/2001 11:25:37
On Sat, Oct 27, 2001 at 09:14:18AM -0700, Andy R wrote:
> > Does it read/write to hard disk while it's frozen ?
> > Also does it print some message after this ? They
> > may show
> > up in dmesg.
> > 
> 
> As far as I can tell, there are no messages anywhere.
> The dmesg or syslog don't have any. Maybe there is
> some program I could run to watch for output?
> 
> There is a bit more info I think. When I unmount the
> filesystem, I belive that it is always mounted read
> only when I unmount it and it hangs. I store software
> and stuff there, and I only mount it rw when I put
> something on it (rarely), otherwise it is always ro.

Maybe it happens when you have downgraded it RW->RO first ?
To track this down, you need to be able to reproduce this.
Then, when it happens, try to enter ddb and get a stack trace.

--
Manuel Bouyer <bouyer@antioche.eu.org>
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