Re: apt-get hang in unstable
On Monday 25 November 2002 10:38, Rob Weir wrote:
> On Sun, Nov 24, 2002 at 06:00:19PM +0000, David Goodenough wrote:
> > I have an machine which I keep at unstable, and update daily. This is
> > mainly so that I can keep an eye out for problems. When I came to run
> > apt-get today it started quite happily, but I remembered that there was a
> > change I had intended to apply to /etc/apt/sources.list, so I interrupted
> > apt-get, edited sources.list, and restarted it. It just hung. So I
> > logged off and back on in case there was something left lying around, but
> > that did not clear it, so then I tried re-booting the machine and that
> > did not clear it.
>
> In general, reboots will not help you fix anything under Unix. If a
> process is hung, then kill it; if you need to restart a daemon, then use
> the scripts in /etc/init.d/.
I know, but I tried it as a last resort
>
> > Now no apt-get operation, except apt-get -v or -h, work. They do not put
> > out any error messages, they just sit there.
>
> Haven't seen this myself (I haven't updated in a while tho), but strace
> is usually the answer. It intercepts syscalls as a program makes them,
> and prints them to the screen so you can see what they're up to. Run
> 'sudo strace apt-get update' and see where apt is screwing up...
>
> -rob
Well that fixed it, or rather led to the fix. The strace stopped when reading
from sources.list, so I cat'ed it, and got rubbish. So I fired up nano to
have a look and it looked fine, but just to be sure I wrote it back out and
tried again. Suddenly it worked.
David
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