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Re: problem on shut-down
From: |
Justus Winter |
Subject: |
Re: problem on shut-down |
Date: |
Fri, 04 Apr 2014 16:35:07 +0200 |
User-agent: |
alot/0.3.4 |
Quoting Riccardo Mottola (2014-04-04 15:29:06)
> >> >"sendisgs stop"
> > sendsigs uses killall5 which has been proven to be problematic. In
> > short it does something like 'pkill -SIGSTOP . ; pkill -SIGXXX .'.
> > This is problematic for a multiserver OS like Hurd, because stopping
> > vital system servers will most likely also prevent killall5 from
> > completing its job (e.g. killall5 used to stop procfs and then it
> > tried to iterate over /proc, resulting in a deadlock).
> Do we have a precedence problem here?
What do you mean by this?
> >> >I shut down from console and had a remote connection open. At this point
> >> >even issuing a "sync" will hang and I need to cut the machine's power
> > Please be more specific when reporting this, as ideally I should be
> > able to reproduce your problem.
> >
> > I*guess* that you meant to say: If you do not log in using telnet,
> > your system shuts down fine, but if you do and then shut your system
> > down, it hangs. Is that correct?
> Actully, I wasn't implying that the hang is dependent on the open telnet
> connection. I just said I launched shutdown and watched the progress on
> the open telnet connection because it is easier and I can check it,
> copy&paste stuff, etc.
> With a single console (I don't get multiple consoles) it is a bit awkward.
Ok, thanks for clarifying this.
> I don't know yet a minimum set of action that reproduces the hang.
>
> I know that if I power on, login, shut down all on the local console,
> the cycle ends with success.
>
> If on the other and I run apt-get, do some compiling and use the box, it
> hangs on shutdown. It hangs even if there is no open telnet connection!
>
> Sometimes bugs can't be easily reproduced, sadly. One needs to gather
> information in the best possible way then...
Yes, thanks for reporting. Keep at it, we'll get it eventually :)
Justus
- problem on shut-down, Riccardo Mottola, 2014/04/01
- Re: problem on shut-down, Justus Winter, 2014/04/01
- Re: problem on shut-down, Riccardo Mottola, 2014/04/02
- Re: problem on shut-down, Justus Winter, 2014/04/02
- Re: problem on shut-down, Riccardo Mottola, 2014/04/02
- Re: problem on shut-down, Riccardo Mottola, 2014/04/03
- Re: problem on shut-down, Justus Winter, 2014/04/04
- Re: problem on shut-down, Riccardo Mottola, 2014/04/04
- Re: problem on shut-down,
Justus Winter <=
- Re: problem on shut-down, Riccardo Mottola, 2014/04/09
- Re: problem on shut-down, Riccardo Mottola, 2014/04/10
- Re: problem on shut-down, Justus Winter, 2014/04/10
- Re: problem on shut-down, Riccardo Mottola, 2014/04/11