Non responsive state for systemd

[Steve Clark]

On 03/04/2013 07:05 PM, Lennart Poettering wrote:
> On Mon, 04.03.13 10:24, David Highley (dhighley at highley-recommended.com) wrote:
>
>> "Lennart Poettering wrote:"
>>> On Mon, 04.03.13 07:56, David Highley (dhighley at highley-recommended.com) wrote:
>>>
>>>> Twice now we have one Fedora 18 system where systemd seems to get into a
>>>> non responsive state. We are not able to get the status of any service
>>>> and we're not able to do an init 6 to restart the system.
>>>>
>>>> Did notice today that a full process list showed a message about abrt
>>>> and something to the effect "nobody cared". We also see a number of
>>>> defunct processes that seem to never clear. So far the only remedy we
>>>> have found is a hard power cycle.
>>> Can you get a stack trace of PID1? "sudo pstack 1" should already give a
>>> hint, but even better would be a a "bt full" via gdb.
>> We are offsite right now so will dig deeper later. We had checked the
>> log files and noticed that it complains about rsyncd not being able to
>> connect to a port and there was another complaint about Gnome. The
>> rsync one repeats as there are back ups that are not being serviced
>> which is is what alerted to something being wrong. We are sending and
>> receiving email from this system. It also has an internal web, mysql,
>> and other subsystems which seem to work fine. So when this state occurs
>> it sometimes takes a while to notice.
> This is a bug in libselinux:
>
> https://bugzilla.redhat.com/show_bug.cgi?id=901812
This is exact reason you don't make the most important user space program dependent on a lot of other stuff!

> Lennart
>


-- 
Stephen Clark
*NetWolves*
Director of Technology
Phone: 813-579-3200
Fax: 813-882-0209
Email: steve.clark at netwolves.com
http://www.netwolves.com
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