Bug#758808: udev: time out issue after wheezy->jessie upgrade

[Detrich Bertalan]

On 03/02/2016 07:01 PM, Michael Biebl wrote:
>> 5 jobs in infinite cycle the following order:
>>
>> Starting udev Kernel Device manager...
>>
>> A start job is running for..
>>
>> .. udev Kernel Device Manager
>> .. dev-mapper-vg-name
>> .. Apply Kernel Variables
>> .. dev-disk-by-
>> .. udev Wait for Complete Device Initialization
> Is that a virtual machine?
Yes, kvm, but it happened also in physical computers.
>
>>> Can you follow the instructions at [1] and enable a debug shell on tty9.
>>> Boot with systemd.log_level=debug
>>> switch to tty9, store the output of
>>> systemctl list-jobs
>>> and
>>> journalctl -alb
>>> and attach those files to the but report.
>>>
>>>
>> The emergency shell not working, no answer after typed systemctl or
>> journalctl
> What exactly does "no answer" mean?
I typed the command, and wait for the answer, but no answer given. I can 
break it with C-c.
> Do other commands like pstree work?
no
> Can you strace the commands and attach the output.
>
>
no, because strace also not working