Re: EXT: looking for help to resolve shutdown problem

["Ray, Ian (GE Healthcare)" <ian.ray@xxxxxx>]

> On 4 Apr 2019, at 10.16, Harald Dunkel <harald.dunkel@xxxxxxxxx> wrote:
> 
> Hi folks,
> 
> I am looking for help how to track down a delay of 90 secs at
> shutdown time. I suspect that there is a problem with umounting
> the /home directory tree (mounted via NFS).
> 
> Apparently it comes up after journal has been stopped, so I
> tried the procedure described on
> 
> 	https://freedesktop.org/wiki/Software/systemd/Debugging/
> 
> The promised /shutdown-log.txt file was not created (or I was too
> blind to see).
> 
> 
> Every helpful hint is highly appreciated.

Use a serial console + kernel command line "printk.devkmsg=on".

At shutdown you will then be able to see logs as systemd-shutdown
progresses.

(An alternative is to run `dmesg -n 8` before shutting down -- but
note that the kernel may rate-limit the output.)

Good luck!

Ian


> 
> Harri
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