Re: Systemd: no error but "maintenance mode"
On Sun, 8 Jan 2017 14:28:09 +0100
Steffen Dettmer <steffen.dettmer@gmail.com> wrote:
> Hi,
>
> What happened before:
> I had issue with a Debian server SATA bus [1]. I noticed because
> apt-get upgrade hung, because initramfs updater calls "sync" which
> hang because of [1]. All operations accessing a certain (backup) disk
> blocked. Shutdown over network. It was reported server power LED still
> up, so probably shutdown hang, too. Server was powered off and disk
> pulled.
>
> Then server did not come up. Now I went to its location with monitor
> and keyboard. I saw a screen full of boot messages, each line prefixed
> with green "[OK]". On bottom, I got asked for root password. I though
> Debian does not use root passwords? I'm old fashioned so fortunately I
> set one, so I could log in.
>
> I noticed /var/log/syslog had not been updated recently. Obviously
> logging is not running / working. All file systems are correctly
> mounted read-write.
>
> What happens? Why is however dropping me only a shell when everything
> from booting worked fine?
> What is this for a bad idea to spawn a LOCAL shell on a server? Or is
> Debian nowadays desktop only? I know ubuntu-server, is there also some
> debian-server?
>
> Any hint appreciated.
>
> Steffen
>
>
>
> [1]
> task kworker/u8:0:27432 blocked for more than 120 seconds
> Workqueue: writeback bdi_writeback_workfn (flush-8:48)
> [<ffffffff81510d09>] ? io_schedule+0x99/0x120
> ...
>
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