[arch-general] How do I _really_ fix the superblock?

[Leonid Isaev]

On Sat, Jun 07, 2014 at 06:49:58PM +0200, Ralf Mardorf wrote:
> Date: Sat, 07 Jun 2014 18:49:58 +0200
> From: Ralf Mardorf <ralf.mardorf at rocketmail.com>
> To: arch-general at archlinux.org
> Subject: Re: [arch-general] How do I _really_ fix the superblock?
> X-Mailer: Evolution 3.12.2
> 
> On Sat, 2014-06-07 at 12:43 -0400, Leonid Isaev wrote:
> > Just out of curiosity, when exactly do you see the fsck warning: at
> > each reboot, or when booting after some downtime? Also, how do you
> > syncronize time: ntpd/chrony/timesyncd?
> 
> I see the warning with each startup, it doesn't matter if I reboot or if
> I boot after a long downtime. The clock is ok. I sync manually
> 
> [rocketmouse at archlinux ~]$ cat /usr/local/bin/tool
> #!/bin/bash
> 
> # /usr/local/bin/tool
> 
> case $1 in
> [snip]
>         ntp)
>             ntpdate ntp.favey.ch
>             hwclock --set --date "$(date)";;
> [snip]

Just an advice: replace this with a continuously tunning ntpd or at least with
ntpd -q.

> 
> The warning about the wrong superblock time isn't an issue, the problem
> is that with each startup the / partition is checked. I thought this is
> caused by the wrong superblock time, but IIUC it's another bug.
> 

That's actually interesting. Whether / will be fsck'ed or not depends on your
mkinitcpio hooks (fsck) and kernel cmdline. What are them? Do you have "ro" in
the cmdline?

-- 
Leonid Isaev
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