[systemd-devel] [PATCH] Generate a fake systemd-fsck-root.service in the initramfs

Lennart Poettering lennart at poettering.net
Wed May 6 10:13:46 PDT 2015

On Wed, 06.05.15 19:12, Lennart Poettering (lennart at poettering.net) wrote:

> On Wed, 06.05.15 15:50, Harald Hoyer (harald.hoyer at gmail.com) wrote:
> > Works for me... booted with "ro" on the kernel cmdline:
> > 
> > $ systemctl status systemd-fsck-root.service
> > ‚óŹ systemd-fsck-root.service - File System Check on Root Device
> >    Loaded: loaded (/usr/lib/systemd/system/systemd-fsck-root.service; static;
> > vendor preset: disabled)
> >    Active: inactive (dead) since Mi 2015-05-06 15:37:58 CEST; 1min 44s ago
> >      Docs: man:systemd-fsck-root.service(8)
> >  Main PID: 144 (code=exited, status=0/SUCCESS)
> >    CGroup: /system.slice/systemd-fsck-root.service
> I think tis is really confusing for the admin. he now thinks that this
> is actually the exit status of the root fsck, but it's atcually just
> /bin/true.
> I am pretty sure it's best if we say that systemd-fsck-root.service
> really always is the fsck of the root fs, regardless if booted with an
> initrd or not, even if this might mean slightly suboptimal deps within
> the initrd if you have multiple file systems to mount that early.
> This would certainly be the friendliest, most discoverable option for
> admins.

Also, I think it's a bit pointless optimizing fsck invocations in
setups like this. I mean, if you cared about fsck runtime you probably
wouldnt use ext234 anyway, which are really the only file systems used
for / or /usr that still require an fsck...


Lennart Poettering, Red Hat

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