rescue boot cannot check root fs

[Eyal Lebedinsky]

On 06/10/2023 23.45, Ralf Mardorf via ubuntu-users wrote:
> Hi,
> 
> if init is systemd as it is for Ubuntu, you could add the kernel
> parameter fsck.mode=force and fsck.repair=[option] to force a check of
> ext4 or all file systems. I don't know if it's limited to ext4 or does
> check all file systems or you could use
> https://manpages.ubuntu.com/manpages/xenial/man8/systemd-fsck-root.service.8.html
> . I would do neither one or the other.
> 
> I recommend to boot an Ubuntu live ISO from a DVD or an USB stick and to
> run fsck manually by command line, because this way you don't need to
> learn how to add the kernel parameter, what a force does or doesn't
> check or else you don't need to learn how to use this systemd thingy,
> instead you can simple use fsck by command line and you can use it
> really interactively, e.g. if you need to repair something, just launch
> a browser and read how to do it, assuming you need this kind of help. A
> live media is a full Ubuntu flavour install, with e.g. a browser and
> command line to run fsck, let alone that the root file system you want
> to check isn't mounted by default.

Thanks, but As I said, I know all of this. I used the /forcefsck method from a text VC.

My question was why the rescue boot offers an option that cannot possibly work.

> Regards,
> Ralf
> 

-- 
Eyal Lebedinsky (eyal at eyal.emu.id.au)