Re: using ddrescue on the root partition - boot with / as read-only

From	Stefan Monnier <monnier@iro.umontreal.ca>
Newsgroups	linux.debian.user
Subject	Re: using ddrescue on the root partition - boot with / as read-only
Date	2023-09-14 18:10 +0200
Message-ID	<HdX4K-8XSv-17@gated-at.bofh.it> (permalink)
References	<HdwQV-8I0j-1@gated-at.bofh.it> <Hdx0C-8I3x-3@gated-at.bofh.it> <Hdyzn-8IPa-3@gated-at.bofh.it> <HdKTT-8Qwq-1@gated-at.bofh.it> <HdQPD-8U1a-1@gated-at.bofh.it>
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>> Indeed booting with `init=/bin/bash` can be a handy option I've used in
>> the past: you get into the normal root (so you don't have to figure out
>> how to find and mount root from the initramfs), mounted read-only.

[ One other advantage over `break=premount` and friends is that I find
  it much easier to remember for some reason.  I still need to resort
  to things like `break=premount` every once in a while, e.g. when
  I need to rename the root LVM volume group.  ]

> I've used init=/bin/sh, but bash (or zsh) would have been more
> practical (as dash doesn't have completions).

You can always launch `bash` from `/bin/sh` :-)

>     Then I resumed ddrescue. Still onging...

Good luck!


        Stefan

Thread

using ddrescue on the root partition - boot with / as read-only Vincent Lefevre <vincent@vinc17.net> - 2023-09-13 14:10 +0200
  Re: using ddrescue on the root partition - boot with / as read-only <tomas@tuxteam.de> - 2023-09-13 14:20 +0200
    Re: using ddrescue on the root partition - boot with / as read-only tomas@tuxteam.de - 2023-09-13 14:30 +0200
    Re: using ddrescue on the root partition - boot with / as read-only Vincent Lefevre <vincent@vinc17.net> - 2023-09-13 16:00 +0200
      Re: using ddrescue on the root partition - boot with / as read-only Stefan Monnier <monnier@iro.umontreal.ca> - 2023-09-14 05:10 +0200
        Re: using ddrescue on the root partition - boot with / as read-only Vincent Lefevre <vincent@vinc17.net> - 2023-09-14 11:30 +0200
          Re: using ddrescue on the root partition - boot with / as read-only Stefan Monnier <monnier@iro.umontreal.ca> - 2023-09-14 18:10 +0200
  Re: using ddrescue on the root partition - boot with / as read-only David Christensen <dpchrist@holgerdanske.com> - 2023-09-14 06:00 +0200
    Re: using ddrescue on the root partition - boot with / as read-only Vincent Lefevre <vincent@vinc17.net> - 2023-09-14 12:20 +0200
      Re: using ddrescue on the root partition - boot with / as read-only Michael Kjörling <2695bd53d63c@ewoof.net> - 2023-09-14 14:50 +0200
        Re: using ddrescue on the root partition - boot with / as read-only Max Nikulin <manikulin@gmail.com> - 2023-09-14 16:50 +0200
          Re: using ddrescue on the root partition - boot with / as read-only Vincent Lefevre <vincent@vinc17.net> - 2023-09-14 17:40 +0200
      Re: using ddrescue on the root partition - boot with / as read-only David Christensen <dpchrist@holgerdanske.com> - 2023-09-15 07:30 +0200
        Re: using ddrescue on the root partition - boot with / as read-only Vincent Lefevre <vincent@vinc17.net> - 2023-09-15 14:50 +0200
          Re: using ddrescue on the root partition - boot with / as read-only David Christensen <dpchrist@holgerdanske.com> - 2023-09-15 23:00 +0200

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