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Re: Possible to redirect real init's message to netconsole?



On Wed, 2016-02-03 at 01:50 +0900, Roger Shimizu wrote:
> Dear initramfs-tools maintainer,
> 
> By command "exec >/dev/kmsg 2>&1" in init, which was introduced by
> commit 3acddc [0], kernel messages can all redirected to netconsole
> with no problem.
> 
> I want some bit more, that to redirect service start/stop messages
> from sysvinit/systemd to netconsole as well.
> 
> I already tried to replace ">${rootmnt}/dev/console" with
> ">${rootmnt}/dev/kmsg" in the final block of "init" script, but with
> no luck.
> I'm now wondering whether it's possible under initramfs-tools.
> Maybe the right way is to hack systemd/sysvinit?
> 
> [0]: https://anonscm.debian.org/cgit/kernel/initramfs-tools.git/commit/?id=3acddcce9763192ffd169b32a511542adf1282f2

run-init resets the standard error streams.  You could try adding
"-c /dev/kmsg" to the run-init command line.

Ben.

-- 
Ben Hutchings
Life is what happens to you while you're busy making other plans.
                                                               - John Lennon

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