Re: [RFC][PATCH] printk: increase devkmsg write() ratelimit
From: Borislav Petkov
Date: Tue Dec 18 2018 - 10:03:24 EST
On Tue, Dec 18, 2018 at 11:55:58PM +0900, Sergey Senozhatsky wrote:
> Good question. Theoretically, there can be some interesting stuff.
> Examples: https://bugzilla.redhat.com/show_bug.cgi?id=1515373#c6
> or https://github.com/systemd/systemd/issues/5433
Just like that last page says, people should use the printk.devkmsg=
option when they wanna see all messages. Normally, we do add cmdline
options to the kernel cmdline when debugging, like
debug ignore_loglevel log_buf_len=16M ...
etc and this is no different AFAICT.
Good mailing practices for 400: avoid top-posting and trim the reply.