Re: [dm-devel] Serial console is causing system lock-up

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To: Mikulas Patocka <mpatocka@xxxxxxxxxx>
Subject: Re: [dm-devel] Serial console is causing system lock-up
From: Sergey Senozhatsky <sergey.senozhatsky.work@xxxxxxxxx>
Date: Fri, 8 Mar 2019 10:39:52 +0900
Cc: John Stoffel <john@xxxxxxxxxxx>, John Ogness <john.ogness@xxxxxxxxxxxxx>, Steven Rostedt <rostedt@xxxxxxxxxxx>, Petr Mladek <pmladek@xxxxxxxx>, Nigel Croxon <ncroxon@xxxxxxxxxx>, "Theodore Y. Ts'o" <tytso@xxxxxxx>, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>, Sergey Senozhatsky <sergey.senozhatsky@xxxxxxxxx>, dm-devel@xxxxxxxxxx, linux-serial@xxxxxxxxxxxxxxx, Sergey Senozhatsky <sergey.senozhatsky.work@xxxxxxxxx>
In-reply-to: <20190308012242.GA4063@jagdpanzerIV>
References: <alpine.LRH.2.02.1903060917280.5335@file01.intranet.prod.int.rdu2.redhat.com> <20190306152218.eocv4zulf7tv2mkc@pathway.suse.cz> <alpine.LRH.2.02.1903061031420.16905@file01.intranet.prod.int.rdu2.redhat.com> <20190306163003.GA31858@mit.edu> <alpine.LRH.2.02.1903061157530.3129@file01.intranet.prod.int.rdu2.redhat.com> <20190306171943.12345598@oasis.local.home> <87ftrzbp3y.fsf@linutronix.de> <23681.9703.524330.948156@quad.stoffel.home> <alpine.LRH.2.02.1903070918110.6122@file01.intranet.prod.int.rdu2.redhat.com> <20190308012242.GA4063@jagdpanzerIV>
User-agent: Mutt/1.11.3 (2019-02-01)

On (03/08/19 10:22), Sergey Senozhatsky wrote:
> > Perhaps a proper solution would be to drop excessive messages to serial 
> > console unless Oops or BUG has happened?
> 
> Technically, we can have a per-console loglevel configuration. We have
> several use cases for this already.

JFI,

lore.kernel.org/r/cover.1551486732.git.calvinowens@xxxxxx

	-ss

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References:
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  - From: Mikulas Patocka
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- Re: [dm-devel] Serial console is causing system lock-up
  - From: Mikulas Patocka
- Re: [dm-devel] Serial console is causing system lock-up
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