Re: [EXTERNAL] Re: [PATCH] EDAC: update edac printk wrappers to use printk_ratelimited.
From: Tyler Hicks
Date: Wed May 05 2021 - 18:16:15 EST
On 2021-05-06 00:02:44, Borislav Petkov wrote:
> On Wed, May 05, 2021 at 04:48:46PM -0500, Tyler Hicks wrote:
> > The thought was that the full stream of log messages isn't necessary to
> > notice that there's a problem when they are being emitted at such a high
> > rate (500 per second). They're just filling up disk space and/or wasting
> > networking bandwidth at that point.
> I already asked about this but lemme point it out again: have you guys
> looked at drivers/ras/cec.c ?
We'll have a closer look. Thanks for the pointer!
> With that there won't be *any* error reports in dmesg and it will even
> poison and offline pages which generate excessive errors so that ...
> > Of course, the best course of action here is to service the machine
> > but there's still a period of time between the CE errors popping up
> > and the machine being serviced.
> ... you'll have ample time to service the machine.