linux-kernel - Re: why does "mem auto-init: clearing system memory may take some time..." takes about 14 sec under 5.4.17 but only few msec under 5.5.1?

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Message-ID: <5f7c4aac-2b6c-3dc3-cf4d-ee6c19d0d959@gmx.de>
Date:   Mon, 30 Mar 2020 11:12:26 +0200
From:   Toralf Förster <toralf.foerster@....de>
To:     Randy Dunlap <rdunlap@...radead.org>,
        Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: why does "mem auto-init: clearing system memory may take some
 time..." takes about 14 sec under 5.4.17 but only few msec under 5.5.1?

On 3/30/20 4:55 AM, Randy Dunlap wrote:
> Hi > Toralf,
>
> Curious/odd.
>
> Do you have the kernel .config files for 5.4.17 and 5.5.1?
> Looks like it would have to be a config difference AFAICT.

Sry,

attached the wrong configs at my previous mail. Here are 2 configs from the affected server attached.


--
Toralf

View attachment "config-5.4.17" of type "text/plain" (79116 bytes)

View attachment "config-5.5.8" of type "text/plain" (81924 bytes)