linux-kernel - Re: threads-max observe limits

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Message-ID: <87mueuu2oz.fsf@x220.int.ebiederm.org>
Date:   Mon, 23 Sep 2019 16:23:40 -0500
From:   ebiederm@...ssion.com (Eric W. Biederman)
To:     Michal Hocko <mhocko@...nel.org>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Heinrich Schuchardt <xypron.glpk@....de>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: threads-max observe limits

Michal,

Thinking about this I have a hunch about what changed.  I think at some
point we changed from 4k to 8k kernel stacks.  So I suspect if your
client is seeing a lower threads-max it is because the size of the
kernel data structures increased.

Eric