linux-kernel - Re: Bogus "APIC: NR_CPUS/possible_cpus limit of 4 reached" messages

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20161006124800.5a824dfc@lxorguk.ukuu.org.uk>
Date:   Thu, 6 Oct 2016 12:48:00 +0100
From:   One Thousand Gnomes <gnomes@...rguk.ukuu.org.uk>
To:     Markus Trippelsdorf <markus@...ppelsdorf.de>
Cc:     Gu Zheng <guz.fnst@...fujitsu.com>, linux-acpi@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: Bogus "APIC: NR_CPUS/possible_cpus limit of 4 reached" messages

On Thu, 6 Oct 2016 13:27:37 +0200
Markus Trippelsdorf <markus@...ppelsdorf.de> wrote:

> On current trunk I get during boot:
> 
> [    0.000000] APIC: NR_CPUS/possible_cpus limit of 4 reached.  Processor 4/0x84 ignored.
> [    0.000000] APIC: NR_CPUS/possible_cpus limit of 4 reached.  Processor 5/0x85 ignored.
> 
> I don't think these messages make much sense on a 4-core machine.
> 

Four cores with or without hyperthreading ?

Alan