linux-kernel - RE: Regression in reading /proc/stat in the newer kernels with large SMP and NUMA configurations

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Date:	Fri, 14 Oct 2011 18:59:02 +0200
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	"Oberman, Laurence (HAS GSE)" <Laurence.Oberman@...com>
Cc:	"Seger, Mark" <mark.seger@...com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"Cabaniols, Sebastien" <Sebastien.Cabaniols@...com>
Subject: RE: Regression in reading /proc/stat in the newer kernels with
 large SMP and NUMA configurations

Le vendredi 14 octobre 2011 à 17:52 +0100, Oberman, Laurence (HAS GSE) a
écrit :
> Standard RHEL kernel build.
> What the customer would be using.
> 
> [root@...uxbeast boot]# cat config-2.6.32-131.6.1.el6.x86_64 | grep NR
> CONFIG_NR_CPUS=4096

Then something must be wrong.... what are your nr_cpu_ids /
nr_cpumask_bits values ?


dmesg | grep nr_cpu_ids



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