From: Stephen Hemminger <stephen@networkplumber.org>
To: Bruce Richardson <bruce.richardson@intel.com>
Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH] eal: fix linuxapp numa node detection
Date: Wed, 22 Apr 2015 08:44:57 -0700 [thread overview]
Message-ID: <20150422084457.42e50bd2@urahara> (raw)
In-Reply-To: <1429709515-14361-1-git-send-email-bruce.richardson@intel.com>
On Wed, 22 Apr 2015 14:31:55 +0100
Bruce Richardson <bruce.richardson@intel.com> wrote:
> Using the "physical_package_id" as a fallback for determining the
> numa node of a core tends to be unreliable. Fix this by using a
> detection routine which reads the numa information from
> /sys/devices/system/node and just returns a numa node of 0 on
> failure.
>
> Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Acked-by: Stephen Hemminger <stephen@networkplumber.org>
Documentation/cputopology.txt
> 1) /sys/devices/system/cpu/cpuX/topology/physical_package_id:
>
> physical package id of cpuX. Typically corresponds to a physical
> socket number, but the actual value is architecture and platform
> dependent.
next prev parent reply other threads:[~2015-04-22 15:44 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-22 13:31 Bruce Richardson
2015-04-22 15:44 ` Stephen Hemminger [this message]
2015-06-03 16:07 ` Thomas Monjalon
2015-04-23 5:11 ` Ramia, Kannan Babu
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