From: Alex Shi <alex.shi@intel.com>
To: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: anton@samba.org, benh@kernel.crashing.org, cmetcalf@tilera.com,
dhowells@redhat.com, davem@davemloft.net, fenghua.yu@intel.com,
hpa@zytor.com, ink@jurassic.park.msu.ru,
linux-alpha@vger.kernel.org, linux-ia64@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-mips@linux-mips.org,
linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org,
mattst88@gmail.com, paulus@samba.org, lethal@linux-sh.org,
ralf@linux-mips.org, rth@twiddle.net, sparclinux@vger.kernel.org,
tony.luck@intel.com, x86@kernel.org, sivanich@sgi.com,
greg.pearson@hp.com, kamezawa.hiroyu@jp.fujitsu.com,
bob.picco@oracle.com, chris.mason@oracle.com,
torvalds@linux-foundation.org, akpm@linux-foundation.org,
mingo@kernel.org, pjt@google.com, tglx@linutronix.de,
seto.hidetoshi@jp.fujitsu.com, ak@linux.intel.com,
arjan.van.de.ven@intel.com
Subject: Re: [RFC PATCH] sched/numa: do load balance between remote nodes
Date: Thu, 07 Jun 2012 08:33:28 +0800 [thread overview]
Message-ID: <4FCFF6D8.70507@intel.com> (raw)
In-Reply-To: <1338973295.2749.81.camel@twins>
On 06/06/2012 05:01 PM, Peter Zijlstra wrote:
> On Wed, 2012-06-06 at 14:52 +0800, Alex Shi wrote:
>> - if (sched_domains_numa_distance[level] > REMOTE_DISTANCE)
>> + if (sched_domains_numa_distance[level] > RECLAIM_DISTANCE)
>
> I actually considered this.. I just felt a little uneasy re-purposing
> the RECLAIM_DISTANCE for this, but I guess its all the same anyway. Both
> mean expensive-away-distance.
>
I understand you, the BIOS guys don't have a good alignment with us on
this.
> So I've taken this.
>
> thanks!
WARNING: multiple messages have this Message-ID (diff)
From: Alex Shi <alex.shi@intel.com>
To: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: anton@samba.org, benh@kernel.crashing.org, cmetcalf@tilera.com,
dhowells@redhat.com, davem@davemloft.net, fenghua.yu@intel.com,
hpa@zytor.com, ink@jurassic.park.msu.ru,
linux-alpha@vger.kernel.org, linux-ia64@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-mips@linux-mips.org,
linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org,
mattst88@gmail.com, paulus@samba.org, lethal@linux-sh.org,
ralf@linux-mips.org, rth@twiddle.net, sparclinux@vger.kernel.org,
tony.luck@intel.com, x86@kernel.org, sivanich@sgi.com,
greg.pearson@hp.com, kamezawa.hiroyu@jp.fujitsu.com,
bob.picco@oracle.com, chris.mason@oracle.com,
torvalds@linux-foundation.org, akpm@linux-foundation.org,
mingo@kernel.org, pjt@google.com, tglx@linutronix.de,
seto.hidetoshi@jp.fujitsu.com, ak@linux.intel.com,
arjan.van.de.ven@intel.com
Subject: Re: [RFC PATCH] sched/numa: do load balance between remote nodes
Date: Thu, 07 Jun 2012 00:33:28 +0000 [thread overview]
Message-ID: <4FCFF6D8.70507@intel.com> (raw)
In-Reply-To: <1338973295.2749.81.camel@twins>
On 06/06/2012 05:01 PM, Peter Zijlstra wrote:
> On Wed, 2012-06-06 at 14:52 +0800, Alex Shi wrote:
>> - if (sched_domains_numa_distance[level] > REMOTE_DISTANCE)
>> + if (sched_domains_numa_distance[level] > RECLAIM_DISTANCE)
>
> I actually considered this.. I just felt a little uneasy re-purposing
> the RECLAIM_DISTANCE for this, but I guess its all the same anyway. Both
> mean expensive-away-distance.
>
I understand you, the BIOS guys don't have a good alignment with us on
this.
> So I've taken this.
>
> thanks!
WARNING: multiple messages have this Message-ID (diff)
From: Alex Shi <alex.shi@intel.com>
To: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: linux-mips@linux-mips.org, linux-ia64@vger.kernel.org,
linux-sh@vger.kernel.org, dhowells@redhat.com, paulus@samba.org,
hpa@zytor.com, sparclinux@vger.kernel.org, mingo@kernel.org,
sivanich@sgi.com, x86@kernel.org, greg.pearson@hp.com,
chris.mason@oracle.com, arjan.van.de.ven@intel.com,
mattst88@gmail.com, pjt@google.com, fenghua.yu@intel.com,
seto.hidetoshi@jp.fujitsu.com, cmetcalf@tilera.com,
ak@linux.intel.com, ink@jurassic.park.msu.ru, anton@samba.org,
tglx@linutronix.de, kamezawa.hiroyu@jp.fujitsu.com,
rth@twiddle.net, tony.luck@intel.com,
torvalds@linux-foundation.org, linux-kernel@vger.kernel.org,
ralf@linux-mips.org, lethal@linux-sh.org,
linux-alpha@vger.kernel.org, bob.picco@oracle.com,
akpm@linux-foundation.org, linuxppc-dev@lists.ozlabs.org,
davem@davemloft.net
Subject: Re: [RFC PATCH] sched/numa: do load balance between remote nodes
Date: Thu, 07 Jun 2012 08:33:28 +0800 [thread overview]
Message-ID: <4FCFF6D8.70507@intel.com> (raw)
In-Reply-To: <1338973295.2749.81.camel@twins>
On 06/06/2012 05:01 PM, Peter Zijlstra wrote:
> On Wed, 2012-06-06 at 14:52 +0800, Alex Shi wrote:
>> - if (sched_domains_numa_distance[level] > REMOTE_DISTANCE)
>> + if (sched_domains_numa_distance[level] > RECLAIM_DISTANCE)
>
> I actually considered this.. I just felt a little uneasy re-purposing
> the RECLAIM_DISTANCE for this, but I guess its all the same anyway. Both
> mean expensive-away-distance.
>
I understand you, the BIOS guys don't have a good alignment with us on
this.
> So I've taken this.
>
> thanks!
next prev parent reply other threads:[~2012-06-07 0:33 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-06 6:52 [RFC PATCH] sched/numa: do load balance between remote nodes Alex Shi
2012-06-06 6:52 ` Alex Shi
2012-06-06 6:52 ` Alex Shi
2012-06-06 9:01 ` Peter Zijlstra
2012-06-06 9:01 ` Peter Zijlstra
2012-06-06 9:01 ` Peter Zijlstra
2012-06-07 0:33 ` Alex Shi [this message]
2012-06-07 0:33 ` Alex Shi
2012-06-07 0:33 ` Alex Shi
2012-06-06 10:53 ` Sergei Shtylyov
2012-06-06 10:53 ` Sergei Shtylyov
2012-06-06 10:53 ` Sergei Shtylyov
2012-06-06 15:53 ` [tip:sched/urgent] sched/numa: Load " tip-bot for Alex Shi
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