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From: Christoph Lameter <cl@linux.com>
To: Nishanth Aravamudan <nacc@linux.vnet.ibm.com>
Cc: David Rientjes <rientjes@google.com>,
	Han Pingtian <hanpt@linux.vnet.ibm.com>,
	penberg@kernel.org, linux-mm@kvack.org, paulus@samba.org,
	Anton Blanchard <anton@samba.org>,
	mpm@selenic.com, linuxppc-dev@lists.ozlabs.org,
	Joonsoo Kim <iamjoonsoo.kim@lge.com>,
	Wanpeng Li <liwanp@linux.vnet.ibm.com>
Subject: Re: [PATCH] slub: Don't throw away partial remote slabs if there is no local memory
Date: Mon, 27 Jan 2014 10:24:31 -0600 (CST)	[thread overview]
Message-ID: <alpine.DEB.2.10.1401271022510.6125@nuc> (raw)
In-Reply-To: <20140125001643.GA25344@linux.vnet.ibm.com>

On Fri, 24 Jan 2014, Nishanth Aravamudan wrote:

> What I find odd is that there are only 2 nodes on this system, node 0
> (empty) and node 1. So won't numa_mem_id() always be 1? And every page
> should be coming from node 1 (thus node_match() should always be true?)

Well yes that occurs if you specify the node or just always use the
default memory allocation policy.

In order to spread the allocatios over both node you would have to set the
tasks memory allocation policy to MPOL_INTERLEAVE.

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  parent reply	other threads:[~2014-01-27 16:24 UTC|newest]

Thread overview: 124+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-01-07  2:21 Anton Blanchard
2014-01-07  4:19 ` Wanpeng Li
2014-01-07  4:19 ` Wanpeng Li
2014-01-07  4:19 ` Wanpeng Li
2014-01-07  6:49 ` Andi Kleen
2014-01-08 14:03   ` Anton Blanchard
2014-01-07  7:41 ` Joonsoo Kim
2014-01-07  8:48   ` Wanpeng Li
2014-01-07  8:48   ` Wanpeng Li
2014-01-07  8:48   ` Wanpeng Li
2014-01-07  9:10     ` Joonsoo Kim
2014-01-07  9:21       ` Wanpeng Li
2014-01-07  9:31         ` Joonsoo Kim
2014-01-07  9:49           ` Wanpeng Li
2014-01-07  9:49           ` Wanpeng Li
2014-01-07  9:49           ` Wanpeng Li
2014-01-07  9:21       ` Wanpeng Li
2014-01-07  9:21       ` Wanpeng Li
2014-01-07  9:52   ` Wanpeng Li
2014-01-07  9:52   ` Wanpeng Li
2014-01-09  0:20     ` Joonsoo Kim
2014-01-07  9:52   ` Wanpeng Li
2014-01-20  9:10   ` Wanpeng Li
2014-01-20  9:10   ` Wanpeng Li
2014-01-20  9:10   ` Wanpeng Li
     [not found]   ` <52dce7fe.e5e6420a.5ff6.ffff84a0SMTPIN_ADDED_BROKEN@mx.google.com>
2014-01-20 22:13     ` Christoph Lameter
2014-01-21  2:20       ` Wanpeng Li
2014-01-21  2:20       ` Wanpeng Li
2014-01-21  2:20       ` Wanpeng Li
2014-01-24  3:09       ` Wanpeng Li
2014-01-24  3:09       ` Wanpeng Li
2014-01-24  3:09       ` Wanpeng Li
2014-01-24  3:14         ` Wanpeng Li
2014-01-24  3:14         ` Wanpeng Li
2014-01-24  3:14         ` Wanpeng Li
     [not found]         ` <52e1da8f.86f7440a.120f.25f3SMTPIN_ADDED_BROKEN@mx.google.com>
2014-01-24 15:50           ` Christoph Lameter
2014-01-24 21:03             ` David Rientjes
2014-01-24 22:19               ` Nishanth Aravamudan
2014-01-24 23:29               ` Nishanth Aravamudan
2014-01-24 23:49                 ` David Rientjes
2014-01-25  0:16                   ` Nishanth Aravamudan
2014-01-25  0:25                     ` David Rientjes
2014-01-25  1:10                       ` Nishanth Aravamudan
2014-01-27  5:58                         ` Joonsoo Kim
2014-01-28 18:29                           ` Nishanth Aravamudan
2014-01-29 15:54                             ` Christoph Lameter
2014-01-29 22:36                             ` Nishanth Aravamudan
2014-01-30 16:26                               ` Christoph Lameter
2014-02-03 23:00                             ` Nishanth Aravamudan
2014-02-04  3:38                               ` Christoph Lameter
2014-02-04  7:26                                 ` Nishanth Aravamudan
2014-02-04 20:39                                   ` Christoph Lameter
2014-02-05  0:13                                     ` Nishanth Aravamudan
2014-02-05 19:28                                       ` Christoph Lameter
2014-02-06  2:08                                         ` Nishanth Aravamudan
2014-02-06 17:25                                           ` Christoph Lameter
2014-01-27 16:18                         ` Christoph Lameter
2014-02-06  2:07                       ` Nishanth Aravamudan
2014-02-06  8:04                         ` Joonsoo Kim
     [not found]                           ` <20140206185955.GA7845@linux.vnet.ibm.com>
2014-02-06 19:28                             ` Nishanth Aravamudan
2014-02-07  8:03                               ` Joonsoo Kim
2014-02-06  8:07                         ` [RFC PATCH 1/3] slub: search partial list on numa_mem_id(), instead of numa_node_id() Joonsoo Kim
2014-02-06  8:07                           ` [RFC PATCH 2/3] topology: support node_numa_mem() for determining the fallback node Joonsoo Kim
2014-02-06  8:52                             ` David Rientjes
2014-02-06 10:29                               ` Joonsoo Kim
2014-02-06 19:11                                 ` Nishanth Aravamudan
2014-02-07  5:42                                   ` Joonsoo Kim
2014-02-06 20:52                                 ` David Rientjes
2014-02-07  5:48                                   ` Joonsoo Kim
2014-02-07 17:53                                     ` Christoph Lameter
2014-02-07 18:51                                       ` Christoph Lameter
2014-02-07 21:38                                         ` Nishanth Aravamudan
2014-02-10  1:15                                           ` Joonsoo Kim
2014-02-10  1:29                                         ` Joonsoo Kim
2014-02-11 18:45                                           ` Christoph Lameter
2014-02-10 19:13                                         ` Nishanth Aravamudan
2014-02-11  7:42                                           ` Joonsoo Kim
2014-02-12 22:16                                             ` Christoph Lameter
2014-02-13  3:53                                               ` Nishanth Aravamudan
2014-02-17  6:52                                               ` Joonsoo Kim
2014-02-18 16:38                                                 ` Christoph Lameter
2014-02-19 22:04                                                   ` David Rientjes
2014-02-20 16:02                                                     ` Christoph Lameter
2014-02-24  5:08                                                   ` Joonsoo Kim
2014-02-24 19:54                                                     ` Christoph Lameter
2014-03-13 16:51                                                       ` Nishanth Aravamudan
2014-02-18 17:22                                               ` Nishanth Aravamudan
2014-02-13  6:51                                             ` Nishanth Aravamudan
2014-02-17  7:00                                               ` Joonsoo Kim
2014-02-18 16:57                                                 ` Christoph Lameter
2014-02-18 17:28                                                   ` Nishanth Aravamudan
2014-02-18 19:58                                                     ` Christoph Lameter
2014-02-18 21:09                                                       ` Nishanth Aravamudan
2014-02-18 21:49                                                         ` Christoph Lameter
2014-02-18 22:22                                                           ` Nishanth Aravamudan
2014-02-19 16:11                                                             ` Christoph Lameter
2014-02-19 22:03                                                       ` David Rientjes
2014-02-08  9:57                                     ` David Rientjes
2014-02-10  1:09                                       ` Joonsoo Kim
2014-07-22  1:03                                         ` Nishanth Aravamudan
2014-07-22  1:16                                           ` David Rientjes
2014-07-22 21:43                                             ` Nishanth Aravamudan
2014-07-22 21:49                                               ` Tejun Heo
2014-07-22 23:47                                               ` Nishanth Aravamudan
2014-07-23  0:43                                               ` David Rientjes
2014-02-06  8:07                           ` [RFC PATCH 3/3] slub: fallback to get_numa_mem() node if we want to allocate on memoryless node Joonsoo Kim
2014-02-06 17:30                             ` Christoph Lameter
2014-02-07  5:41                               ` Joonsoo Kim
2014-02-07 17:49                                 ` Christoph Lameter
2014-02-10  1:22                                   ` Joonsoo Kim
2014-02-06  8:37                           ` [RFC PATCH 1/3] slub: search partial list on numa_mem_id(), instead of numa_node_id() David Rientjes
2014-02-06 17:31                             ` Christoph Lameter
2014-02-06 17:26                           ` Christoph Lameter
2014-05-16 23:37                           ` Nishanth Aravamudan
2014-05-19  2:41                             ` Joonsoo Kim
2014-06-05  0:13                           ` [RESEND PATCH] " David Rientjes
2014-01-27 16:24                     ` Christoph Lameter [this message]
2014-01-27 16:16                   ` [PATCH] slub: Don't throw away partial remote slabs if there is no local memory Christoph Lameter
2014-01-07  9:42 ` David Laight
2014-01-08 14:14   ` Anton Blanchard
2014-01-07 10:28 ` Wanpeng Li
2014-01-07 10:28 ` Wanpeng Li
2014-01-07 10:28 ` Wanpeng Li
     [not found] ` <20140107041939.GA20916@hacker.(null)>
2014-01-08 14:17   ` Anton Blanchard

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