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Re: [PATCH 05/10] slab: allow enable_cpu_cache to use preset values for its tunables [message #47291 is a reply to message #47276]

Thu, 26 July 2012 14:02

Glauber Costa
Messages: 916
Registered: October 2011

Senior Member

On 07/25/2012 10:33 PM, Christoph Lameter wrote:
> On Wed, 25 Jul 2012, Glauber Costa wrote:
>
>> It is certainly not through does the same method as SLAB, right ?
>> Writing to /proc/slabinfo gives me an I/O error
>> I assume it is something through sysfs, but schiming through the code
>> now, I can't find any per-cache tunables. Would you mind pointing me to
>> them?
>
> The slab attributes in /sys/kernel/slab/<slabname>/<attr> can be modified
> for some values. I think that could be the default method for the future
> since it allows easy addition of new tunables as needed.
>

Christoph, would the following PoC patch be enough?

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[Message index]

		[PATCH 00/10] memcg kmem limitation - slab. By: Glauber Costa on Wed, 25 July 2012 14:38
		[PATCH 01/10] slab/slub: struct memcg_params By: Glauber Costa on Wed, 25 July 2012 14:38
		Re: [PATCH 01/10] slab/slub: struct memcg_params By: Kirill A. Shutsemov on Wed, 25 July 2012 19:26
		Re: [PATCH 01/10] slab/slub: struct memcg_params By: Glauber Costa on Wed, 25 July 2012 19:25
		[PATCH 02/10] consider a memcg parameter in kmem_create_cache By: Glauber Costa on Wed, 25 July 2012 14:38
		Re: [PATCH 02/10] consider a memcg parameter in kmem_create_cache By: Kirill A. Shutsemov on Wed, 25 July 2012 18:10
		Re: [PATCH 02/10] consider a memcg parameter in kmem_create_cache By: Glauber Costa on Thu, 26 July 2012 09:42
		Re: [PATCH 02/10] consider a memcg parameter in kmem_create_cache By: Kirill A. Shutsemov on Thu, 26 July 2012 10:01
		Re: [PATCH 02/10] consider a memcg parameter in kmem_create_cache By: Glauber Costa on Thu, 26 July 2012 10:27
		[PATCH 03/10] memcg: infrastructure to match an allocation to the right cache By: Glauber Costa on Wed, 25 July 2012 14:38
		Re: [PATCH 03/10] memcg: infrastructure to match an allocation to the right cache By: Kirill A. Shutsemov on Wed, 25 July 2012 21:53
		[PATCH 05/10] slab: allow enable_cpu_cache to use preset values for its tunables By: Glauber Costa on Wed, 25 July 2012 14:38
		Re: [PATCH 05/10] slab: allow enable_cpu_cache to use preset values for its tunables By: Christoph Lameter on Wed, 25 July 2012 17:05
		Re: [PATCH 05/10] slab: allow enable_cpu_cache to use preset values for its tunables By: Glauber Costa on Wed, 25 July 2012 18:24
		Re: [PATCH 05/10] slab: allow enable_cpu_cache to use preset values for its tunables By: Christoph Lameter on Wed, 25 July 2012 18:33
		Re: [PATCH 05/10] slab: allow enable_cpu_cache to use preset values for its tunables By: Glauber Costa on Thu, 26 July 2012 14:02
		[PATCH 04/10] memcg: skip memcg kmem allocations in specified code regions By: Glauber Costa on Wed, 25 July 2012 14:38
		Re: [PATCH 04/10] memcg: skip memcg kmem allocations in specified code regions By: Kirill A. Shutsemov on Mon, 30 July 2012 12:49
		Re: [PATCH 04/10] memcg: skip memcg kmem allocations in specified code regions By: Glauber Costa on Mon, 30 July 2012 14:09
		[PATCH 06/10] sl[au]b: Allocate objects from memcg cache By: Glauber Costa on Wed, 25 July 2012 14:38
		Re: [PATCH 06/10] sl[au]b: Allocate objects from memcg cache By: Kirill A. Shutsemov on Mon, 30 July 2012 12:58
		Re: [PATCH 06/10] sl[au]b: Allocate objects from memcg cache By: Glauber Costa on Mon, 30 July 2012 13:11
		[PATCH 08/10] memcg/sl[au]b Track all the memcg children of a kmem_cache. By: Glauber Costa on Wed, 25 July 2012 14:38
		[PATCH 10/10] memcg/sl[au]b: shrink dead caches By: Glauber Costa on Wed, 25 July 2012 14:38
		Re: [PATCH 10/10] memcg/sl[au]b: shrink dead caches By: Christoph Lameter on Wed, 25 July 2012 17:13
		Re: [PATCH 10/10] memcg/sl[au]b: shrink dead caches By: Glauber Costa on Wed, 25 July 2012 18:16
		[PATCH 07/10] memcg: destroy memcg caches By: Glauber Costa on Wed, 25 July 2012 14:38
		[PATCH 09/10] slab: slab-specific propagation changes. By: Glauber Costa on Wed, 25 July 2012 14:38
		Re: [PATCH 09/10] slab: slab-specific propagation changes. By: Christoph Lameter on Wed, 25 July 2012 17:07
		Re: [PATCH 00/10] memcg kmem limitation - slab. By: Frederic Weisbecker on Tue, 31 July 2012 16:30
		Re: [PATCH 00/10] memcg kmem limitation - slab. By: Glauber Costa on Tue, 31 July 2012 16:39

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