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Re: [PATCH 5/6] BC: kernel memory accounting (core) [message #5589 is a reply to message #5547]

Thu, 24 August 2006 00:36

Chandra Seetharaman is currently offline

Chandra Seetharaman
Messages: 88
Registered: August 2006

Member

On Wed, 2006-08-23 at 15:06 +0400, Kirill Korotaev wrote:

<snip>

> --- ./include/bc/beancounter.h.bckmem 2006-07-28 18:43:52.000000000 +0400
> +++ ./include/bc/beancounter.h 2006-08-03 16:03:01.000000000 +0400
> @@ -14,7 +14,9 @@
> * Resource list.
> */
>
> -#define BC_RESOURCES 0
> +#define BC_KMEMSIZE 0
> +
> +#define BC_RESOURCES 1

As suggested before, a clean interface to define these would be better
>
> struct resource_parm {
> /*
> --- ./include/bc/kmem.h.bckmem 2006-07-28 18:43:52.000000000 +0400
> +++ ./include/bc/kmem.h 2006-07-31 17:37:05.000000000 +0400
> @@ -0,0 +1,33 @@
> +/*
> + * include/bc/kmem.h
> + *
> + * Copyright (C) 2006 OpenVZ. SWsoft Inc
> + *
> + */
> +
> +#ifndef __BC_KMEM_H_
> +#define __BC_KMEM_H_
> +
> +#include <linux/config.h>
> +
> +/*
> + * BC_KMEMSIZE accounting
> + */
> +
> +struct mm_struct;
> +struct page;
> +struct beancounter;
> +
> +#ifdef CONFIG_BEANCOUNTERS
> +int bc_page_charge(struct page *page, int order, gfp_t flags);
> +void bc_page_uncharge(struct page *page, int order);
> +
> +int bc_slab_charge(kmem_cache_t *cachep, void *obj, gfp_t flags);
> +void bc_slab_uncharge(kmem_cache_t *cachep, void *obj);
> +#else
> +#define bc_page_charge(pg, o, mask) (0)
> +#define bc_page_uncharge(pg, o) do { } while (0)
> +#define bc_slab_charge(cachep, o, f) (0)
> +#define bc_slab_uncharge(cachep, o) do { } while (0)
> +#endif
> +#endif /* __BC_SLAB_H_ */
> --- ./kernel/bc/Makefile.bcsys 2006-07-28 14:08:37.000000000 +0400
> +++ ./kernel/bc/Makefile 2006-08-01 11:08:39.000000000 +0400
> @@ -7,3 +7,4 @@
> obj-$(CONFIG_BEANCOUNTERS) += beancounter.o
> obj-$(CONFIG_BEANCOUNTERS) += misc.o
> obj-$(CONFIG_BEANCOUNTERS) += sys.o
> +obj-$(CONFIG_BEANCOUNTERS) += kmem.o
> --- ./kernel/bc/beancounter.c.bckmem 2006-07-28 18:43:52.000000000 +0400
> +++ ./kernel/bc/beancounter.c 2006-08-03 16:14:17.000000000 +0400
> @@ -19,6 +19,7 @@ static void init_beancounter_struct(stru
> struct beancounter init_bc;
>
> const char *bc_rnames[] = {
> + "kmemsize", /* 0 */
> };

As suggested before, a clean interface would be a better idea.
>
> #define bc_hash_fun(x) ((((x) >> 8) ^ (x)) & (BC_HASH_SIZE - 1))
> @@ -348,6 +378,8 @@ static void init_beancounter_syslimits(s
> {
> int k;
>
> + bc->bc_parms[BC_KMEMSIZE].limit = 32 * 1024 * 1024;
> +

This could be either be a configurable value by/for the controller or
can be set by the controller through a callout.

> for (k = 0; k < BC_RESOURCES; k++)
> bc->bc_parms[k].barrier = bc->bc_parms[k].limit;
> }

<snip>

--

------------------------------------------------------------ ----------
Chandra Seetharaman | Be careful what you choose....
- sekharan@us.ibm.com | .......you may get it.
------------------------------------------------------------ ----------

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[Message index]

		[PATCH] BC: resource beancounters (v2) By: dev on Wed, 23 August 2006 10:44
		[PATCH 1/6] BC: kconfig By: dev on Wed, 23 August 2006 10:59
		Re: [PATCH 1/6] BC: kconfig By: Alexey Dobriyan on Wed, 23 August 2006 13:04
		Re: [PATCH 1/6] BC: kconfig By: Dave Hansen on Wed, 23 August 2006 22:04
		Re: [PATCH 1/6] BC: kconfig By: Matt Helsley on Wed, 23 August 2006 22:13
		Re: [PATCH 1/6] BC: kconfig By: dev on Fri, 25 August 2006 11:27
		Re: [PATCH 1/6] BC: kconfig By: dev on Fri, 25 August 2006 11:31
		Re: [PATCH 1/6] BC: kconfig By: rdunlap on Wed, 23 August 2006 22:29
		Re: [PATCH 1/6] BC: kconfig By: Matt Helsley on Wed, 23 August 2006 22:27
		Re: [PATCH 1/6] BC: kconfig By: Chandra Seetharaman on Thu, 24 August 2006 00:23
		Re: [ckrm-tech] [PATCH 1/6] BC: kconfig By: dev on Thu, 24 August 2006 11:47
		Re: [ckrm-tech] [PATCH 1/6] BC: kconfig By: Matt Helsley on Thu, 24 August 2006 22:23
		[PATCH 2/6] BC: beancounters core (API) By: dev on Wed, 23 August 2006 11:00
		Re: [PATCH 2/6] BC: beancounters core (API) By: Andi Kleen on Wed, 23 August 2006 11:37
		Re: [PATCH 2/6] BC: beancounters core (API) By: dev on Wed, 23 August 2006 13:25
		Re: [PATCH 2/6] BC: beancounters core (API) By: Andi Kleen on Wed, 23 August 2006 13:48
		Re: [PATCH 2/6] BC: beancounters core (API) By: dev on Wed, 23 August 2006 13:46
		Re: [PATCH 2/6] BC: beancounters core (API) By: Alexey Dobriyan on Wed, 23 August 2006 13:53
		Re: [PATCH 2/6] BC: beancounters core (API) By: Matt Helsley on Wed, 23 August 2006 22:05
		Re: [PATCH 2/6] BC: beancounters core (API) By: Alexey Dobriyan on Wed, 23 August 2006 13:30
		Re: [PATCH 2/6] BC: beancounters core (API) By: Andrew Morton on Wed, 23 August 2006 16:42
		Re: [PATCH 2/6] BC: beancounters core (API) By: Oleg Nesterov on Thu, 24 August 2006 11:09
		Re: [PATCH 2/6] BC: beancounters core (API) By: dev on Thu, 24 August 2006 12:03
		Re: [PATCH 2/6] BC: beancounters core (API) By: Andrew Morton on Thu, 24 August 2006 15:00
		Re: [PATCH 2/6] BC: beancounters core (API) By: dev on Fri, 25 August 2006 10:51
		Re: [PATCH 2/6] BC: beancounters core (API) By: Oleg Nesterov on Thu, 24 August 2006 17:09
		[PATCH 3/6] BC: context inheriting and changing By: dev on Wed, 23 August 2006 11:02
		[PATCH 4/6] BC: user interface (syscalls) By: dev on Wed, 23 August 2006 11:03
		Re: [PATCH 4/6] BC: user interface (syscalls) By: dev on Wed, 23 August 2006 13:40
		Re: [PATCH 4/6] BC: user interface (syscalls) By: Andrew Morton on Wed, 23 August 2006 16:50
		Re: [PATCH 4/6] BC: user interface (syscalls) By: Alan Cox on Wed, 23 August 2006 17:08
		Re: [PATCH 4/6] BC: user interface (syscalls) By: Andrew Morton on Thu, 24 August 2006 04:35
		Re: [PATCH 4/6] BC: user interface (syscalls) By: Alan Cox on Thu, 24 August 2006 10:42
		Re: [PATCH 4/6] BC: user interface (syscalls) By: Alexey Dobriyan on Thu, 24 August 2006 13:08
		Re: [PATCH 4/6] BC: user interface (syscalls) By: dev on Fri, 25 August 2006 10:54
		Re: [PATCH 4/6] BC: user interface (syscalls) By: Alexey Dobriyan on Wed, 23 August 2006 13:41
		Re: [PATCH 4/6] BC: user interface (syscalls) By: Chandra Seetharaman on Thu, 24 August 2006 00:30
		[PATCH 5/6] BC: kernel memory accounting (core) By: dev on Wed, 23 August 2006 11:04
		Re: [PATCH 5/6] BC: kernel memory accounting (core) By: Chandra Seetharaman on Thu, 24 August 2006 00:36
		Re: [PATCH 5/6] BC: kernel memory accounting (core) By: Oleg Nesterov on Thu, 24 August 2006 16:59
		Re: [PATCH 5/6] BC: kernel memory accounting (core) By: dev on Fri, 25 August 2006 10:06
		[PATCH 6/6] BC: kernel memory accounting (marks) By: dev on Wed, 23 August 2006 11:05
		Re: [PATCH 6/6] BC: kernel memory accounting (marks) By: Dave Hansen on Wed, 23 August 2006 18:30
		Re: [PATCH 6/6] BC: kernel memory accounting (marks) By: dev on Tue, 29 August 2006 09:52
		Re: [PATCH 6/6] BC: kernel memory accounting (marks) By: Dave Hansen on Tue, 29 August 2006 15:48
		Re: [PATCH 6/6] BC: kernel memory accounting (marks) By: Dave Hansen on Wed, 23 August 2006 23:03
		Re: [PATCH 6/6] BC: kernel memory accounting (marks) By: Geert Uytterhoeven on Thu, 24 August 2006 09:30
		Re: [PATCH 6/6] BC: kernel memory accounting (marks) By: Dave Hansen on Thu, 24 August 2006 15:52
		Re: [PATCH 6/6] BC: kernel memory accounting (marks) By: dev on Tue, 29 August 2006 14:34
		Re: [PATCH 6/6] BC: kernel memory accounting (marks) By: dev on Tue, 29 August 2006 15:53
		Re: [PATCH] BC: resource beancounters (v2) By: Andrew Morton on Wed, 23 August 2006 17:05
		Re: [PATCH] BC: resource beancounters (v2) By: Chandra Seetharaman on Thu, 24 August 2006 00:17
		Re: [PATCH] BC: resource beancounters (v2) By: dev on Fri, 25 August 2006 11:47
		Re: [PATCH] BC: resource beancounters (v2) By: Andrew Morton on Fri, 25 August 2006 14:30
		Re: [PATCH] BC: resource beancounters (v2) By: Andi Kleen on Fri, 25 August 2006 14:48
		Re: [PATCH] BC: resource beancounters (v2) By: dev on Mon, 28 August 2006 08:27
		Re: [PATCH] BC: resource beancounters (v2) By: Nick Piggin on Fri, 25 August 2006 15:14
		Re: BC: resource beancounters (v2) By: Andrey Savochkin on Fri, 25 August 2006 16:30
		Re: BC: resource beancounters (v2) By: Andrew Morton on Fri, 25 August 2006 17:50
		Re: BC: resource beancounters (v2) By: Chandra Seetharaman on Fri, 25 August 2006 19:00
		Re: BC: resource beancounters (v2) By: Rohit Seth on Sat, 26 August 2006 02:15
		Re: BC: resource beancounters (v2) By: Alan Cox on Sat, 26 August 2006 16:16
		Re: BC: resource beancounters (v2) By: Rohit Seth on Mon, 28 August 2006 16:48
		Re: Re: BC: resource beancounters (v2) By: kir on Mon, 28 August 2006 17:40
		Re: Re: BC: resource beancounters (v2) By: Rohit Seth on Mon, 28 August 2006 22:28
		Re: Re: BC: resource beancounters (v2) By: Alan Cox on Tue, 29 August 2006 10:15
		Re: Re: BC: resource beancounters (v2) By: Rohit Seth on Tue, 29 August 2006 17:30
		Re: Re: BC: resource beancounters (v2) By: Alan Cox on Tue, 29 August 2006 18:46
		Re: Re: BC: resource beancounters (v2) By: Rohit Seth on Tue, 29 August 2006 19:15
		Re: [PATCH] BC: resource beancounters (v2) By: dev on Tue, 29 August 2006 15:33
		Re: [PATCH] BC: resource beancounters (v2) By: Balbir Singh on Tue, 29 August 2006 17:08
		Re: [PATCH] BC: resource beancounters (v2) By: Cedric Le Goater on Wed, 23 August 2006 21:00
		Re: [PATCH] BC: resource beancounters (v2) By: Jan Engelhardt on Thu, 24 August 2006 05:52
		Re: [PATCH] BC: resource beancounters (v2) By: Alan Cox on Thu, 24 August 2006 10:38
		Re: [PATCH] BC: resource beancounters (v2) By: Alan Cox on Fri, 25 August 2006 15:36
		Re: [PATCH] BC: resource beancounters (v2) By: Nick Piggin on Sat, 26 August 2006 03:55

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