Re: [RFC 1/3] Framework for accurate node based statistics

From: Christoph Lameter <clameter_at_engr.sgi.com>
Date: 2005-12-08 05:24:58
On Wed, 7 Dec 2005, Keith Owens wrote:

> On Tue, 6 Dec 2005 14:52:33 -0800 (PST), 
> Christoph Lameter <clameter@engr.sgi.com> wrote:
> >+DEFINE_PER_CPU(local_t [MAX_NUMNODES][NR_STAT_ITEMS], vm_stat_diff);
> 
> How big is that array going to get?  The total per cpu data area is
> limited to 64K on IA64 and we already use at least 34K.

Maximum around 1k nodes and I guess we may end up with 16 counters:

1024*16*8 = 131k ?

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Received on Thu Dec 08 05:26:02 2005

This archive was generated by hypermail 2.1.8 : 2005-12-08 05:26:10 EST