On Fri, 14 Nov 2008 11:52:41 +0800 Li Zefan <[EMAIL PROTECTED]> wrote:
> CC: KAMEZAWA Hiroyuki <[EMAIL PROTECTED]> > CC: Balbir Singh <[EMAIL PROTECTED]> > > Andrew Morton wrote: > > (cc [EMAIL PROTECTED]) > > > > On Thu, 13 Nov 2008 17:42:01 +0100 Jan Blunck <[EMAIL PROTECTED]> wrote: > > > >> When increasing NR_CPUS to 4096 the size of struct mem_cgroup is growing to > >> 507904 bytes per instance on x86_64. This patch changes the allocation of > >> struct mem_cgroup_stat_cpu to be based on the number of configured CPUs > >> during > >> boot time. The init_mem_cgroup still is that huge since it stays statically > >> allocated and therefore uses the compile-time maximum. > >> > > I think you can just remove init_mem_cgroup, because memcg doesn't require > early initialization (when kmalloc is not avaiable), and I found > init_mem_cgroup > is not treated specially after greping 'init_mem_cgroup' in the code. > yes. but if you want to make changes minimum, just leave init_mem_cgroup.cpustat=NULL and initialize it later. maybe not so difficult. Thanks, -Kame _______________________________________________ Containers mailing list [EMAIL PROTECTED] https://lists.linux-foundation.org/mailman/listinfo/containers _______________________________________________ Devel mailing list Devel@openvz.org https://openvz.org/mailman/listinfo/devel
