Messages in this thread | | | Date | Thu, 3 Mar 2016 08:34:08 +0000 | From | Mel Gorman <> | Subject | Re: [PATCH RFC 1/2] mm: meminit: initialise more memory for inode/dentry hash tables in early boot |
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On Thu, Mar 03, 2016 at 03:01:40PM +0800, Li Zhang wrote: > From: Li Zhang <zhlcindy@linux.vnet.ibm.com> > > This patch is based on Mel Gorman's old patch in the mailing list, > https://lkml.org/lkml/2015/5/5/280 which is dicussed but it is > fixed with a completion to wait for all memory initialised in > page_alloc_init_late(). It is to fix the oom problem on X86 > with 24TB memory which allocates memory in late initialisation. > But for Power platform with 32TB memory, it causes a call trace > in vfs_caches_init->inode_init() and inode hash table needs more > memory. > So this patch allocates 1GB for 0.25TB/node for large system > as it is mentioned in https://lkml.org/lkml/2015/5/1/627 >
Acked-by: Mel Gorman <mgorman@techsingularity.net>
-- Mel Gorman SUSE Labs
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