Messages in this thread Patch in this message | | | Date | Mon, 25 Aug 2008 10:32:10 +0300 (EEST) | From | Pekka J Enberg <> | Subject | [GIT PULL] SLUB fixes for 2.6.27-rc4 |
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Hi Linus,
Please pull the latest SLAB git tree from:
git://git.kernel.org/pub/scm/linux/kernel/git/penberg/slab-2.6.git for-linus
Changes:
- Fix for excessive memory use by SLUB on NUMA when running hackbench (Christoph Lameter)
Pekka
Christoph Lameter (1): slub: Disable NUMA remote node defragmentation by default
mm/slub.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/mm/slub.c b/mm/slub.c index 4f5b961..fb486d5 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -2312,7 +2312,7 @@ static int kmem_cache_open(struct kmem_cache *s, gfp_t gfpflags, s->refcount = 1; #ifdef CONFIG_NUMA - s->remote_node_defrag_ratio = 100; + s->remote_node_defrag_ratio = 1000; #endif if (!init_kmem_cache_nodes(s, gfpflags & ~SLUB_DMA)) goto error; @@ -4058,7 +4058,7 @@ static ssize_t remote_node_defrag_ratio_store(struct kmem_cache *s, if (err) return err; - if (ratio < 100) + if (ratio <= 100) s->remote_node_defrag_ratio = ratio * 10; return length;
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