Hello, Vladmir. On Mon, Nov 09, 2015 at 10:27:47PM +0300, Vladimir Davydov wrote: > Of course, we could rework slab merging so that kmem_cache_create > returned a new dummy cache even if it was actually merged. Such a cache > would point to the real cache, which would be used for allocations. This > wouldn't limit slab merging, but this would add one more dereference to > alloc path, which is even worse. Hmmm, this could be me not really understanding but why can't we let all slabs to be merged regardless of SLAB_ACCOUNT flag for root memcg and point to per-memcg slabs (may be merged among them but most likely won't matter) for !root. We're indirecting once anyway, no? Thanks. -- tejun -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>