[RFC] slub: Per object NUMA support

I am not sure if such a feature is needed/wanted/desired. It would make the object allocation method similar to SLAB instead of relying on page based policy application (which IMHO was the intend of the memory policy system before Paul Jackson got ...

Message posted on the April 15th, 2011 - 4:00 PM ET

[rfc PATCH]slub: per cpu partial statistics change

This patch split the cpu_partial_free into 2 parts: cpu_partial_node, PCP refilling times from node partial; and same name cpu_partial_free, PCP refilling times in slab_free slow path. A new statistic 'release_cpu_partial' is added to get PCP ...

Message posted on the February 3rd, 2012 - 3:20 AM ET

[RFC/PATCH] SLUB: Optimize slab_free() debug check

This patch optimizes slab_free() debug check to use "c->node != NUMA_NO_NODE" instead of "c->node >= 0" because the former generates smaller code on x86-64: Before: 4736: 48 39 70 08 cmp ...

Message posted on the October 2nd, 2010 - 4:50 AM ET

[RFC/PATCH 1/2] slub: Break out alloc_kmem_cache_cpus() from kmem_cache_open()

In preparation for sharing per-CPU structures between merged caches, break out alloc_kmem_cache_cpus() from kmem_cache_open() function. Cc: Christoph Lameter <cl@linux.com> Cc: David Rientjes <rientjes@google.com> Cc: Linus Torvalds ...

Message posted on the April 25th, 2011 - 1:50 PM ET

[slub p3 0/7] SLUB: [RFC] Per cpu partial lists V3

V2->V3 : Work on the todo list. Still some work to be done to reduce code impact and make this all cleaner. (Pekka: patch 1-3 are cleanup patches of general usefulness. You got #1 already 2+3 could be picked up w/o any issue). The following ...

Message posted on the August 1st, 2011 - 12:30 PM ET

[slub p2 0/4] SLUB: [RFC] Per cpu partial lists V2

The following patchset applied on top of the lockless patchset V7. It introduces per cpu partial lists which allow a performance increase of around ~15 during contention for the nodelock (can be tested using hackbench). These lists help to avoid ...

Message posted on the June 20th, 2011 - 11:40 AM ET

rfc slub per