Re: [PATCH 3/5] futex: Larger hash table

2013-11-22 Thread Darren Hart
On Fri, 2013-11-22 at 16:56 -0800, Davidlohr Bueso wrote: > Currently, the futex global hash table suffers from it's fixed, smallish > (for today's standards) size of 256 entries, as well as its lack of NUMA > awareness. Large systems, using many futexes, can be prone to high amounts > of

Re: [PATCH 3/5] futex: Larger hash table

2013-11-22 Thread Darren Hart
On Fri, 2013-11-22 at 16:56 -0800, Davidlohr Bueso wrote: Currently, the futex global hash table suffers from it's fixed, smallish (for today's standards) size of 256 entries, as well as its lack of NUMA awareness. Large systems, using many futexes, can be prone to high amounts of collisions;