Re: [OMPI devel] Multiple Memory Pools

2011-05-16 Thread Ken Lloyd
Rolf, We have identified a need in certain high performance applications to specify memory sections -> L3 -> L2 - >L1 -> specific core -> specific CPU -> specific machine. These tend toward hybridized CUDA apps where other sections of the CPU are involved in non-CUDA (non-GPU) functions. In our di

[OMPI devel] Multiple Memory Pools

2011-05-16 Thread Rolf vandeVaart
I see in the sm BTL that there is the concept of memory affinity and the potential to support multiple memory pools. I am curious if anyone is making use of that feature? I am looking in the function sm_btl_first_time_init() in the btl_sm.c file. Thanks, Rolf ---