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4 Commits

Author SHA1 Message Date
Sylvain Jeaugey
4b39a4cf91 Fix GPU Direct RDMA detection. 
Whether the network supported GPU Direct RDMA or not was ignored,
causing sockets to break when cards were local enough that NCCL
tried to use it.
 2018-12-04 14:42:28 -08:00
Sylvain Jeaugey
98adf2fe11 Make network isend/irecv non blocking 2018-11-26 16:24:31 -08:00
Sylvain Jeaugey
0d3a20f96d Add support for external network. 
Dynamically load external network from libnccl-net.so.
Add init function in networks.
Move PCI scoring to net.cu, only ask transport to provide a path.
Simplify CUDA PCI path detection.
Add dummy external network
 2018-11-26 16:24:31 -08:00
Sylvain Jeaugey
f93fe9bfd9 2.3.5-5 
Add support for inter-node communication using sockets and InfiniBand/RoCE.
Improve latency.
Add support for aggregation.
Improve LL/regular tuning.
Remove tests as those are now at github.com/nvidia/nccl-tests .
 2018-09-25 14:12:01 -07:00