Make HostDeviceVector single gpu only (#4773)

* Make HostDeviceVector single gpu only
2019-08-25 14:51:13 -07:00
parent 41227d1933
commit 38ab79f889
54 changed files with 641 additions and 1621 deletions
--- a/tests/distributed/distributed_gpu.py
+++ b/tests/distributed/distributed_gpu.py
@@ -61,7 +61,6 @@ base_params = {

 def params_basic_1x4(rank):
    return dict(base_params, **{
-        'n_gpus': 1,
        'gpu_id': rank,
    }), 20