节点上有多个GPU时，无法正常分配GPU

[hotbaby]

I0806 08:07:11.851849       1 podmanager.go:196] list pod xxx ns algorithm in node xxx and status is Pending
I0806 08:07:11.851856       1 podmanager.go:196] list pod xxx in ns algorithm in node xxx and status is Pending
I0806 08:07:11.851862       1 podutils.go:92] No assume timestamp for podxxx in namespace algorithm, so it's not GPUSharedAssumed assumed pod.
I0806 08:07:11.851866       1 podutils.go:92] No assume timestamp for pod xxx in namespace algorithm, so it's not GPUSharedAssumed assumed pod.
W0806 08:07:11.851872       1 allocate.go:180] invalid allocation requst: request GPU memory 3 can't be satisfied.