Eager boxing n to 1

[clackhan]

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CI failed, removing label automerge

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Speed stats:

GPU Name: GeForce GTX 1080 

OneFlow resnet50 time: 127.4ms (= 6371.5ms / 50, input_shape=[16, 3, 224, 224], backward is enabled)
OneFlow GPU used (rank 0): 0 MiB
PyTorch resnet50 time: 141.4ms (= 7070.5ms / 50, input_shape=[16, 3, 224, 224], backward is enabled)
PyTorch GPU used (rank 0, estimated): 0 MiB
Relative speed: 1.11 (= 141.4ms / 127.4ms)

OneFlow resnet50 time: 74.1ms (= 3703.4ms / 50, input_shape=[8, 3, 224, 224], backward is enabled)
OneFlow GPU used (rank 0): 0 MiB
PyTorch resnet50 time: 84.6ms (= 4229.0ms / 50, input_shape=[8, 3, 224, 224], backward is enabled)
PyTorch GPU used (rank 0, estimated): 0 MiB
Relative speed: 1.14 (= 84.6ms / 74.1ms)

OneFlow resnet50 time: 47.5ms (= 2374.3ms / 50, input_shape=[4, 3, 224, 224], backward is enabled)
OneFlow GPU used (rank 0): 0 MiB
PyTorch resnet50 time: 60.2ms (= 3008.8ms / 50, input_shape=[4, 3, 224, 224], backward is enabled)
PyTorch GPU used (rank 0, estimated): 0 MiB
Relative speed: 1.27 (= 60.2ms / 47.5ms)

OneFlow resnet50 time: 38.8ms (= 1941.5ms / 50, input_shape=[2, 3, 224, 224], backward is enabled)
OneFlow GPU used (rank 0): 0 MiB
PyTorch resnet50 time: 47.5ms (= 2374.6ms / 50, input_shape=[2, 3, 224, 224], backward is enabled)
PyTorch GPU used (rank 0, estimated): 0 MiB
Relative speed: 1.22 (= 47.5ms / 38.8ms)

OneFlow resnet50 time: 43.6ms (= 2178.7ms / 50, input_shape=[1, 3, 224, 224], backward is enabled)
OneFlow GPU used (rank 0): 0 MiB
PyTorch resnet50 time: 43.8ms (= 2190.1ms / 50, input_shape=[1, 3, 224, 224], backward is enabled)
PyTorch GPU used (rank 0, estimated): 0 MiB
Relative speed: 1.01 (= 43.8ms / 43.6ms)

OneFlow resnet50 time: 145.2ms (= 7262.2ms / 50, input_shape=[16, 3, 224, 224], backward is enabled)
OneFlow GPU used (rank 0): 0 MiB
PyTorch resnet50 time: 154.8ms (= 7741.4ms / 50, input_shape=[16, 3, 224, 224], backward is enabled)
PyTorch GPU used (rank 0, estimated): 0 MiB
Relative speed: 1.07 (= 154.8ms / 145.2ms)

OneFlow resnet50 time: 93.4ms (= 4668.8ms / 50, input_shape=[8, 3, 224, 224], backward is enabled)
OneFlow GPU used (rank 0): 0 MiB
PyTorch resnet50 time: 96.4ms (= 4818.1ms / 50, input_shape=[8, 3, 224, 224], backward is enabled)
PyTorch GPU used (rank 0, estimated): 0 MiB
Relative speed: 1.03 (= 96.4ms / 93.4ms)

OneFlow resnet50 time: 66.4ms (= 3318.3ms / 50, input_shape=[4, 3, 224, 224], backward is enabled)
OneFlow GPU used (rank 0): 0 MiB
PyTorch resnet50 time: 70.9ms (= 3546.3ms / 50, input_shape=[4, 3, 224, 224], backward is enabled)
PyTorch GPU used (rank 0, estimated): 0 MiB
Relative speed: 1.07 (= 70.9ms / 66.4ms)

OneFlow resnet50 time: 63.3ms (= 3163.2ms / 50, input_shape=[2, 3, 224, 224], backward is enabled)
OneFlow GPU used (rank 0): 0 MiB
PyTorch resnet50 time: 58.6ms (= 2929.4ms / 50, input_shape=[2, 3, 224, 224], backward is enabled)
PyTorch GPU used (rank 0, estimated): 0 MiB
Relative speed: 0.93 (= 58.6ms / 63.3ms)

OneFlow resnet50 time: 60.8ms (= 3041.9ms / 50, input_shape=[1, 3, 224, 224], backward is enabled)
OneFlow GPU used (rank 0): 0 MiB
PyTorch resnet50 time: 56.8ms (= 2838.2ms / 50, input_shape=[1, 3, 224, 224], backward is enabled)
PyTorch GPU used (rank 0, estimated): 0 MiB
Relative speed: 0.93 (= 56.8ms / 60.8ms)