[rexnet] [Ascend910] [GRAPH] Distributed train failed

[787918582]

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Describe the bug/ 问题描述 (Mandatory / 必填) rexnet模型的所有规格执行分布式训练均报错

• Hardware Environment(Ascend/GPU/CPU) / 硬件环境:

  Please delete the backend not involved / 请删除不涉及的后端: /device ascend

• Software Environment / 软件环境 (Mandatory / 必填): -- MindSpore version (e.g., 1.7.0.Bxxx) :mindspore_v2.1.0 mindcv_0.2.2 -- Python version (e.g., Python 3.7.5) :3.7.5 -- OS platform and distribution (e.g., Linux Ubuntu 16.04):EulerOS2.8 -- GCC/Compiler version (if compiled from source):7.3.0

• Excute Mode / 执行模式 (Mandatory / 必填)(PyNative/Graph):

  Please delete the mode not involved / 请删除不涉及的模式: /mode graph

To Reproduce / 重现步骤 (Mandatory / 必填) Steps to reproduce the behavior:

1. mpirun --allow-run-as-root -n 8 python train.py --config configs/rexnet/rexnet_x09_ascend.yaml --distribute True --data_dir /ImageNet_Origin/

Expected behavior / 预期结果 (Mandatory / 必填) 可以正常跑通分布式训练

Screenshots/ 日志 / 截图 (Mandatory / 必填)

Additional context / 备注 (Optional / 选填) Add any other context about the problem here.