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setup_musa/check/README.md
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+# ib_stream_test.sh
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+这个脚本主要是用来测试双机IB设备之间的打流,脚本实现的原理很简单:
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+1. A机器固定一个接收端,B机器遍历所有IB设备进行打流,
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+2. A机器进入下一个IB设备进行接收,重复上面的动作直到所有IB设备组合都测试完毕
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+
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+### 补充手动打流方法:
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+1. 首先查看ib设备与网卡名对应,以及状态
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+```shell
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+ibdev2netdev
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+```
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+2. 以ib_write_bw命令为例测试打流,所有的网卡全部需要测测试,这里仅以其中一个为例
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+# server端,业务IP 10.2.38.10,例如测试mlx5_9
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+ib_write_bw -d mlx5_9
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+# clinet端,业务IP 10.2.38.11
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+ib_write_bw -d mlx5_9 --report_gbits 10.2.38.10
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