PMD: net_mlx5: cannot load glue library: libibverbs.so.1: cannot open shared obj

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ovs-vsctl add-br br-ex
3 }. T( Q; x. M" QPMD: net_mlx5: cannot load glue library: libibverbs.so.1: cannot open shared object file: No such file or directory
* q( B- }' q# x8 n+ cPMD: net_mlx5: cannot initialize PMD due to missing run-time dependency on rdma-core libraries (libibverbs, libmlx5)
PMD: net_mlx4: cannot load glue library: libibverbs.so.1: cannot open shared object file: No such file or directory
PMD: net_mlx4: cannot initialize PMD due to missing run-time dependency on rdma-core libraries (libibverbs, libmlx4)
  X+ t1 X; ^( W/ z
安装下包：
yum install -y libibverbs