OpenFOAM-6(16) mpirun -np 2 interFoam -parallel
The value of the MCA parameter "plm_rsh_agent" was set to a path
that could not be found:
plm_rsh_agent: ssh : rsh
Please either unset the parameter, or check that the path is correct
在linux下输入并行命令下，显示的错误，请大家告知
