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hpc multi-node parallel error

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Old   October 4, 2018, 21:09
Default hpc multi-node parallel error
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XIANGYU SHI
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hi guys i have a problem when i used mpirun --hostfile ~~~
i posted some pics like this

the error always shows“” All nodes which are allocated for this job are already filled.” but it shows %CPU is 0 !! with “top” command at each node
i tried so many method about mpirun command:

mpirun --hostfile machines -np 20 interFoam -parallel
foamJob -p interFoam
~~~~~~

And the HPC cluster have 3 nodes , i also found the “”/etc/hosts“” file
like this
127.0.0.1 localhost.localdomain localhost
203.234.54.110 naoe02-PC
10.0.1.254 anode0.kunsan.ac.kr anode0 a0 node0 cw0
10.0.1.1 anode1.kunsan.ac.kr anode1 a1 node1
10.0.1.2 anode2.kunsan.ac.kr anode2 a2 node2

anyone solved this problem help me plz
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