How is this possible?
dx:~> mpirun -v -np 2 --mca btl self,sm --host dx,sx hostname
dx
sx
dx:~> netstat -i
Kernel Interface table
Iface MTU Met RX-OK RX-ERR RX-DRP RX-OVR TX-OK TX-ERR TX-DRP TX-
OVR Flg
eth0 1500 0 998755 0 0 0 1070323 0
0 0 BMRU
eth1 1500 0 85352 0 0 0 379993 0
0 0 BMRU
ib0 65520 0 204 0 0 0 155 0
5 0 BMRU
lo 16436 0 1648874 0 0 0 1648874 0
0 0 LRU
I want to force an error with the first command above to make sure
that my btl parameters are used correctly, but it looks like ompi
runs hostname on the remote machine regardless.