Re: [OMPI users] network timeout

2012-12-13 Thread marco atzeri
On 11/24/2012 4:02 PM, Ralph Castain wrote: Try limiting the interfaces we use to see if that's really the problem. I forget if cygwin has "ifconfig" or not, but use a tool to report the networks, and then start excluding them by adding -mca oob_tcp_if_exclude foo,bar to your cmd line until y

Re: [OMPI users] network timeout

2012-11-24 Thread Ralph Castain
Try limiting the interfaces we use to see if that's really the problem. I forget if cygwin has "ifconfig" or not, but use a tool to report the networks, and then start excluding them by adding -mca oob_tcp_if_exclude foo,bar to your cmd line until you find the one that is causing the hang. That

[OMPI users] network timeout

2012-11-24 Thread marco atzeri
on cygwin running on localhost on standalone computer I noticed a large time discrepancy when the computer is connected or not to the network. Physical Connected: marco@MARCOATZERI /pub/devel/openmpi/examples $ time mpirun -n 4 ./hello_c.exe Hello, world, I am 0 of 4 Hello, world, I am 1 of 4 He