Re: [OMPI users] Too many open files Error

2007-11-01 Thread Adrian Knoth
On Wed, Oct 31, 2007 at 06:55:47PM -0400, Tim Prins wrote: Hi! > I seem to recall (though this may have changed) that if a system supports > ipv6, we may open both ipv4 and ipv6 sockets. This can be worked around by > configuring Open MPI with --disable-ipv6 IPv6 is only an issue when talking

Re: [OMPI users] Too many open files Error

2007-11-01 Thread Bruno Coutinho
This page has information on how to increase the limit of open files. Pass 1 and 3 don't require reboot. http://www.cs.uwaterloo.ca/~brecht/servers/openfiles.html 2007/10/31, George Bosilca : > > For some version of Open MPI (recent versions) you can use the > btl_tcp_disable_family MCA paramete

Re: [OMPI users] Too many open files Error

2007-10-31 Thread George Bosilca
For some version of Open MPI (recent versions) you can use the btl_tcp_disable_family MCA parameter to disable the IPv6 at runtime. Unfortunately, there is no similar option allowing you to disable IPv6 for the runtime environment. george. On Oct 31, 2007, at 6:55 PM, Tim Prins wrote:

Re: [OMPI users] Too many open files Error

2007-10-31 Thread Tim Prins
Hi Clement, I seem to recall (though this may have changed) that if a system supports ipv6, we may open both ipv4 and ipv6 sockets. This can be worked around by configuring Open MPI with --disable-ipv6 Other then that, I don't know of anything else to do except raise the limit for the number o

[OMPI users] Too many open files Error

2007-10-30 Thread Clement Kam Man Chu
Hi, I got a "Too many open files" error while running over 1024 processes on 512 cpus. I found the same error on http://www.open-mpi.org/community/lists/users/2006/11/2216.php, but I would like to know whether it is another solution instead of changing limit descriptors. The limit descript