Re: [OMPI users] Derived data in Java

2014-10-10 Thread Atsugua Ada
Hello Oscar, your comments and code was very helpful! Thanks a lot for your help. Cheers 2014-10-09 22:42 GMT+01:00 Oscar Vega-Gisbert : > Hello Atsugua, > > You can only send contiguous data, i.e. arrays of basic datatypes (byte, > char, short, boolean, int, long, float and double) or direct b

[OMPI users] Building on a host with a shoddy OpenFabrics installation

2014-10-10 Thread Gary Jackson
I'm trying to build OpenMPI on a cluster that has InfiniBand adapters and at least enough of OpenFabrics to have working IPoIB. But some things are missing, like infiniband/verbs.h. Is it possible to build OpenMPI with a working openib btl on a host like this? For instance, can I do a partial

Re: [OMPI users] Open MPI was unable to obtain the username

2014-10-10 Thread Ralph Castain
Sorry about delay - was on travel. Yes, that will avoid the issue. On Oct 10, 2014, at 1:17 PM, Gary Jackson wrote: > > To answer my own question: > > Configure with --disable-getpwuid. > > On 10/10/14, 12:04 AM, Gary Jackson wrote: >> >> I'd like to run MPI on a node to which I have access

Re: [OMPI users] Open MPI was unable to obtain the username

2014-10-10 Thread Gary Jackson
To answer my own question: Configure with --disable-getpwuid. On 10/10/14, 12:04 AM, Gary Jackson wrote: I'd like to run MPI on a node to which I have access via HTCondor, but I don't actually have an entry in the passwd file or LDAP. When I invoke mpirun, I get the following error:

[OMPI users] Open MPI was unable to obtain the username

2014-10-10 Thread Gary Jackson
I'd like to run MPI on a node to which I have access via HTCondor, but I don't actually have an entry in the passwd file or LDAP. When I invoke mpirun, I get the following error: -- Open MPI was unable to obtain the usern