Re: [OMPI users] Ubuntu and LD_LIBRARY_PATH

2016-05-03 Thread Dave Love
John Hearns writes: > May I ask though - what is the purpose of your cluster? > If you are using Ubunutu, have you looked at Qlustar? > https://www.qlustar.com/ > Might save you a whole lot of heartache! Well, proprietary cluster management systems have only given me grief until I've replaced th

Re: [OMPI users] Ubuntu and LD_LIBRARY_PATH

2016-04-26 Thread John Hearns
Rob, I agree with what Dave Love says. The distro packaged OpenMPI packages should set things up OK for you. I guess that is true on the head node, but from what you say maybe the cluster compute nodes are being installed some other way. On HPC clusters, when you are managing alternate packages

Re: [OMPI users] Ubuntu and LD_LIBRARY_PATH

2016-04-26 Thread Dave Love
"Rob Malpass" writes: > Hi > > > > Sorry if this isn't 100% relevant to this list but I'm at my wits end. > > > > After a lot of hacking, I've finally configured openmpi on my Ubuntu > cluster. I had been having awful problems with not being able to find the > libraries on the remote nodes

Re: [OMPI users] Ubuntu and LD_LIBRARY_PATH

2016-04-25 Thread Jeff Squyres (jsquyres)
In addition to what Ralph said, check out these 3 FAQ items: https://www.open-mpi.org/faq/?category=running#run-prereqs https://www.open-mpi.org/faq/?category=running#adding-ompi-to-path https://www.open-mpi.org/faq/?category=running#mpirun-prefix > On Apr 25, 2016, at 2:02 PM, Ralph Castain w

Re: [OMPI users] Ubuntu and LD_LIBRARY_PATH

2016-04-25 Thread Ralph Castain
Have you tried configuring OMPI with -enable-orterun-prefix-by-default? > On Apr 25, 2016, at 10:34 AM, Rob Malpass wrote: > > Hi > > Sorry if this isn’t 100% relevant to this list but I’m at my wits end… > > After a lot of hacking, I’ve finally configured openmpi on my Ubuntu cluster. >

[OMPI users] Ubuntu and LD_LIBRARY_PATH

2016-04-25 Thread Rob Malpass
Hi Sorry if this isn't 100% relevant to this list but I'm at my wits end. After a lot of hacking, I've finally configured openmpi on my Ubuntu cluster. I had been having awful problems with not being able to find the libraries on the remote nodes but apparently the workaround is to use ld.