Bug#850229: openmpi-bin: default for oversubscription changed

2017-02-10 Thread Alastair McKinstry
On 09/02/2017 09:51, Santiago Vila wrote: > On Thu, Feb 09, 2017 at 09:28:45AM +0100, Ansgar Burchardt wrote: >> On Thu, 2017-02-09 at 00:05 +0100, Santiago Vila wrote: >>> In either case I'm setting this to serious again because it makes >>> packages to fail on single-CPU systems, and having

Bug#850229: openmpi-bin: default for oversubscription changed

2017-02-09 Thread Santiago Vila
On Thu, Feb 09, 2017 at 09:28:45AM +0100, Ansgar Burchardt wrote: > On Thu, 2017-02-09 at 00:05 +0100, Santiago Vila wrote: > > In either case I'm setting this to serious again because it makes > > packages to fail on single-CPU systems, and having more than one CPU > > is > > definitely *not*

Bug#850229: openmpi-bin: default for oversubscription changed

2017-02-09 Thread Ansgar Burchardt
On Thu, 2017-02-09 at 00:05 +0100, Santiago Vila wrote: > In either case I'm setting this to serious again because it makes > packages to fail on single-CPU systems, and having more than one CPU > is > definitely *not* part of the build-essential definition. It is not, but trying to build

Bug#850229: openmpi-bin: default for oversubscription changed

2017-02-08 Thread Santiago Vila
severity 850559 serious thanks On Thu, 19 Jan 2017, Graham Inggs wrote: > On 19/01/2017 13:59, Santiago Vila wrote: > > That would be somewhere in debian/rules (in dh_auto_build) for the affected > > packages? > > Or somewhere else? > > Yes, just add 'export OMPI_MCA_rmaps_base_oversubscribe=1'

Bug#850229: openmpi-bin: default for oversubscription changed

2017-01-19 Thread Graham Inggs
On 19/01/2017 13:59, Santiago Vila wrote: That would be somewhere in debian/rules (in dh_auto_build) for the affected packages? Or somewhere else? Yes, just add 'export OMPI_MCA_rmaps_base_oversubscribe=1' near the top of debian/rules. Most MPI programs should already have 'export

Bug#850229: openmpi-bin: default for oversubscription changed

2017-01-19 Thread Santiago Vila
On Thu, Jan 19, 2017 at 01:55:18PM +0200, Graham Inggs wrote: > It looks like setting the environment variable > 'OMPI_MCA_rmaps_base_oversubscribe=1' does the trick, and shouldn't break > other MPI implementations. It's also less intrusive than patching in > '--oversubscribe' everywhere. That

Bug#850229: openmpi-bin: default for oversubscription changed

2017-01-19 Thread Graham Inggs
It looks like setting the environment variable 'OMPI_MCA_rmaps_base_oversubscribe=1' does the trick, and shouldn't break other MPI implementations. It's also less intrusive than patching in '--oversubscribe' everywhere.