task/mpi: Explicit check for version mismatch

Instead of proceeding to have mpiexec fail or hang,
do an up-front check that the MPI version is the same
on all of the nodes in the test.

Signed-off-by: John Spray <john.spray@redhat.com>
tell us if you are really not running any more

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
add another call to use "ps aux"

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
Merge pull request #302 from ceph/wip-8850

tell us if you are really not running any more
Merge pull request #300 from ceph/wip-mpi-vers

task/mpi: Explicit check for version mismatch
valgrind: ignore ec plugin factory leaks

Signed-off-by: Sage Weil <sage@redhat.com>
ceph_manager: increase osd revival timeout from 75 -> 150 seconds

Saw this fail on a firefly run just bc of valgrind slowness.  Make the
timeout higher!

Signed-off-by: Sage Weil <sage@redhat.com>
Remove most ceph-specific tasks. They are in ceph-qa-suite now.

Signed-off-by: Zack Cerza <zack.cerza@inktank.com>
Correctly find both internal and external tasks

Signed-off-by: Zack Cerza <zack.cerza@inktank.com>