Each test requires a certain minimal amount of memory.
Spreading memory on all sockets means that the test will get less memory than
what it wanted on multi sockets system.
So replace all_sockets() with per_sockets().
Also doubled memory on group_5 as current requirement is not enough.
Signed-off-by: Gaetan Rivet <gaetan.rivet@6wind.com>
Signed-off-by: David Marchand <david.marchand@6wind.com>