Add query for bug 1362347

This commit adds a query for bug 1362347, which is neutron jobs
consuming all the ram. Looking at the logs oom-killer is triggered
by neutron-ns-meta which kills a random process causing random things
to fail. Looking at logstash this has 14 hits in the last 10 days only
on neutron jobs.

Change-Id: I9dd5766a6da85c2521f72757aa34b4a7e02bb4f6
Related-Bug: #1362347
Merge "Add query for bug 1362347"