Since 11:42 UTC the database server s2/s4/s5 is unreachable and ganglia shows no io for this server.
Version: unspecified
Severity: major
URL: https://ganglia.wikimedia.org/latest/?c=MySQL%20eqiad&h=labsdb1002.eqiad.wmnet&m=cpu_report&r=hour&s=by%20name&hc=4&mc=2