This incident has been resolved.

Issue was caused by a rogue node. It has been taken out of service. All services are coming back online. We're monitoring the proper restart of all instances.

The issue has been identified and a fix is being implemented.

See also https://bugs.eclipse.org/bugs/show_bug.cgi?id=563146

We currently investigating an issue that makes the following Jenkins instances unavailable:

bean-validation
chemclipse
codewind
ditto
egf
gemini
jacc
jakartaee-tck
jemo
jms
jta
krazo
lyo
metro
mojarra
nebula
osee
soteria
udig
umlgen
xacc