See <https://hudson.apache.org/hudson/job/OpenJPA-trunk-deploy/org.apache.openjpa$openjpa-xmlstore/64/>
- Hudson build became unstable: OpenJP A-trunk-deploy ... Apache Hudson Server
- Hudson build is still unstable: OpenJP A-trunk-d... Apache Hudson Server
- Hudson build is still unstable: OpenJP A-tru... Apache Hudson Server
- Hudson build is back to stable : OpenJ P... Apache Hudson Server
