Do you have thread dumps? if you can take 5-10 thread dumps 5 seconds apart, that might help
Selon Brett Porter <[EMAIL PROTECTED]>: > We get this occasionally on vmbuild1: https://issues.apache.org/jira/ > browse/INFRA-1326 > > I've not yet seen it on the zone. There's nothing in the logs to report. > > Anyone seen this? > > Cheers, > Brett >