you can increase the heap size in the jenkins config.xml file, that will increase the availability of heap size for jenkins ,this might help u.Other thing is u can ugrade to 2.7.4 latest stable version of jenkins
On Tuesday, 18 October 2016 01:59:10 UTC+5:30, Eric Crahen wrote: > > Hi, > > We're running Jenkins master with a bunch of slaves. Typical load on the > master is around 5-10% which is not very much. Several times now, we've > gotten into spikes where the CPU goes to 100% and stays there until we > restart it, and this usually only helps a little. > > We dump the stack, and typically we find a whole bunch of threads > sitting there marshaling XML aggressively. Usually, we can connect this to > a plugin via the stack trace, and we'll uninstall that plugin, and that > tends to help. > > So far, the plugins I can remember include: > > * audit-trail > * build-timer > * log-parser > > That's just the most recent ones that I can remember. We must be going > on the 5th or 6th plugin now. I'm afraid it's starting to shake peoples > confidence in Jenkins, I'd rather not have to replace it with a different > build system because it generally works, but when it doesn't - it's bad. We > actually keep a CircleCI system around because we haven't been able to > build enough confidence in Jenkins. > > I have a couple general questions: > > 1) We're on Jenkins 2.18 - so, why does this keep happening? We've seen > other bugs about threads getting stuck hammering the CPU. Seems like the > issues were marked as resolved, but we end up having to uninstall these > plugins all together. > > 2) Is there a list of known "bad" plugins? > > 3) Why not cache more and guard against this? It's easy to blame the > plugins as the thing triggering this, but why not make Jenkins core more > resilient to this, and assume people can't/won't write perfect plugins? > Getting to be a fool me once type of situation here.... > > > -- > - Eric > -- You received this message because you are subscribed to the Google Groups "Jenkins Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/jenkinsci-users/06b260e1-7a69-4fa7-b2b3-9b9b841622c9%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
