[Buildbot] #3242: after a while, buildbot UI is using 100% CPU

[Buildbot trac]

#3242: after a while, buildbot UI is using 100% CPU
----------------------+-----------------------
Reporter:  tardyp     |      Owner:
    Type:  undecided  |     Status:  new
Priority:  major      |  Milestone:  undecided
 Version:  0.8.10     |   Keywords:
----------------------+-----------------------
 buildbot tab is using 100% CPU if I keep my buildbot tab open for a while.

 This is difficult to debug, as chrome starts being unusable when this
 happens, and this stops when I reload the page.

--
Ticket URL: <http://trac.buildbot.net/ticket/3242>
Buildbot <http://buildbot.net/>
Buildbot: build/test automation