Wangda Tan commented on the JIRA saying that this is same as YARN-3251 that is already fixed. But it's not part of any release yet.
+Vinod On Mar 12, 2015, at 5:04 PM, Suma Shivaprasad <sumasai.shivapra...@gmail.com> wrote: > We are observing a repetitive issue with hadoop 2.6.0/HDP 2.2 with RM > capacity scheduler threads getting into a deadlock. It appears that the RM > UI scheduler flow for getResourceUsageReport is triggering the deadlock. > > Have raised a jira for the same - > *https://issues.apache.org/jira/browse/YARN-3346 > <https://issues.apache.org/jira/browse/YARN-3346>*. Can someone please take > a look and get back with your thoughts on this. > > Thanks > Suma