Various tests are failing on branch-3.2. Some examples can be found in: YARN-10003, YARN-10002, YARN-10237. The seemingly common thing that all of the failing tests are RM/Capacity Scheduler related, and the failures are flaky.
TestCombinedSystemMetricsPublisher and TestSystemMetricsPublisherForV2 fail intermittent
Yarn RM metrics test build failed
Timeline related testcases are failing