nsk/monitoring/GarbageCollectorMXBean/CollectionCounters/CollectionCounters002-005 keeps failing even after fix of 8073350.
  nsk.share.TestFailure: collectionCount not increased: 0 -> 0
  at nsk.monitoring.GarbageCollectorMXBean.CollectionCounters.CollectionCounters001.CollectionCounters001.validateNonTrivial(CollectionCounters001.java:85)
at nsk.monitoring.GarbageCollectorMXBean.CollectionCounters.CollectionCounters001.CollectionCounters001.runOne(CollectionCounters001.java:50)
  at nsk.monitoring.GarbageCollectorMXBean.CollectionCounters.CollectionCounters001.CollectionCounters001.run(CollectionCounters001.java:64)
  at nsk.share.test.Tests$TestRunner.execute(Tests.java:64)
  at nsk.share.test.Tests$TestRunner.run(Tests.java:78)
  at nsk.share.monitoring.Monitoring.runTest(Monitoring.java:94)
  at nsk.monitoring.GarbageCollectorMXBean.CollectionCounters.CollectionCounters001.CollectionCounters001.main(CollectionCounters001.java:102)


At the same time these tests crash on Solaris (OOME)
I would start with assumption this is a test bug.