@Test
  public void testDiskOps() throws Exception {
    for (VM memberVM : memberVMs) {
      createPersistentRegion(memberVM);
      makeDiskCompactable(memberVM);
      invokeFlush(memberVM);
      invokeForceRoll(memberVM);
      invokeForceCompaction(memberVM);
    }
  }
Tests various operations defined on DiskStore Mbean
geode-core/src/distributedTest/java/org/apache/geode/management/DiskManagementDUnitTest.java