private static void assertNoClearTimeouts() {
    // if there are timeouts on waiting for version vector dominance then
    // some operation was not properly recorded in the VM throwing this
    // assertion error. All ops need to be recorded in the version vector
    assertThat(CCRegion.getCachePerfStats().getClearTimeouts()).describedAs(
        "expected there to be no timeouts - something is broken").isEqualTo(0);
  }
This tests the concurrency versioning system to ensure that event conflation happens correctly
and that the statistic is being updated properly
geode-dunit/src/main/java/org/apache/geode/cache30/MultiVMRegionTestCase.java