private void setDestroyRegionHook(String rname, VM whereOps, VM whereClear) {
    whereOps.invoke(() -> setArmHook(rname));
    whereClear.invokeAsync(() -> stageDestroyRegion(rname, whereOps));
  }
Set and stage method for close and destroy are the same as clear
geode-core/src/distributedTest/java/org/apache/geode/internal/cache/ClearTXLockingDUnitTest.java