protected int startBridgeServerInVM(VM vm, final String[] groups, final String locators,
      final String[] regions, final ServerLoadProbe probe, final boolean useGroupsProperty) {
    return vm.invoke("start cache server",
        () -> startBridgeServer(groups, locators, regions, probe, useGroupsProperty));
  }
A map for storing temporary objects in a remote VM so that they can be used between calls.
Cleared after each test.
geode-dunit/src/main/java/org/apache/geode/cache/client/internal/LocatorTestBase.java