@Override
          public void run() {
            TXLockService dtls = TXLockService.getDTLS();
            dtls.release(testTXLock_TXLockId);
          }
Returns a previously created (or new, if this is the first time this method is called in this
VM) distributed system which is somewhat configurable via hydra test parameters.
geode-core/src/distributedTest/java/org/apache/geode/internal/cache/locks/TXLockServiceDUnitTest.java