```shellscript
$ unzip -l ROOT.jar | grep spi.jar
     8275  2017-06-29 01:33   MICRO-INF/lib/spi.jar
```

```shellscript
$ unzip -l spi.jar
Archive:  spi.jar
  Length      Date    Time    Name
---------  ---------- -----   ----
        0  2017-06-29 01:20   com/hazelcast/example/
      925  2017-06-29 01:20   com/hazelcast/example/Service.class
     7258  2017-06-29 01:20   com/hazelcast/example/SomeRestServiceDiscoveryStrategy.class
     2640  2017-06-29 01:20   com/hazelcast/example/SomeRestServiceDiscoveryStrategyFactory.class
     2205  2017-06-29 01:20   com/hazelcast/example/SomeRestServiceProperties.class
      955  2017-06-29 01:20   com/hazelcast/example/SomeRestService.class
      606  2017-06-29 01:20   com/hazelcast/example/Endpoint.class
        0  2017-06-29 01:20   META-INF/
        0  2017-06-29 01:20   META-INF/services/
       95  2017-06-29 01:20   META-INF/services/com.hazelcast.spi.discovery.DiscoveryStrategyFactory
---------                     -------
    14684                     10 files

```

```shellscript
$ java -jar ROOT.jar

[2017-06-29T01:38:19.718+0900] [] [INFO] [] [com.hazelcast.spi.impl.operationservice.impl.BackpressureRegulator] [tid: _ThreadID=1 _ThreadName=main] [timeMillis: 1498667899718] [levelValue: 800] [172.18.0.1]:5900 [dev] [3.8] Backpressure is disabled

====================================================================================================================================
[2017-06-29T01:38:20.220+0900] [] [INFO] [] [com.hazelcast.instance.Node] [tid: _ThreadID=1 _ThreadName=main] [timeMillis: 1498667900220] [levelValue: 800] [172.18.0.1]:5900 [dev] [3.8] Activating Discovery SPI Joiner
```