output

[root@localhost log]# systemctl start test
[root@localhost log]# systemctl status test
test.service - Starts and stops a single Logstash instance
          Loaded: loaded (/usr/lib/systemd/system/test.service; disabled)
          Active: active (running) since Fri 2014-02-28 13:34:56 EST; 5s ago
            Docs: http://www.elasticsearch.org
        Main PID: 1214 (sleep)
          CGroup: name=systemd:/system/test.service
                  └─1214 /usr/bin/sleep 3600

Feb 28 13:34:56 localhost.localdomain systemd[1]: Started Starts and stops a single Logstash instance.

[root@localhost log]# ps -fwwp 1214
UID        PID  PPID  C STIME TTY          TIME CMD
root      1214     1  0 13:34 ?        00:00:00 /usr/bin/sleep 3600


[root@localhost log]# systemctl stop test
[root@localhost log]# ps -fwwp 1214
UID        PID  PPID  C STIME TTY          TIME CMD
[root@localhost log]# systemctl status test
test.service - Starts and stops a single Logstash instance
          Loaded: loaded (/usr/lib/systemd/system/test.service; disabled)
          Active: inactive (dead) since Fri 2014-02-28 13:36:03 EST; 4s ago
            Docs: http://www.elasticsearch.org
         Process: 1214 ExecStart=/usr/bin/sleep 3600 (code=killed, signal=TERM)

Feb 28 13:34:56 localhost.localdomain systemd[1]: Started Starts and stops a single Logstash instance.
Feb 28 13:36:03 localhost.localdomain systemd[1]: Stopping Starts and stops a single Logstash instance...
Feb 28 13:36:03 localhost.localdomain systemd[1]: Stopped Starts and stops a single Logstash instance.

test.service

[Unit]
Description=Starts and stops a single Logstash instance
Documentation=http://www.elasticsearch.org

[Service]
Type=simple
User=root
Group=root
ExecStart=/usr/bin/sleep 3600
# See MAX_OPEN_FILES in sysconfig
LimitNOFILE=16384
TimeoutStopSec=20

[Install]
WantedBy=multi-user.target