Hi Aliaksandr,
As per your suggestion, I first ran the service idp status and then service idp start, below are the outputs. It shows jetty service is running but still idp metadata not accessible. This is our host metadata URL: https://dev-sso.taoconnect.org/idp/shibboleth
```
root@dev-sso:~# **service idp status**
Jetty running pid=3547
START_INI = /opt/gluu/jetty/idp/start.ini
START_D = /opt/gluu/jetty/idp/start.d
JETTY_HOME = /opt/jetty
JETTY_BASE = /opt/gluu/jetty/idp
JETTY_CONF = /opt/jetty/etc/jetty.conf
JETTY_PID = /var/run/idp.pid
JETTY_START = /opt/jetty/start.jar
JETTY_LOGS = /opt/gluu/jetty/idp/logs
JETTY_STATE = /opt/gluu/jetty/idp/idp.state
CLASSPATH =
JAVA = /opt/jre/bin/java
JAVA_OPTIONS = -server -Xms256m -Xmx716m -XX:MaxMetaspaceSize=308m -XX:+DisableExplicitGC -Dgluu.base=/etc/gluu -Dserver.base=/opt/gluu/jetty/idp -Djetty.logging.dir=/opt/gluu/jetty/idp/logs -Djetty.home=/opt/jetty -Djetty.base=/opt/gluu/jetty/idp -Djava.io.tmpdir=/opt/jetty-9.3/temp
JETTY_ARGS = jetty.http.host=localhost jetty.http.port=8086 jetty.state=/opt/gluu/jetty/idp/idp.state jetty-logging.xml jetty-started.xml
RUN_CMD = /opt/jre/bin/java -server -Xms256m -Xmx716m -XX:MaxMetaspaceSize=308m -XX:+DisableExplicitGC -Dgluu.base=/etc/gluu -Dserver.base=/opt/gluu/jetty/idp -Djetty.logging.dir=/opt/gluu/jetty/idp/logs -Djetty.home=/opt/jetty -Djetty.base=/opt/gluu/jetty/idp -Djava.io.tmpdir=/opt/jetty-9.3/temp -jar /opt/jetty/start.jar jetty.http.host=localhost jetty.http.port=8086 jetty.state=/opt/gluu/jetty/idp/idp.state jetty-logging.xml jetty-started.xml
root@dev-sso:~# **service idp start**
Starting Jetty: process already running.
OK Tue Dec 26 12:58:46 UTC 2017
```..