Edit File: squid.service
[Unit] Description=Squid caching proxy After=syslog.target network.target nss-lookup.target [Service] Type=forking LimitNOFILE=16384 EnvironmentFile=/etc/sysconfig/squid ExecStartPre=/usr/libexec/squid/cache_swap.sh ExecStart=/usr/sbin/squid $SQUID_OPTS -f $SQUID_CONF ExecReload=/usr/sbin/squid $SQUID_OPTS -k reconfigure -f $SQUID_CONF ExecStop=/usr/sbin/squid -k shutdown -f $SQUID_CONF TimeoutSec=0 [Install] WantedBy=multi-user.target