A simple systemd service definition for Ethminer.

ethminer.service

[Unit]
Description=Ethereum mining service
Requires=multi-user.target
After=multi-user.target

[Service]
User=aleks
Type=simple
WorkingDirectory=$HOME/miners/ethminer
EnvironmentFile=$HOME/miners/ethminer/env
ExecStart=$HOME/miners/ethminer/ethminer -U -P stratum1+ssl://${ETH_WALLET}.${WORKERNAME}@us1.ethermine.org:5555 -HWMON 0 --farm-recheck 2000 --exit
ExecReload=/bin/kill -HUP $MAINPID
ExecStop=/bin/kill -15 $MAINPID
Restart=on-failure
StandardOutput=syslog
StandardError=syslog
SyslogIdentifier=ethminer

[Install]
WantedBy=default.target