0 3    * * *   root cd /opt/backups/backup_rdfs && rm -rf *.zip
0 3    * * *   root    cd / && systemctl restart tomcat
0 3    * * *   root    cat /dev/null > /opt/tomcat/latest/logs/catalina.out
0 3    * * *   root cd /opt/tomcat/latest/logs/ && rm -rf localhost*
0 3    * * 1,5   root cd /opt/backups/backup_rdfs && rm -rf *
0 3    * * *   root cd /usr/share/tomcat7/.aduna/openrdf-sesame/logs && rm *.log