:52 phoenix.medialab.ntua.gr systemd[1]: nginx.service: Killing process 2046532 (nginx) with signal SIGKILL:52 phoenix.medialab.ntua.gr systemd[1]: nginx.service: Killing process 2046535 (nginx) with signal SIGKILL:52 phoenix.medialab.ntua.gr systemd[1]: nginx.service: Killing proc