[Unit] Description=Ceph object storage daemon osd.%i PartOf=ceph-osd.target After=network-online.target local-fs.target time-sync.target Before=remote-fs-pre.target ceph-osd.target Wants=network-online.target local-fs.target time-sync.target remote-fs-pre.target ceph-osd.target [Service] Environment=CLUSTER=ceph EnvironmentFile=-@SYSTEMD_ENV_FILE@ ExecReload=/bin/kill -HUP $MAINPID ExecStart=/usr/bin/ceph-osd -f --cluster ${CLUSTER} --id %i --setuser ceph --setgroup ceph ExecStartPre=@CMAKE_INSTALL_FULL_LIBEXECDIR@/ceph/ceph-osd-prestart.sh --cluster ${CLUSTER} --id %i LimitNOFILE=1048576 LimitNPROC=1048576 LockPersonality=true MemoryDenyWriteExecute=true # Need NewPrivileges via `sudo smartctl` NoNewPrivileges=false PrivateTmp=true ProtectControlGroups=true ProtectHome=true ProtectHostname=true ProtectKernelLogs=true ProtectKernelModules=true # flushing filestore requires access to /proc/sys/vm/drop_caches ProtectKernelTunables=false ProtectSystem=full Restart=on-failure RestartSec=10 RestrictSUIDSGID=true StartLimitBurst=3 StartLimitInterval=30min TasksMax=infinity [Install] WantedBy=ceph-osd.target