ubuntu 18.* 重启网卡
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systemctl UNIT LOAD ACTIVE SUB DESCRIPTION proc-sys-fs-binfmt_misc.automount loaded active waiting Arbitrary Executable File Formats File System Automount Point sys-devices-pci0000:00-0000:00:01.1-ata2-host1-target1:0:0-1:0:0:0-block-sr0.device loaded active plugged VBOX_CD-ROM sys-devices-pci0000:00-0000:00:03.0-net-enp0s3.device loaded active plugged 82540EM Gigabit Ethernet Controller (PRO/1000 MT Desktop Adapter) sys-devices-pci0000:00-0000:00:05.0-sound-card0.device loaded active plugged 82801AA AC‘97 Audio Controller sys-devices-pci0000:00-0000:00:08.0-virtio0-net-enp0s8.device loaded active plugged Virtio network device sys-devices-pci0000:00-0000:00:0d.0-ata3-host2-target2:0:0-2:0:0:0-block-sda-sda1.device loaded active plugged VBOX_HARDDISK 1 sys-devices-pci0000:00-0000:00:0d.0-ata3-host2-target2:0:0-2:0:0:0-block-sda-sda2.device loaded active plugged VBOX_HARDDISK 2 sys-devices-pci0000:00-0000:00:0d.0-ata3-host2-target2:0:0-2:0:0:0-block-sda.device loaded active plugged VBOX_HARDDISK sys-devices-platform-serial8250-tty-ttyS0.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS0 sys-devices-platform-serial8250-tty-ttyS1.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS1 sys-devices-platform-serial8250-tty-ttyS10.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS10 sys-devices-platform-serial8250-tty-ttyS11.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS11 sys-devices-platform-serial8250-tty-ttyS12.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS12 sys-devices-platform-serial8250-tty-ttyS13.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS13 sys-devices-platform-serial8250-tty-ttyS14.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS14 sys-devices-platform-serial8250-tty-ttyS15.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS15 sys-devices-platform-serial8250-tty-ttyS16.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS16 sys-devices-platform-serial8250-tty-ttyS17.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS17 sys-devices-platform-serial8250-tty-ttyS18.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS18 sys-devices-platform-serial8250-tty-ttyS19.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS19 sys-devices-platform-serial8250-tty-ttyS2.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS2 sys-devices-platform-serial8250-tty-ttyS20.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS20 sys-devices-platform-serial8250-tty-ttyS21.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS21 sys-devices-platform-serial8250-tty-ttyS22.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS22 sys-devices-platform-serial8250-tty-ttyS23.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS23 sys-devices-platform-serial8250-tty-ttyS24.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS24 sys-devices-platform-serial8250-tty-ttyS25.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS25 sys-devices-platform-serial8250-tty-ttyS26.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS26 sys-devices-platform-serial8250-tty-ttyS27.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS27 sys-devices-platform-serial8250-tty-ttyS28.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS28 sys-devices-platform-serial8250-tty-ttyS29.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS29 sys-devices-platform-serial8250-tty-ttyS3.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS3 sys-devices-platform-serial8250-tty-ttyS30.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS30 sys-devices-platform-serial8250-tty-ttyS31.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS31 sys-devices-platform-serial8250-tty-ttyS4.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS4 sys-devices-platform-serial8250-tty-ttyS5.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS5 sys-devices-platform-serial8250-tty-ttyS6.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS6 sys-devices-platform-serial8250-tty-ttyS7.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS7 sys-devices-platform-serial8250-tty-ttyS8.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS8 sys-devices-platform-serial8250-tty-ttyS9.device loaded active plugged /sys/devices/platform/serial8250/tty/ttyS9 sys-devices-virtual-block-loop0.device loaded active plugged /sys/devices/virtual/block/loop0 sys-devices-virtual-block-loop1.device loaded active plugged /sys/devices/virtual/block/loop1 sys-devices-virtual-block-loop2.device loaded active plugged /sys/devices/virtual/block/loop2 sys-devices-virtual-misc-rfkill.device loaded active plugged /sys/devices/virtual/misc/rfkill sys-devices-virtual-tty-ttyprintk.device loaded active plugged /sys/devices/virtual/tty/ttyprintk sys-module-configfs.device loaded active plugged /sys/module/configfs sys-module-fuse.device loaded active plugged /sys/module/fuse sys-subsystem-net-devices-enp0s3.device loaded active plugged 82540EM Gigabit Ethernet Controller (PRO/1000 MT Desktop Adapter) sys-subsystem-net-devices-enp0s8.device loaded active plugged Virtio network device -.mount loaded active mounted Root Mount dev-hugepages.mount loaded active mounted Huge Pages File System dev-mqueue.mount loaded active mounted POSIX Message Queue File System run-user-1000.mount loaded active mounted /run/user/1000 snap-core-6405.mount loaded active mounted Mount unit for core, revision 6405 snap-core-6673.mount loaded active mounted Mount unit for core, revision 6673 snap-core-6818.mount loaded active mounted Mount unit for core, revision 6818 sys-fs-fuse-connections.mount loaded active mounted FUSE Control File System sys-kernel-config.mount loaded active mounted Kernel Configuration File System sys-kernel-debug.mount loaded active mounted Kernel Debug File System var-lib-lxcfs.mount loaded active mounted /var/lib/lxcfs acpid.path loaded active waiting ACPI Events Check systemd-ask-password-console.path loaded active waiting Dispatch Password Requests to Console Directory Watch systemd-ask-password-wall.path loaded active waiting Forward Password Requests to Wall Directory Watch init.scope loaded active running System and Service Manager session-1.scope loaded active running Session 1 of user make session-3.scope loaded active running Session 3 of user make accounts-daemon.service loaded active running Accounts Service apparmor.service loaded active exited AppArmor initialization apport.service loaded active exited LSB: automatic crash report generation atd.service loaded active running Deferred execution scheduler blk-availability.service loaded active exited Availability of block devices cloud-config.service loaded active exited Apply the settings specified in cloud-config cloud-final.service loaded active exited Execute cloud user/final scripts cloud-init-local.service loaded active exited Initial cloud-init job (pre-networking) cloud-init.service loaded active exited Initial cloud-init job (metadata service crawler) console-setup.service loaded active exited Set console font and keymap cron.service loaded active running Regular background program processing daemon dbus.service loaded active running D-Bus System Message Bus ebtables.service loaded active exited ebtables ruleset management [email protected] loaded active running Getty on tty1 grub-common.service loaded active exited LSB: Record successful boot for GRUB irqbalance.service loaded active running irqbalance daemon keyboard-setup.service loaded active exited Set the console keyboard layout kmod-static-nodes.service loaded active exited Create list of required static device nodes for the current kernel lvm2-lvmetad.service loaded active running LVM2 metadata daemon lvm2-monitor.service loaded active exited Monitoring of LVM2 mirrors, snapshots etc. using dmeventd or progress polling lxcfs.service loaded active running FUSE filesystem for LXC lxd-containers.service loaded active exited LXD - container startup/shutdown networkd-dispatcher.service loaded active running Dispatcher daemon for systemd-networkd nmbd.service loaded active running Samba NMB Daemon polkit.service loaded active running Authorization Manager privoxy.service loaded active running Privacy enhancing HTTP Proxy rsyslog.service loaded active running System Logging Service setvtrgb.service loaded active exited Set console scheme smbd.service loaded active running Samba SMB Daemon snapd.seeded.service loaded active exited Wait until snapd is fully seeded snapd.service loaded active running Snappy daemon ssh.service loaded active running OpenBSD Secure Shell server sslh.service loaded active exited LSB: sslh systemd-journal-flush.service loaded active exited Flush Journal to Persistent Storage systemd-journald.service loaded active running Journal Service systemd-logind.service loaded active running Login Service systemd-modules-load.service loaded active exited Load Kernel Modules systemd-networkd-wait-online.service loaded active exited Wait for Network to be Configured systemd-networkd.service loaded active running Network Service systemd-random-seed.service loaded active exited Load/Save Random Seed systemd-remount-fs.service loaded active exited Remount Root and Kernel File Systems systemd-sysctl.service loaded active exited Apply Kernel Variables systemd-timesyncd.service loaded active running Network Time Synchronization systemd-tmpfiles-setup-dev.service loaded active exited Create Static Device Nodes in /dev systemd-tmpfiles-setup.service loaded active exited Create Volatile Files and Directories systemd-udev-trigger.service loaded active exited udev Coldplug all Devices systemd-udevd.service loaded active running udev Kernel Device Manager systemd-update-utmp.service loaded active exited Update UTMP about System Boot/Shutdown systemd-user-sessions.service loaded active exited Permit User Sessions ufw.service loaded active exited Uncomplicated firewall unattended-upgrades.service loaded active running Unattended Upgrades Shutdown [email protected]1000.service loaded active running User Manager for UID 1000 -.slice loaded active active Root Slice system-getty.slice loaded active active system-getty.slice system.slice loaded active active System Slice user-1000.slice loaded active active User Slice of make user.slice loaded active active User and Session Slice acpid.socket loaded active listening ACPID Listen Socket dbus.socket loaded active running D-Bus System Message Bus Socket dm-event.socket loaded active listening Device-mapper event daemon FIFOs iscsid.socket loaded active listening Open-iSCSI iscsid Socket lvm2-lvmetad.socket loaded active running LVM2 metadata daemon socket lvm2-lvmpolld.socket loaded active listening LVM2 poll daemon socket lxd.socket loaded active listening LXD - unix socket snapd.socket loaded active running Socket activation for snappy daemon syslog.socket loaded active running Syslog Socket systemd-initctl.socket loaded active listening /dev/initctl Compatibility Named Pipe systemd-journald-audit.socket loaded active running Journal Audit Socket systemd-journald-dev-log.socket loaded active running Journal Socket (/dev/log) systemd-journald.socket loaded active running Journal Socket systemd-networkd.socket loaded active running Network Service Netlink Socket systemd-rfkill.socket loaded active listening Load/Save RF Kill Switch Status /dev/rfkill Watch systemd-udevd-control.socket loaded active running udev Control Socket systemd-udevd-kernel.socket loaded active running udev Kernel Socket uuidd.socket loaded active listening UUID daemon activation socket basic.target loaded active active Basic System cloud-config.target loaded active active Cloud-config availability cloud-init.target loaded active active Cloud-init target cryptsetup.target loaded active active Local Encrypted Volumes getty.target loaded active active Login Prompts graphical.target loaded active active Graphical Interface local-fs-pre.target loaded active active Local File Systems (Pre) local-fs.target loaded active active Local File Systems multi-user.target loaded active active Multi-User System network-online.target loaded active active Network is Online network-pre.target loaded active active Network (Pre) network.target loaded active active Network nss-user-lookup.target loaded active active User and Group Name Lookups paths.target loaded active active Paths remote-fs-pre.target loaded active active Remote File Systems (Pre) remote-fs.target loaded active active Remote File Systems slices.target loaded active active Slices sockets.target loaded active active Sockets sound.target loaded active active Sound Card swap.target loaded active active Swap sysinit.target loaded active active System Initialization time-sync.target loaded active active System Time Synchronized timers.target loaded active active Timers apt-daily-upgrade.timer loaded active waiting Daily apt upgrade and clean activities apt-daily.timer loaded active waiting Daily apt download activities fstrim.timer loaded active waiting Discard unused blocks once a week motd-news.timer loaded active elapsed Message of the Day systemd-tmpfiles-clean.timer loaded active waiting Daily Cleanup of Temporary Directories LOAD = Reflects whether the unit definition was properly loaded. ACTIVE = The high-level unit activation state, i.e. generalization of SUB. SUB = The low-level unit activation state, values depend on unit type. 169 loaded units listed. Pass --all to see loaded but inactive units, too. To show all installed unit files use ‘systemctl list-unit-files‘.
实验
systemd-networkd.service
还没实验 具体看
http://www.jinbuguo.com/systemd/systemd-networkd.service.html#
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