X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=man%2Fbootup.xml;h=d97d5502364cfa52e4ad65a684858730bedfa48a;hp=b5c3e1523a91f675d315fbc593cd18d2ee231797;hb=72b7d998059869942da8d540b7fe2c341225f91e;hpb=7b5b3fc3ac34c3895e1ceb02f6a224b09a80427f diff --git a/man/bootup.xml b/man/bootup.xml index b5c3e1523..d97d55023 100644 --- a/man/bootup.xml +++ b/man/bootup.xml @@ -111,56 +111,56 @@ the bottom of the chart. local-fs-pre.target - | - v + | + v (various mounts and (various swap (various cryptsetup - fsck services...) devices...) devices...) (various low-level (various low-level - | | | services: udevd, API VFS mounts: - v v v tmpfiles, random mqueue, configfs, + fsck services...) devices...) devices...) (various low-level (various low-level + | | | services: udevd, API VFS mounts: + v v v tmpfiles, random mqueue, configfs, local-fs.target swap.target cryptsetup.target seed, sysctl, ...) debugfs, ...) - | | | | | - \__________________|_________________ | ___________________|____________________/ - \|/ - v - sysinit.target - | - ____________________________________/|\________________________________________ - / | | | \ - | | | | | - v v | v v - (various (various | (various rescue.service - timers...) paths...) | sockets...) | - | | | | v - v v | v rescue.target - timers.target paths.target | sockets.target - | | | | - v |_________________ | ___________________/ - \|/ - v - basic.target - | - ____________________________________/| emergency.service - / | | | - | | | v - v v v emergency.target - display- (various system (various system - manager.service services services) - | required for | - | graphical UIs) v - | | multi-user.target - | | | - \_________________ | _________________/ - \|/ - v - graphical.target + | | | | | + \__________________|_________________ | ___________________|____________________/ + \|/ + v + sysinit.target + | + ____________________________________/|\________________________________________ + / | | | \ + | | | | | + v v | v v + (various (various | (various rescue.service + timers...) paths...) | sockets...) | + | | | | v + v v | v rescue.target + timers.target paths.target | sockets.target + | | | | + v |_________________ | ___________________/ + \|/ + v + basic.target + | + ____________________________________/| emergency.service + / | | | + | | | v + v v v emergency.target + display- (various system (various system + manager.service services services) + | required for | + | graphical UIs) v + | | multi-user.target + | | | + \_________________ | _________________/ + \|/ + v + graphical.target Target units that are commonly used as boot targets are emphasized. These units are good choices as goal targets, for example by passing them to the systemd.unit= kernel command line option (see systemd1) - or by symlinking default.target to - them. + or by symlinking default.target to them. + timers.target is pulled-in by basic.target asynchronously. This allows @@ -197,91 +197,90 @@ /sysroot. - : (beginning identical to above) - : - v - basic.target - | emergency.service - ______________________/| | - / | v - | sysroot.mount emergency.target - | | - | v - | initrd-root-fs.target - | | - | v - v initrd-parse-etc.service - (custom initrd | - services...) v - | (sysroot-usr.mount and - | various mounts marked - | with fstab option - | x-initrd.mount...) - | | - | v - | initrd-fs.target - \______________________ | - \| - v - initrd.target - | - v - initrd-cleanup.service - isolates to - initrd-switch-root.target - | - v - ______________________/| - / v - | initrd-udevadm-cleanup-db.service - v | - (custom initrd | - services...) | - \______________________ | - \| - v - initrd-switch-root.target - | - v - initrd-switch-root.service - | - v - Transition to Host OS + : (beginning identical to above) + : + v + basic.target + | emergency.service + ______________________/| | + / | v + | sysroot.mount emergency.target + | | + | v + | initrd-root-fs.target + | | + | v + v initrd-parse-etc.service + (custom initrd | + services...) v + | (sysroot-usr.mount and + | various mounts marked + | with fstab option + | x-initrd.mount...) + | | + | v + | initrd-fs.target + \______________________ | + \| + v + initrd.target + | + v + initrd-cleanup.service + isolates to + initrd-switch-root.target + | + v + ______________________/| + / v + | initrd-udevadm-cleanup-db.service + v | + (custom initrd | + services...) | + \______________________ | + \| + v + initrd-switch-root.target + | + v + initrd-switch-root.service + | + v + Transition to Host OS - System Manager Shutdown System shutdown with systemd also consists of various target units with some minimal ordering structure applied: - (conflicts with (conflicts with - all system all file system - services) mounts, swaps, - | cryptsetup - | devices, ...) - | | - v v - shutdown.target umount.target - | | - \_______ ______/ - \ / - v - (various low-level - services) - | - v - final.target - | - _____________________________________/ \_________________________________ - / | | \ - | | | | - v v v v + (conflicts with (conflicts with + all system all file system + services) mounts, swaps, + | cryptsetup + | devices, ...) + | | + v v + shutdown.target umount.target + | | + \_______ ______/ + \ / + v + (various low-level + services) + | + v + final.target + | + _____________________________________/ \_________________________________ + / | | \ + | | | | + v v v v systemd-reboot.service systemd-poweroff.service systemd-halt.service systemd-kexec.service - | | | | - v v v v - reboot.target poweroff.target halt.target kexec.target + | | | | + v v v v + reboot.target poweroff.target halt.target kexec.target Commonly used system shutdown targets are emphasized.