Update cheatsheets

2026-02-15 23:48:56 +00:00 · 2025-10-14 00:19:04 +00:00
parent 1111290472
commit 220486abce
43 changed files with 289 additions and 47 deletions
--- a/tldr/linux/bootctl
+++ b/tldr/linux/bootctl
@@ -6,7 +6,7 @@ source: https://github.com/tldr-pages/tldr.git
 # bootctl

 > Control EFI firmware boot settings and manage boot loader.
-> More information: <https://manned.org/bootctl>.
+> More information: <https://www.freedesktop.org/software/systemd/man/bootctl.html>.

 - Show information about the system firmware and the bootloaders:

--- a/tldr/linux/homectl
+++ b/tldr/linux/homectl
@@ -6,7 +6,7 @@ source: https://github.com/tldr-pages/tldr.git
 # homectl

 > Create, remove, change or inspect home directories using the systemd-homed service.
-> More information: <https://manned.org/homectl>.
+> More information: <https://www.freedesktop.org/software/systemd/man/homectl.html>.

 - List user accounts and their associated home directories:

--- a/tldr/linux/hostnamectl
+++ b/tldr/linux/hostnamectl
@@ -6,7 +6,7 @@ source: https://github.com/tldr-pages/tldr.git
 # hostnamectl

 > Get or set the hostname of the computer.
-> More information: <https://manned.org/hostnamectl>.
+> More information: <https://www.freedesktop.org/software/systemd/man/hostnamectl.html>.

 - Get the hostname of the computer:

--- a/tldr/linux/importctl
+++ b/tldr/linux/importctl
@@ -6,7 +6,7 @@ source: https://github.com/tldr-pages/tldr.git
 # importctl

 > Download, Import, or Export disk images.
-> More information: <https://manned.org/importctl>.
+> More information: <https://www.freedesktop.org/software/systemd/man/importctl.html>.

 - Download image in tarball format from a url via pull:

--- a/tldr/linux/journalctl
+++ b/tldr/linux/journalctl
@@ -6,7 +6,7 @@ source: https://github.com/tldr-pages/tldr.git
 # journalctl

 > Query the systemd journal.
-> More information: <https://manned.org/journalctl>.
+> More information: <https://www.freedesktop.org/software/systemd/man/journalctl.html>.

 - Show all messages with priority level 3 (errors) from this boot:

--- a/tldr/linux/kernel-install
+++ b/tldr/linux/kernel-install
@@ -6,7 +6,7 @@ source: https://github.com/tldr-pages/tldr.git
 # kernel-install

 > Add and remove kernel and initrd images to and from `/boot`.
-> More information: <https://manned.org/kernel-install.8>.
+> More information: <https://www.freedesktop.org/software/systemd/man/kernel-install.html>.

 - Add kernel and initramfs images to bootloader partition:

--- a/tldr/linux/systemctl-default
+++ b/tldr/linux/systemctl-default
@@ -6,7 +6,7 @@ source: https://github.com/tldr-pages/tldr.git
 # systemctl default

 > Enter system default mode.
-> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#default>.
+> More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#default>.

 - Enter default mode as a blocking operation:

--- a/tldr/linux/systemctl-get-default
+++ b/tldr/linux/systemctl-get-default
@@ -6,7 +6,7 @@ source: https://github.com/tldr-pages/tldr.git
 # systemctl get-default

 > Display the default target (runlevel) that the system will boot into.
-> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#get-default>.
+> More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#get-default>.

 - Check the default target on your system:

--- a/tldr/linux/systemctl-hibernate
+++ b/tldr/linux/systemctl-hibernate
@@ -0,0 +1,21 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# systemctl hibernate
+
+> Hibernate the system by saving the current state to disk and powering off.
+> More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#hibernate>.
+
+- Hibernate the system immediately:
+
+`systemctl hibernate`
+
+- Force hibernation even if inhibitors are present:
+
+`systemctl hibernate --force`
+
+- Hibernate the system without sending a message to logged-in users:
+
+`systemctl hibernate --no-wall`
--- a/tldr/linux/systemctl-hybrid-sleep
+++ b/tldr/linux/systemctl-hybrid-sleep
@@ -0,0 +1,21 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# systemctl hybrid-sleep
+
+> Put the system into hybrid sleep, which combines suspend-to-RAM and hibernate.
+> More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#hybrid-sleep>.
+
+- Put the system into hybrid sleep immediately:
+
+`systemctl hybrid-sleep`
+
+- Force hybrid sleep even if inhibitors are present:
+
+`systemctl hybrid-sleep --force`
+
+- Put the system into hybrid sleep without sending a wall message to logged-in users:
+
+`systemctl hybrid-sleep --no-wall`
--- a/tldr/linux/systemctl-is-active
+++ b/tldr/linux/systemctl-is-active
@@ -6,7 +6,7 @@ source: https://github.com/tldr-pages/tldr.git
 # systemctl is-active

 > Check if one or more systemd units are active.
-> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#is-active%20PATTERN%E2%80%A6>.
+> More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#is-active%20PATTERN%E2%80%A6>.

 - Check whether a unit is active:

--- a/tldr/linux/systemctl-is-enabled
+++ b/tldr/linux/systemctl-is-enabled
@@ -7,7 +7,7 @@ source: https://github.com/tldr-pages/tldr.git

 > Check whether unit files are enabled.
 > See also: `systemctl enable`, `systemctl disable`.
-> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#is-enabled%20UNIT%E2%80%A6>.
+> More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#is-enabled%20UNIT%E2%80%A6>.

 - Show the enablement state:

--- a/tldr/linux/systemctl-is-system-running
+++ b/tldr/linux/systemctl-is-system-running
@@ -0,0 +1,21 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# systemctl is-system-running
+
+> Check the current state of the system.
+> More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#is-system-running>.
+
+- Check whether the system is operational and print the current state:
+
+`systemctl is-system-running`
+
+- Check and print the current state quietly (no output, only exit status):
+
+`systemctl is-system-running --quiet`
+
+- Wait until the boot process is completed before printing the current state:
+
+`systemctl is-system-running --wait`
--- a/tldr/linux/systemctl-list-automounts
+++ b/tldr/linux/systemctl-list-automounts
@@ -7,7 +7,7 @@ source: https://github.com/tldr-pages/tldr.git

 > List automount units currently in memory, showing mount paths and unit names.
 > See also: `systemctl list-units`, `systemctl list-unit-files`.
-> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#list-automounts%20PATTERN%E2%80%A6>.
+> More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#list-automounts%20PATTERN%E2%80%A6>.

 - List automount units currently in memory:

--- a/tldr/linux/systemctl-list-jobs
+++ b/tldr/linux/systemctl-list-jobs
@@ -6,7 +6,7 @@ source: https://github.com/tldr-pages/tldr.git
 # systemctl list-jobs

 > List of active systemd jobs that are currently queued or running on the system.
-> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#list-jobs%20PATTERN…>.
+> More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#list-jobs%20PATTERN…>.

 - List all active jobs:

--- a/tldr/linux/systemctl-list-unit-files
+++ b/tldr/linux/systemctl-list-unit-files
@@ -7,7 +7,7 @@ source: https://github.com/tldr-pages/tldr.git

 > List installed unit files and their enablement states.
 > See also: `systemctl list-units` for listing units currently loaded in memory.
-> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#list-unit-files%20PATTERN%E2%80%A6>.
+> More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#list-unit-files%20PATTERN%E2%80%A6>.

 - List installed unit files and their states:

--- a/tldr/linux/systemctl-list-units
+++ b/tldr/linux/systemctl-list-units
@@ -7,7 +7,7 @@ source: https://github.com/tldr-pages/tldr.git

 > List units that systemd currently has in memory.
 > See also: `systemctl list-unit-files` for listing installed unit files.
-> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#list-units%20PATTERN%E2%80%A6>.
+> More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#list-units%20PATTERN%E2%80%A6>.

 - List units which are active, have pending jobs, or have failed:

--- a/tldr/linux/systemctl-preset
+++ b/tldr/linux/systemctl-preset
@@ -7,7 +7,7 @@ source: https://github.com/tldr-pages/tldr.git

 > Reset the enablement state of unit files to the defaults specified in preset policy files.
 > See also: `systemctl preset-all`, `systemctl list-unit-files`.
-> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#preset%20UNIT%E2%80%A6>.
+> More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#preset%20UNIT%E2%80%A6>.

 - Reset the enablement state to preset defaults:

--- a/tldr/linux/systemctl-preset-all
+++ b/tldr/linux/systemctl-preset-all
@@ -7,7 +7,7 @@ source: https://github.com/tldr-pages/tldr.git

 > Reset the enablement state of all installed units to the defaults specified in preset policy files.
 > See also: `systemctl preset`, `systemctl list-unit-files`.
-> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#preset-all>.
+> More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#preset-all>.

 - Reset the enablement state of all installed units:

--- a/tldr/linux/systemctl-set-environment
+++ b/tldr/linux/systemctl-set-environment
@@ -6,7 +6,7 @@ source: https://github.com/tldr-pages/tldr.git
 # systemctl set-environment

 > Set one or more service manager environment variables.
-> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#set-environment%20VARIABLE=VALUE%E2%80%A6>.
+> More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#set-environment%20VARIABLE=VALUE%E2%80%A6>.

 - Set a single environment variable:

--- a/tldr/linux/systemctl-show-environment
+++ b/tldr/linux/systemctl-show-environment
@@ -6,7 +6,7 @@ source: https://github.com/tldr-pages/tldr.git
 # systemctl show-environment

 > Display systemd environment blocks.
-> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#show-environment>.
+> More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#show-environment>.

 - Display the environment block for the system:

--- a/tldr/linux/systemctl-soft-reboot
+++ b/tldr/linux/systemctl-soft-reboot
@@ -6,7 +6,7 @@ source: https://github.com/tldr-pages/tldr.git
 # systemctl soft-reboot

 > Shut down and reboot userspace, leaving the kernel running.
-> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#soft-reboot>.
+> More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#soft-reboot>.

 - Perform a soft reboot immediately:

--- a/tldr/linux/systemctl-suspend-then-hibernate
+++ b/tldr/linux/systemctl-suspend-then-hibernate
@@ -6,7 +6,7 @@ source: https://github.com/tldr-pages/tldr.git
 # systemctl suspend-then-hibernate

 > Suspend the system, then automatically hibernate after a period of inactivity.
-> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#suspend-then-hibernate>.
+> More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#suspend-then-hibernate>.

 - Suspend the system and hibernate after the configured delay:

--- a/tldr/linux/systemctl-switch-root
+++ b/tldr/linux/systemctl-switch-root
@@ -6,7 +6,7 @@ source: https://github.com/tldr-pages/tldr.git
 # systemctl switch-root

 > Switch to a new root filesystem and execute a new system manager.
-> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#switch-root%20ROOT%20INIT>.
+> More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#switch-root%20ROOT%20INIT>.

 - Switch to a new root filesystem and execute its default init system:

--- a/tldr/linux/systemctl-try-reload-or-restart
+++ b/tldr/linux/systemctl-try-reload-or-restart
@@ -6,7 +6,7 @@ source: https://github.com/tldr-pages/tldr.git
 # systemctl try-reload-or-restart

 > Reload one or more units if they support it; otherwise restart them.
-> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#try-reload-or-restart%20PATTERN%E2%80%A6>.
+> More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#try-reload-or-restart%20PATTERN%E2%80%A6>.

 - Reload or restart a specific unit:

--- a/tldr/linux/systemctl-try-restart
+++ b/tldr/linux/systemctl-try-restart
@@ -6,7 +6,7 @@ source: https://github.com/tldr-pages/tldr.git
 # systemctl try-restart

 > Restart one or more units only if they are currently running.
-> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#try-restart%20PATTERN%E2%80%A6>.
+> More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#try-restart%20PATTERN%E2%80%A6>.

 - Restart a specific unit if it is running:

--- a/tldr/linux/systemctl-unset-environment
+++ b/tldr/linux/systemctl-unset-environment
@@ -7,7 +7,7 @@ source: https://github.com/tldr-pages/tldr.git

 > Unset one or more service manager environment variables.
 > This undoes the effect of `systemctl set-environment`.
-> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#unset-environment%20VARIABLE%E2%80%A6>.
+> More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#unset-environment%20VARIABLE%E2%80%A6>.

 - Unset a single environment variable:

--- a/tldr/linux/timedatectl
+++ b/tldr/linux/timedatectl
@@ -6,7 +6,7 @@ source: https://github.com/tldr-pages/tldr.git
 # timedatectl

 > Control the system time and date.
-> More information: <https://manned.org/timedatectl>.
+> More information: <https://www.freedesktop.org/software/systemd/man/timedatectl.html>.

 - Check the current system clock time: