Contents
How does suspend work in different versions of Debian?
Because the core system components change rapidly among Debian versions, software suspend works differently on different versions of Debians. This page is divided according to Debian versions from new to old. For more reading material, see also the links at the bottom of this page about hibernate and suspend.
Why does my system freeze during suspend in Debian?
A common issue found on systems upgrading from old versions of Debian is the enabling of quirk-s3-bios freezes the system during suspend. If your system freezes during suspend, check the pm-suspend.log carefully after enabled debugging and make sure quirk-s3-bios is not used. The kernel has a Suspend testing facility changelog.
How to know if power management is suspended in Debian?
The Battery and Brightness item in your system tray will let you know if power management is suspended, and what process is currently suspending it. For systems which should never attempt any type of suspension, these targets can be disabled at the systemd level with the following: To re-enable hibernate and suspend use the following command:
Is there a suspend button in KDE 5.16?
KDE already has a suspend button in its normal shutdown menu, though it may instead be labelled as “Sleep” in Plasma 5.16 and newer. Cases where it might not appear are if powerdevil or upower aren’t installed. systemd is used if available, but it’s not required.
Is the Hal package still installed in suspend?
A very notable change is that HAL is phased out. If you still have the hal package installed, you should remove it or it will interference with pm-utils during suspend. If the suspend / resume works well on your system, you are lucky and no need to read anything on this page.
How to suspend systemd, pm-utils and its hooks?
With systemd, pm-utils and its hooks are not used any more, instead there’s systemd-suspend. To suspend use: One option is to use the Gnome “suspend-button” extension at https://extensions.gnome.org/extension/826/suspend-button/ Another option, under Gnome shell, is to simply press ALT before clicking the shutdown button in the user menu.