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It also includes a program to suspend the system to RAM after the state is saved to disk. In that state, the system still uses power, but resuming is faster. If the battery depletes, the state is resumed from disk without data loss.
Optional features include encrypting the system snapshot.
To use this package you need a Linux kernel version 2.6.17-rc1 or newer configured to use an initramfs. Hooks and scripts to integrate with initramfs-tools are provided.
Userland support for suspend ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Copyright (C) 2005 Rafael J. Wysocki <firstname.lastname@example.org> Copyright (C) 2006 Pavel Machek <email@example.com> This package contains some userland tools allowing you to suspend a Linux system either to disk or to RAM. These tools provide some capabilities that are not available in the vanilla Linux kernel. The suspend to disk can be carried more»
uswsusp for Debian ------------------ For suspend/resume to work at all you need a kernel version 2.6.17-rc1 or above. Proper support for s2both on powerpc appeared in version 2.6.22. You will also need a swap partition or file. For swap file support you need kernel version 2.6.20 or above, swapfile in a LVM partition has a bug and is currently not working. Finally, you need an initramfs to st more»
Suspend encryption ~~~~~~~~~~~~~~~~~~ Encryption in suspend-utils uses RSA internally; the reason is that we want to only prompt for passphrase on resume. So, during suspend, the image is effectively encrypted with a public key, and during resume, the user has to first decrypt the corresponding private key using a passphrase, which then is used to decrypt the image. The image is always encrypted more»
HOWTO get suspend to RAM to work out of the box. ================================================ St more»
uswsusp for Debian ------------------ This source package consists of a git pull coming from the su more»
uswsusp (0.7-1) unstable; urgency=low NOTE, by default update-initramfs -u only updates the ini more»
USWSUSP.CONF(5) uswsusp.conf USWSUSP.CONF(5) NAME uswsusp.conf - C more»
S2DISK(8) s2disk S2DISK(8) NAME s2disk - program more»