Power Savings

Laptop Mode Tools 1.74 Laptop Mode Tools version 1.74 has been released. This release includes important bug fixes, some defaults settings updated to current driver support in Linux and support for devices with nouveau based nVIDIA cards. A filtered list of changes is mentioned below. For the full log, please refer to the git repository 1.74 - Sat Jul 18 19:10:40 IST 2020 * With 4.15+ kernels, Linux Intel SATA has a better link power saving policy, med_power_with_dipm, which should be the recommended one to use * Disable defaults for syslog logging * Initialize LM_VERBOSE with default to disabled * Merge pull request #157 from rickysarraf/nouveau * Add power saving module for nouveau cards * Disable ethernet module by default * Add board-specific folder and documentation * Add execute bit on module radeon-dpm * Drop unlock because there is no lock acquired Resources Source tarball, Feodra/SUSE RPM Packages available at project’s release page Debian packages will be available soon in Unstable. [Read More]

Laptop Mode Tools 1.73 I am pleased to announce the release of Laptop Mode Tools version 1.73 This release includes many bug fixes. For user convenience, 2 command options have been added. rrs@priyasi:~$ laptop_mode -h **************************** Following user commands are understood status : Display a Laptop Mode Tools power savings status power-stats : Display the power statistics on the machine power-events : Trap power related events on the machine help : Display this help message (--help, -h) version : Display program version (--version, -v) **************************** 15:22 ♒ ॐ ☺ 😄 rrs@priyasi:~$ sudo laptop_mode status [sudo] password for rrs: Mounts: /dev/mapper/nvme0n1p4_crypt on / type btrfs (rw,noatime,compress=zstd:3,ssd,space_cache,autodefrag,subvolid=5,subvol=/) /dev/nvme0n1p3 on /boot type ext4 (rw,relatime) /dev/nvme0n1p1 on /boot/efi type vfat (rw,relatime,fmask=0077,dmask=0077,codepage=437,iocharset=ascii,shortname=mixed,utf8,errors=remount-ro) /dev/fuse on /run/user/1000/doc type fuse (rw,nosuid,nodev,relatime,user_id=1000,group_id=1000) Drive power status: Cannot read /dev/[hs]d[abcdefgh], permission denied - /usr/sbin/laptop_mode needs to be run as root (NOTE: drive settings affected by Laptop Mode cannot be retrieved. [Read More]