Public bug reported: The fan on my thinkpad acpi begins in 'level 1' mode on boot or shortly after.
r...@portland:~/Kernel# cat /proc/acpi/ibm/fan status: enabled speed: 1875 level: 1 commands: level <level> (<level> is 0-7, auto, disengaged, full-speed) commands: enable, disable commands: watchdog <timeout> (<timeout> is 0 (off), 1-120 (seconds)) After some usage it climbs to r...@portland:~/Kernel# cat /proc/acpi/ibm/fan status: enabled speed: 3387 level: auto However it fails to drop back to its normal speed once the temperature has dropped back to it's pre-boot temperature. r...@portland:~/Kernel# acpi -V Battery 0: Discharging, 58%, 04:16:44 remaining Battery 0: design capacity 84240 mAh, last full capacity 84390 mAh = 100% AC Adapter 0: off-line Thermal 0: ok, 33.0 degrees C Thermal 1: ok, 36.0 degrees C Cooling 0: LCD 9 of 15 Cooling 1: Processor 0 of 10 Cooling 2: Processor 0 of 10 Although the fan is reasonably quiet I assume it would use more battery to spin the fan at the higher speed. r...@portland:~/Kernel# cat /proc/acpi/ibm/thermal temperatures: 35 44 -128 35 31 -128 30 -128 40 38 -128 -128 -128 -128 -128 -128 The thinkpad is also pretty thin and doesn't feel at all hot anywhere on any surface. ProblemType: Bug Architecture: i386 DistroRelease: Ubuntu 9.04 HibernationDevice: RESUME=UUID=e9f54ed0-3930-4863-a768-ebebe968bfc4 MachineType: LENOVO 7454A13 Package: linux-image-2.6.30-020630rc7-generic 2.6.30-020630rc7 ProcCmdLine: root=UUID=f808f408-9cd9-44d2-8e4d-fda7e2f4e012 ro quiet splash ProcEnviron: LANGUAGE= PATH=(custom, no user) LANG=en_AU.UTF-8 SHELL=/bin/bash ProcVersionSignature: Error: [Errno 2] No such file or directory: '/proc/version_signature' SourcePackage: linux UnreportableReason: This is not a genuine Ubuntu package ** Affects: linux (Ubuntu) Importance: Undecided Status: New ** Tags: apport-bug i386 -- thinkpad-acpi X200 Thinkpad fan fails to spin down . https://bugs.launchpad.net/bugs/380303 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs