[Expired for gnome-applets (Ubuntu) because there has been no activity
for 60 days.]
** Changed in: gnome-applets (Ubuntu)
Status: Incomplete = Expired
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** Changed in: gnome-applets (Ubuntu)
Status: Confirmed = Incomplete
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https://bugs.launchpad.net/bugs/555315
Title:
ondemand CPU Scaling does not work
Regarding ThinkPad throttling the CPU when powered by the 65 W AC adapter and
no battery, see
http://forums.lenovo.com/t5/X-Series-Tablet-ThinkPad-Laptops/X61-Your-power-adapter-may-be-cheating-you/td-p/17870
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Desktop
I have this issue on a new Thinkpad X220 only when i am on AC power WITHOUT the
battery. I've found that this happens due the 65W AC adaptor does not supply
enough power to handle peak power draws from the CPU/disk/GPU on the later
ThinkPads and probably other laptops and automatically
Additional information:
When I set the governor to performance, then when the laptop is on battery
power the CPU frequency is ramped up from 1.60GHz to the full 2.80GHz.
When the A/C power adapter is plugged in and the governor is set to
performance, the CPU frequency remains at 1.60GHz and
** Changed in: gnome-applets (Ubuntu)
Status: Incomplete = Confirmed
** Description changed:
Binary package hint: gnome-applets
+ Ubuntu 11.04
Ubuntu 9.10
gnome-applets:
- Installed: 2.28.0-0ubuntu2
- Candidate: 2.28.0-0ubuntu2
+ Installed: 2.28.0-0ubuntu2
+ Candidate:
This bug also affects me.
When on battery, cpu frequency scales properly on-demand 1.6 to 2.8 GHz.
(current policy shows range of 1.6 to 2.8)
When AC adapter is plugged in, cpu frequency is locked at 1.6 Ghz. (current
policy shows range of 1.6 to 1.6)
-Computer-
Processor : 2x
** Summary changed:
- CPU Scaling does not work when AC adapter is plugged in
+ ondemand CPU Scaling does not work when AC adapter is plugged in
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ondemand CPU Scaling does not work when AC adapter is plugged in
https://bugs.launchpad.net/bugs/555315
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