Similar effect on my machine: The ThinkPad x61s is running ubuntu 11.04. The upowerd (0.9.9-4) shows sometimes a wrong energy-full value after wake up from standby:
upower --monitor-detail Monitoring activity from the power daemon. Press Ctrl+C to cancel. [14:46:10.037] device changed: /org/freedesktop/UPower/devices/battery_BAT0 native-path: /sys/devices/LNXSYSTM:00/device:00/PNP0A08:00/device:01/PNP0C09:00/PNP0C0A:00/power_supply/BAT0 vendor: SANYO model: 92P1003 serial: 804 power supply: yes updated: Sun Jun 12 14:46:09 2011 (1 seconds ago) has history: yes has statistics: yes battery present: yes rechargeable: yes state: discharging energy: 10.16 Wh energy-empty: 0 Wh energy-full: 166.08 Wh energy-full-design: 63.36 Wh energy-rate: 11.691 W voltage: 13.82 V time to empty: 52.1 minutes percentage: 6.11753% capacity: 98.6742% technology: lithium-ion History (charge): 1307882769 6.118 discharging 1307882739 6.190 discharging 1307882709 6.274 discharging 1307882679 6.334 discharging History (rate): 1307882769 11.691 discharging 1307882740 13.400 discharging 1307882710 12.879 discharging 1307882679 13.064 discharging Workaround: As mentioned already, restart the upowerd after wake up seems to help. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/770881 Title: upower shows wrong battery percentage after waking up from suspend To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/upower/+bug/770881/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs