我在一台戴尔 Inspiron 14 系列 5000 机器上安装了 Ubuntu 14.04 LTS 和 Win8.1 双启动系统。它有很多 bug,首先是无线不稳定,然后每次更新都会出现新的 bug,我猜是这些 bug 让我厌烦了。
最近,当我启动计算机时,无论是否插入电源,电池都会显示正确的百分比,但它永远不会改变。该值是固定的,直到电量完全耗尽,只有那时我才知道应该插入电源。运行时:
upower -i /org/freedesktop/UPower/devices/battery_BAT0
我得到:
native-path: (null)
power supply: no
updated: Thu 01 Jan 1970 02:00:00 EET (1442252072 seconds ago)
has history: no
has statistics: no
unknown
warning-level: unknown
icon-name: '(null)'
运行时:
upower -i /org/freedesktop/UPower/devices/battery_BAT1
我得到:
native-path: BAT1
vendor: SANYO
model: DELL R0JM64B4
serial: 0994
power supply: yes
updated: Mon 14 Sep 2015 19:47:30 EET (84 seconds ago)
has history: yes
has statistics: yes
battery
present: yes
rechargeable: yes
state: discharging
warning-level: none
energy: 16.7292 Wh
energy-empty: 0 Wh
energy-full: 39.6468 Wh
energy-full-design: 45.144 Wh
energy-rate: 11.1888 W
voltage: 10.65 V
time to empty: 1.5 hours
percentage: 42%
capacity: 87.823%
technology: lithium-ion
icon-name: 'battery-good-symbolic'
History (charge):
1442252850 42.000 discharging
这time to empty
是实际时间,而不是电池图标中显示的时间。
[更新] 正在运行:
acpi -b
得到我:
Battery 0: Discharging, 15%, 00:32:53 remaining