Comment 40 for bug 1482390

Still reproducible with 4.6.0-040600rc6-generic:

$ uname -a
Linux bnasws02 4.6.0-040600rc6-generic #201605012031 SMP Mon May 2 00:33:26 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux

AC connected

$ sudo acpitool -a -b
  Battery #1 : Discharging, 98.02%
  AC adapter : online

$ sudo acpitool -B
  Battery #1 : present
    Remaining capacity : 50272 mWh, 98.02%
    Design capacity : 56041 mWh
    Last full capacity : 51290 mWh, 91.52% of design capacity
    Capacity loss : 8.478%
    Present rate : 0 mW
    Charging state : Discharging
    Battery type : Li-ion
    Model number : ASUS

AC disconnected

$ sudo acpitool -a -b
  Battery #1 : Discharging, 98.02%, 04:23:32
  AC adapter : off-line

$ sudo acpitool -B
  Battery #1 : present
    Remaining capacity : 50272 mWh, 98.02%, 04:32:25
    Design capacity : 56041 mWh
    Last full capacity : 51290 mWh, 91.52% of design capacity
    Capacity loss : 8.478%
    Present rate : 11072 mW
    Charging state : Discharging
    Battery type : Li-ion
    Model number : ASUS