Debian Batarya Durumunu Göüntüleme

su - 
ls /sys/class/power_supply/BAT1/
alarm        device       energy_full_design  manufacturer  power      present        status     technology  uevent              voltage_now
cycle_count  energy_full  energy_now          model_name    power_now  serial_number  subsystem  type        voltage_min_design

cat /sys/class/power_supply/BAT1/energy_full_design
52170000

cat /sys/class/power_supply/BAT1/energy_full
39280000

cat /sys/class/power_supply/BAT1/energy_now 
39280000

cat /sys/class/power_supply/BAT1/status 
Charging

acpi -bi
Battery 0: Charging, 100%,  until charged
Battery 0: design capacity 4188 mAh, last full capacity 3153 mAh = 75%

acpitool -B
  Battery #1     : present
    Remaining capacity : 39280 mWh, 100.0%, 00:00:00
    Design capacity    : 52170 mWh
    Last full capacity : 39280 mWh, 75.29% of design capacity
    Capacity loss      : 24.71%
    Present rate       : 2628 mW
    Charging state     : Charging
    Battery type       : Li-ion

vim ~/.battery/update_battery_charge.sh

#!/bin/sh
# Update battery charge level

rrd_file="/home/huso/.battery/battery_capacity.rrd"

charge_now=`cat /sys/class/power_supply/BAT1/energy_now`
charge_now=`expr ${charge_now} / 1000`

rrdtool update ${rrd_file} N:${charge_now}

su - huso
vim ~/.battery/graph_battery_charge.sh 
#!/bin/sh
# Create "battery charge level" graphs for 1 day, 1 week and 1 month

rrd_file="/home/huso/.battery/battery_capacity.rrd"
destination="/home/huso/.battery/"

for period in "1d" "1w" "1m"
do
  /usr/bin/rrdtool graph - \
        --imgformat=PNG -N \
        --start=-${period} \
        --end=-60 \
        --title="Battery capacity - ${period}" \
        --rigid \
        --base=1000 \
        --full-size-mode \
        --height=210 \
        --width=590 \
        --upper-limit=6000 \
        --lower-limit=0 \
        --vertical-label="mAh" \
        --slope-mode \
        --border 0 \
        --color BACK#FFFFFF \
        --color GRID#FFFFFF \
        --color MGRID#FFFFFF \
        DEF:a=${rrd_file}:capacity:MAX \
        HRULE:5856#FF0000:"Maximum battery capacity" \
        CDEF:b=a,UN,PREV,a,IF \
        LINE:b#dddddd \
        LINE:a#000FF0FF:"Battery capacity" > ${destination}battery_charge_level_${period}.png
done