Datasheet

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Using the subprocess class, python can utilize linux commands to access the Pi's system information. This

loop updates the screen at 10 times a second.

That's all there is to the stats.py code!

More Demos & Examples

You can check out our other examples in the example, just make sure to edit each one with nano animate.py for

example, and find the line that says:

and change it to:

and make sure that the configuration section where you choose which type of display, looks like this

while True:

# Draw a black filled box to clear the image.

draw.rectangle((0,0,width,height), outline=0, fill=0)

# Shell scripts for system monitoring from here : https://unix.stackexchange.com/questions/119126/command-to-display-memory-usage-disk-usage-and-cpu-load

cmd = "hostname -I | cut -d\' \' -f1"

IP = subprocess.check_output(cmd, shell = True )

cmd = "top -bn1 | grep load | awk '{printf \"CPU Load: %.2f\", $(NF-2)}'"

CPU = subprocess.check_output(cmd, shell = True )

cmd = "free -m | awk 'NR==2{printf \"Mem: %s/%sMB %.2f%%\", $3,$2,$3*100/$2 }'"

MemUsage = subprocess.check_output(cmd, shell = True )

cmd = "df -h | awk '$NF==\"/\"{printf \"Disk: %d/%dGB %s\", $3,$2,$5}'"

Disk = subprocess.check_output(cmd, shell = True )

# Write two lines of text.

draw.text((x, top), "IP: " + str(IP), font=font, fill=255)

draw.text((x, top+8), str(CPU), font=font, fill=255)

draw.text((x, top+16), str(MemUsage), font=font, fill=255)

draw.text((x, top+25), str(Disk), font=font, fill=255)

# Display image.

disp.image(image)

disp.display()

time.sleep(.1)

# Raspberry Pi pin configuration:

RST = 24

# Raspberry Pi pin configuration:

RST = None # PiOLED does not require reset pin