From 53e7e7277c118bcf108f8e7c0c5bc8513ec5226a Mon Sep 17 00:00:00 2001
From: Hristo <jeleff@gmail.com>
Date: Sun, 20 Nov 2022 21:33:39 +0200
Subject: [PATCH] fix swap file display for RPi Zero

---
 src/rpi-cpu2mqtt.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/rpi-cpu2mqtt.py b/src/rpi-cpu2mqtt.py
index 5d61aa9..6c764a8 100644
--- a/src/rpi-cpu2mqtt.py
+++ b/src/rpi-cpu2mqtt.py
@@ -64,7 +64,7 @@ def check_voltage():
 
 
 def check_swap():
-    full_cmd = "free -t | awk 'NR == 3 {print $3/$2*100}'"
+    full_cmd = "free -t |grep -i swap | awk 'NR == 1 {print $3/$2*100}'"
     swap = subprocess.Popen(full_cmd, shell=True, stdout=subprocess.PIPE).communicate()[0]
     swap = round(float(swap.decode("utf-8").replace(",", ".")), 1)
     return swap