tiagoamaro · January 15, 2025 13:51
diff --git a/apps.md b/apps.md
diff --git a/cinnamon-applets.md b/cinnamon-applets.md
diff --git a/disable-host-controller-interface-for-suspend.md b/disable-host-controller-interface-for-suspend.md
diff --git a/genmon-monitoring.sh b/genmon-monitoring.sh
 #!/bin/bash

 # System resources shell script, based on several sources, which I will list as I go.

 # CPU usage
 # Source:xfce4-genmon script to monitor current cpu usage
 # 2020 (ɔ) almaceleste

 # cpu usage threshold warning (in %) - yellow
 warn=70
 # cpu usage threshold alarm (in %) - red
 alarm=90

 cpu=$(top -bn 2 -d 0.2 | grep '^%Cpu' | tail -n 1 | awk '{printf "%2d", $2+$4+$6}')

 color='lightgrey'
 if [ $cpu -gt $alarm ]
 then
    color='red'
 elif [ $cpu -gt $warn ]
 then
    color='yellow'
 fi
 cpu="${cpu}%"

 cpu_output="$cpu%"

 # Memory usage.
 # Source: xfce4-genmon script to monitor current memory usage
 # 2020 (ɔ) almaceleste

 # `free` has the following output:
 #                total        used        free      shared  buff/cache   available
 # Mem:            31Gi        13Gi       3.6Gi       369Mi        14Gi        17Gi
 # Swap:          8.0Gi        21Mi       8.0Gi
 # We're using the total mem with awk parsing to fetch the first line with 2 fields
 used=$(free --giga | grep Mem | awk '{printf "%dG", $3}')
 total_memory=$(free --giga --human | grep Mem | awk '{printf "%dG", $2}')

 # Network
 # Source: https://github.com/rxxb/xfce4-genmon-netmonitor/blob/main/netmon.sh

 interface=`ip r | grep '^default' | awk '{print $5}'`
 if [ ! -d ~/.cache ]; then
 	mkdir ~/.cache
 fi
 if [ ! -z $interface ]; then
 	rx_curr=`cat /sys/class/net/$interface/statistics/rx_bytes`
 	tx_curr=`cat /sys/class/net/$interface/statistics/tx_bytes`
 	if [ ! -f ~/.cache/rx_prev_bytes ]; then
 		echo $rx_curr > ~/.cache/rx_prev_bytes
 		echo $tx_curr > ~/.cache/tx_prev_bytes
 	fi
 	rx_prev=`cat ~/.cache/rx_prev_bytes`
 	tx_prev=`cat ~/.cache/tx_prev_bytes`
 	rx_comp=$((($rx_curr-$rx_prev)))
 	tx_comp=$((($tx_curr-$tx_prev)))
    rx_human=$(numfmt --to=iec $rx_comp)
    tx_human=$(numfmt --to=iec $tx_comp)
 	echo $rx_curr > ~/.cache/rx_prev_bytes
 	echo $tx_curr > ~/.cache/tx_prev_bytes
 else
 	tx_human="Offline"
 	rx_human="Offline"
 	if [ -f ~/.cache/rx_prev_bytes ]; then
 		rm ~/.cache/rx_prev_bytes
 		rm ~/.cache/tx_prev_bytes
 	fi
 fi

 # Disk (similar to the above, but picking up from /sys/block/dm-0/stat)
 device="dm-0"
 if [ ! -d ~/.cache ]; then
 	mkdir ~/.cache
 fi

 # Get sectors read
 ioread_curr=`cat /sys/block/$device/stat | awk '{print $3}'`
 iowrite_curr=`cat /sys/block/$device/stat | awk '{print $7}'`
 ioread_prev=`cat ~/.cache/ioread_prev_bytes`
 iowrite_prev=`cat ~/.cache/iowrite_prev_bytes`
 ioread_comp=$((($ioread_curr-$ioread_prev) * 512))
 iowrite_comp=$((($iowrite_curr-$iowrite_prev) * 512))
 ioread_human=$(numfmt --to=iec $ioread_comp)
 iowrite_human=$(numfmt --to=iec $iowrite_comp)
 echo $ioread_curr > ~/.cache/ioread_prev_bytes
 echo $iowrite_curr > ~/.cache/iowrite_prev_bytes

 # Output

 printf "C: $cpu_output | M: $used/$total_memory | RX: $rx_human, TX: $tx_human | IO/R: $ioread_human, IO/W: $iowrite_human "
diff --git a/gnome-extensions.md b/gnome-extensions.md
	#!/bin/bash

	# System resources shell script, based on several sources, which I will list as I go.

	# CPU usage
	# Source:xfce4-genmon script to monitor current cpu usage
	# 2020 (ɔ) almaceleste

	# cpu usage threshold warning (in %) - yellow
	warn=70
	# cpu usage threshold alarm (in %) - red
	alarm=90

	cpu=$(top -bn 2 -d 0.2 \| grep '^%Cpu' \| tail -n 1 \| awk '{printf "%2d", $2+$4+$6}')

	color='lightgrey'
	if [ $cpu -gt $alarm ]
	then
	color='red'
	elif [ $cpu -gt $warn ]
	then
	color='yellow'
	fi
	cpu="${cpu}%"

	cpu_output="$cpu%"

	# Memory usage.
	# Source: xfce4-genmon script to monitor current memory usage
	# 2020 (ɔ) almaceleste

	# `free` has the following output:
	# total used free shared buff/cache available
	# Mem: 31Gi 13Gi 3.6Gi 369Mi 14Gi 17Gi
	# Swap: 8.0Gi 21Mi 8.0Gi
	# We're using the total mem with awk parsing to fetch the first line with 2 fields
	used=$(free --giga \| grep Mem \| awk '{printf "%dG", $3}')
	total_memory=$(free --giga --human \| grep Mem \| awk '{printf "%dG", $2}')

	# Network
	# Source: https://github.com/rxxb/xfce4-genmon-netmonitor/blob/main/netmon.sh

	interface=`ip r \| grep '^default' \| awk '{print $5}'`
	if [ ! -d ~/.cache ]; then
	mkdir ~/.cache
	fi
	if [ ! -z $interface ]; then
	rx_curr=`cat /sys/class/net/$interface/statistics/rx_bytes`
	tx_curr=`cat /sys/class/net/$interface/statistics/tx_bytes`
	if [ ! -f ~/.cache/rx_prev_bytes ]; then
	echo $rx_curr > ~/.cache/rx_prev_bytes
	echo $tx_curr > ~/.cache/tx_prev_bytes
	fi
	rx_prev=`cat ~/.cache/rx_prev_bytes`
	tx_prev=`cat ~/.cache/tx_prev_bytes`
	rx_comp=$((($rx_curr-$rx_prev)))
	tx_comp=$((($tx_curr-$tx_prev)))
	rx_human=$(numfmt --to=iec $rx_comp)
	tx_human=$(numfmt --to=iec $tx_comp)
	echo $rx_curr > ~/.cache/rx_prev_bytes
	echo $tx_curr > ~/.cache/tx_prev_bytes
	else
	tx_human="Offline"
	rx_human="Offline"
	if [ -f ~/.cache/rx_prev_bytes ]; then
	rm ~/.cache/rx_prev_bytes
	rm ~/.cache/tx_prev_bytes
	fi
	fi

	# Disk (similar to the above, but picking up from /sys/block/dm-0/stat)
	device="dm-0"
	if [ ! -d ~/.cache ]; then
	mkdir ~/.cache
	fi

	# Get sectors read
	ioread_curr=`cat /sys/block/$device/stat \| awk '{print $3}'`
	iowrite_curr=`cat /sys/block/$device/stat \| awk '{print $7}'`
	ioread_prev=`cat ~/.cache/ioread_prev_bytes`
	iowrite_prev=`cat ~/.cache/iowrite_prev_bytes`
	ioread_comp=$((($ioread_curr-$ioread_prev) * 512))
	iowrite_comp=$((($iowrite_curr-$iowrite_prev) * 512))
	ioread_human=$(numfmt --to=iec $ioread_comp)
	iowrite_human=$(numfmt --to=iec $iowrite_comp)
	echo $ioread_curr > ~/.cache/ioread_prev_bytes
	echo $iowrite_curr > ~/.cache/iowrite_prev_bytes

	# Output

	printf "C: $cpu_output \| M: $used/$total_memory \| RX: $rx_human, TX: $tx_human \| IO/R: $ioread_human, IO/W: $iowrite_human "
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