hw-test/scripts/scan-meminfo

#!/bin/bash

if [[ -z $OUTPUT_DIR ]] ; then
	source scan-dmidecode
fi

cat /proc/meminfo > $OUTPUT_DIR/meminfo

MEM_RESERVED=256 #MB
MEM_AVAILABLE=`cat /proc/meminfo \
	| grep 'MemAvailable' \
	| grep 'kB' \
	| cut -d ':' -f 2 \
	| sed 's/[^0-9]\+//g'`
if [[ -z $MEM_AVAILABLE ]] ; then
	MEM_AVAILABLE=`cat /proc/meminfo \
		| grep 'MemFree' \
		| grep 'kB' \
		| cut -d ':' -f 2 \
		| sed 's/[^0-9]\+//g'`

fi
if [[ -z $MEM_AVAILABLE ]] ; then
	echo "Error: Could not parse /proc/meminfo for available memory" >&2
	exit 2
fi
MEM_TESTABLE=$(( MEM_AVAILABLE - (MEM_RESERVED * 1024) ))
if (( $MEM_TESTABLE < 1024 )) ; then
	echo "Testable memory $MEM_TESTABLE lower than 1 MB. Exiting" >&2
	exit 3
fi
export MEM_TESTABLE

echo "$MEM_AVAILABLE kB available in system"
echo "$MEM_TESTABLE kB usable for memtester"