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#!/bin/bash
export TZ="America/New_York"
logfile="/tmp/check_lucee_mem.log"
# Truncate log if too large
maxlines=10000
keeplines=5000
if [ -f "$logfile" ]; then
lines=$(wc -l < "$logfile")
if [ "$lines" -gt "$maxlines" ]; then
tail -n $keeplines "$logfile" > "${logfile}.tmp" && mv "${logfile}.tmp" "$logfile"
fi
fi
mem=$(ps -C java -o rss= | awk '{sum+=$1} END {print sum/1024}')
threshold=2500
datetime=$(date '+%Y-%m-%d %H:%M:%S %Z')
echo "$datetime - Java is using $mem MB" >> $logfile
if (( $(echo "$mem > $threshold" | bc -l) )); then
echo "$datetime - Java is using $mem MB, restarting Lucee..." >> $logfile
if systemctl restart lucee >> $logfile 2>&1; then
echo "$datetime - Lucee restart successful" >> $logfile
else
echo "$datetime - Lucee restart FAILED" >> $logfile
fi
fi