awk -F',' '$2 >= "2026-10-07T15:25:00" && $2 < "2026-10-07T16:25:00"' boiler.txt > hour.txt
wc -l hour.txt
head -3 hour.txt
tail -3 hour.txt

exit

tail -1000 boiler.txt | grep ',2026-10-07T15:25' > hour.txt
wc -l hour.txt
head -3 hour.txt
tail -3 hour.txt