leave only N lines in log files

2020-04-23 11:16:46 +02:00 · 2020-04-23 11:16:46 +02:00 · bd8a4cc189
commit bd8a4cc189
parent 05c39d7297
1 changed files with 2 additions and 2 deletions
--- a/metrics_service.sh
+++ b/metrics_service.sh
@ -22,5 +22,5 @@ awk '{sum += $1; n++} END { print sum / n; }' < wer_per_line.txt >> wer.txt
 awk '{if ($1 == 0) acc += 1;} END { print ( acc / NR) * 100; }' < wer_per_line.txt >> srr.txt

 # trim the files to max N lines
-tail -15 wer.txt
-tail -15 srr.txt
+echo "$(tail -15 wer.txt)" > wer.txt
+echo "$(tail -15 srr.txt)" > srr.txt