crit

zcat -f /var/log/nginx/error.log* | grep "\[crit\]"
zcat -f /var/log/nginx/error.log* | grep "\[crit\]" | grep -v tls_early_post_process_client_hello

zcat -f /var/log/nginx/error.log* | grep "\[crit\]" | grep tls_early_post_process_client_hello | cut -d " " -f1  | sort | uniq -c

• error.log, crit