- Plesk for Linux
Site is constantly going in and out of service. There are errors in
CONFIG_TEXT: [warn] [client 10.20.30.40] mod_fcgid: can't apply process slot for /var/www/cgi-bin/cgi_wrapper/cgi_wrapper
There is a huge amount of requests from specific IPs
access_logfile for the affected website:
# tail -n 10000 /var/www/vhosts/system/example.com/logs/access_log |cut -f 1 -d ' '|sort|uniq -c|sort -nr|more
Website is under DDoS attack.
Contact server administrator to configure server security (block IPs of attackers with firewall, enable Fail2ban, etc)