How do I view Squid Log files

Display log files in real time

Use tail command as follows:
# tail -f /var/log/squid/access.log
OR
$ sudo tail -f /var/log/squid/access.log

Search log files

Use grep command as follows:
grep 'string-to-search' /var/log/squid/access.log

View log files

Finally you can use text editor such as vi to view log files:
# vi /var/log/squid/access.log