/var/log:
  drwxr-xr-x   4 root      www-data           4096 Jun 16 18:17 apache2

/var/log/apache2:
  drwxr-xr-x  4 root www-data 4096 Jun 16 18:17 .
  drwxrwxr-x 12 root syslog   4096 Jun 16 06:25 ..
  -rw-r-----  1 root www-data    0 Jun 15 00:09 access.log
  -rw-r-----  1 root www-data 1796 Jun 16 19:22 error.log
  drwxrwxr-x  2 root www-data 4096 Jun 16 19:15 log_my_domain

/var/log/apache2/log_my_domain:
  -rwxrwxr-- 1 root www-data    0 Jun 16 19:15 error.log