And also the files I rotate by the /etc/logrotate.d/httpd belong to root and not Apache
# ls -al /var/log/httpd/my_vhost_1/ -rw-r--r--. 1 root root 144298773 Jun 5 16:17 access_log -rw-r--r--. 1 root root 391503903 May 13 03:18 access_log-20120513 -rw-r--r--. 1 root root 369049605 May 20 03:35 access_log-20120520 -rw-r--r--. 1 root root 373837973 May 27 03:18 access_log-20120527 -rw-r--r--. 1 root root 381816772 Jun 3 03:32 access_log-20120603 -rw-r--r--. 1 root root 2854 Jun 5 14:01 error_log -rw-r--r--. 1 root root 4255 May 13 00:40 error_log-20120513 -rw-r--r--. 1 root root 5580 May 19 20:17 error_log-20120520 -rw-r--r--. 1 root root 6634 May 27 00:17 error_log-20120527 -rw-r--r--. 1 root root 6014 Jun 3 02:46 error_log-20120603