######## ONCE
dot-profile to be installed in /plc/data/root/.profile

linked /root/bin to /plc/data/root/bin that is auto-updated from crontab

========== logfile (/plc/data/)/var/log/php.log
* created and set perms:
# touch /var/log/php.log
# chmod 666 /var/log/php.log


######## After rpm upgrade
yum.conf to be installed in /plc/root/etc/

plc-map.py to be installed in /plc/root/usr/bin
europe.png to be installed in /plc/root/var/www/html/map.png

requires the Image python module
# yum install python-imaging

for convenience
# yum install vim-minimal

HTTP setupdefined ServerName properly in /etc/http/conf/httpd.conf

========== (/plc/root)/etc/php.ini

* increased memory size
memory_limit = 12M      

* Enabled logs :
** turned on log
log_errors = On
** specified logfile
error_log = /var/log/php.log