When you install Apache HTTP on CentOS, mod_filter is not enabled by default then if you try to use some of its directives an error like this is raised: "Invalid command 'FilterDeclare', perhaps misspelled or defined by a module not included in the server configuration", so to resolve the above error is enough to add the following line to the httpd.conf.
Activate mod_filter in Apache on CentOS Read More »
APC is a cache system which stores compiled PHP code, also allows to store user data allowing the web server to serve a greater number of requests per second, it's a worth noting that a wrong configuration of it can slow the response process, so it is important to adjust the cache parameters until finding the proper performance.
Install Alternative PHP Cache in CentOS Read More »
To upgrade to PHP 5.3. x on CentOS follow the following steps
# yum update
# reboot
Upgrading to PHP 5.3.x on CentOS Read More »
I have made some modifications to my RHEL/Fedora/CentOS, Debian/Ubuntu operating system and now it does not restart. How can I make a recovery / rescue operation?
Recovering my GNU/Linux system Read More »
Yesterday I was doing some operations with the SELinux in the development server and from that moment the MySQL throws an error that couldn't write in /tmp dir, then I restarted the mysql server and check its log with:
MySQL can not write in the /tmp dir Read More »
