You need to use mod_file_cache which can cache frequently requested files that change very infrequently is a technique for reducing server load. mod_file_cache provides two techniques for caching frequently requested static files. These techniques reduce server load when processing requests for these files by doing part of the work (specifically, the file I/O) for serving [...]
Apache Error Log File
All apache errors / diagnostic information other errors found during serving requests are logged to this file. Location of error log is set using ErrorLog directive. If there is any problem, you should first take a look at this file using cat, grep or any other UNIX / Linux text utilities. [...]
Here are 20 things you can do to make your apache configuration more secure.
Disclaimer: The thing about security is that there are no guarantees or absolutes. These suggestions should make your server a bit tighter, but don’t think your server is necessarily secure after following these suggestions.
Additionally some of these suggestions may decrease [...]