Stopping httpd: [FAILED]This is usually because the file is not found in the expected location. This often happens when moving an httpd.conf between different servers and versions of Apache. I
Starting httpd: httpd: Syntax error on line 73 of /etc/httpd/conf/httpd.conf: Cannot load /etc/httpd/modules/mod_file_cache.so into server: /etc/httpd/modules/mod_file_cache.so: cannot open shared object file: No such file or directory
In this case for some reason in a newer version of Apache the module mod_file_cache.so is missing.
4.4. Apache HTTP Server
Below is a list of changes for the Apache HTTP Server that are noteworthy when migrating to Red Hat Enterprise Linux 6:
The mod_file_cache, mod_mem_cache, and mod_imagemap modules are no longer supported.
mod_disk_cache or mod_cache
It is as simple as the following in httpd.conf
CacheEnable disk /
This significantly improves the load times especially when Apache is using ProxyPass as a proxy server in front of the real host.
etc, httpd, modules, mod_file_cache, server, syntax, conf, directory, servers, versions, apache, newer, module, centos, rhel, website, http, noteworthy, migrating, enterprise, linux, mod_mem_cache, mod_imagemap, supported, replacement, mod_disk_cache, mod_cache, cacheenable, disk, significantly, improves, proxypass, proxy,