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Fail2Ban Regex for RedHat, Fedora, CentOS and Amazon Linux 2013

…2Ban has to deal with the particular implementations of log files in various GNU/Linux distributions, and the peculiarities of the reporting structure in those logs, no single RegEx, nor log file location, is going to work for every distribution. Neither can Fail2Ban account for every change in log file location or structure from version to version. […]

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APC INFO Monitor

How to Configure APC Cache on Virtual Servers with PHP running under FCGId

…module). Less modules loaded, less wasted memory. Comment out: LoadModule php5_module modules/ in /etc/httpd/conf.d/php.conf Remove any php_memory_limit lines in httpd.conf’s virtual hosts section. restart apache do some performance testing and raise your server and thread limits to sane levels in httpd.conf If possible, you may wish to run Apache with Worker MPM instead of Prefork […]

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Install phpMyAdmin with SSL on CentOS, Amazon Linux, RedHat (Apache or NginX)

…and NginX web servers. For this to work properly and safely, you should be running SSL on your host. Otherwise, change the ForceSSL line in the config file provided below… Install phpMyAdmin from EPEL repository Uninstall current PMA: yum erase phpMyAdmin Set up EPEL repo: Find the latest epel-release at rpm -Uvh…. 1, 1, […]

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Chris Gilligan Web Developer, Information Architect, Web Server Administrator, Media Producer web • video • print I design and produce information and communication media for university, corporate, small business, manufacturing and non-profit clients: web sites Information architecture and design for open source content management systems Front-end UI design, HTML, PHP, LESS Linux Apache […]

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Varnish VCL and Config for WordPress with W3 Total Cache

…nk address means all IPv4 and IPv6 interfaces, otherwise specify # # a host name, an IPv4 dotted quad, or an IPv6 address in brackets. # VARNISH_LISTEN_ADDRESS= VARNISH_LISTEN_PORT=80 # # # Telnet admin interface listen address and port VARNISH_ADMIN_LISTEN_ADDRESS= VARNISH_ADMIN_LISTEN_PORT=6082 # # # Shared secret file for admin interface VARNISH_SECRET_FILE=/etc/varnish/secret # # # The minimum […]

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WordPress Fail2Ban RegEx for RedHat, CentOS, Amazon Linux

VacantServer WordPress sites are getting hammered with bad logins and probes. We’ve implemented a plugin to log failed login attempts to syslog, and a Fail2Ban filter for the same. If you run these on RedHat, you’ll need some additional configuration info… here it is: WordPress login failure regex (error_log): ^%(__prefix_line)sAuthentication failure for .* from <HOST>$ […]

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Tuning Apache and MySQL for Best Performance in a Shared Virtual Hosting Environment

…un for less than 24 hours. Example MySQL Tuning Primer results: SLOW QUERIES The slow query log is NOT enabled. Current long_query_time = 10.000000 sec. You have 0 out of 1768137 that take longer than 10.000000 sec. to complete Your long_query_time seems to be fine BINARY UPDATE LOG The binary update log is NOT enabled. […]

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Punk Rock Music Community is a community powered site that covers punk music in Britain, but is poised to go worldwide. They cover punk and hardcore shows and festivals, and provide album reviews, video interviews and more. With a growing audience and user base, Punktastic needed a more reliable and robust web server, so they made the move […]

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