On our Glassfish enviroment we started seeing the following error: socket:java.net.SocketException: Too many open files Its caused by a limit on the OS. To find out your OS limit type: # ulimit -n To check how many open files a […]
Nagios and Centreon online demo
Demonstrations of Nagios and Centreon Nagios XI (the new paid version): http://nagiosxi.demos.nagios.com/ user: nagiosadmin pass: nagiosadmin Centreon (My Faviroute) http://demo.centreon.com/ Go directly to it
WinHTTP AutoProxy Support
Our windows event logs are filling with useless messages. I went ahead and disable that useless services. Event Type: Information Event Source: WinHttpAutoProxySvc Event ID: 12503 The WinHTTP Web Proxy Auto-Discovery Service has been idle for 15 minutes, it will […]
Monitor Varnish with Nagios
Varnish is an amazing reverse proxy product and it does its job very well, but how can we know that? Or even better how can we know it detected problems in the backed? Currently I monitor those server using hit/ratio […]
Goolge index
Google is everywhere! This is a updated list of their actual services: Agenda de compromissos (Calendar), alertas (Alerts), anúncios online (AdSense, AdWords, AdMob), artigos acadêmicos (Scholar), artigos de experts (Knol), astronomia e outros mundos (Sky Map, Mars, Moon), blog (Blogger), […]
Howto Setup Varnish
Updated Version of this howto Varnish is a awesome Reverse Proxy, for caching websites and improves its performance in a polish varnish way. To setup follow the instructions (tested on CentOS yum update yum install ncurses-devel make clean mkdir /usr/local/src/varnish-2.0.5 […]
LogParser Examples
Log Parser sample queries to check the health of your IIS,FTP. IIS log files queries These examples assume the log format used is W3C Extended. If a different format is used, the field names may need to be changed. Get […]