How to setup timezone on glassfish/jvm Download http://cds.sun.com/is-bin/INTERSHOP.enfinity/WFS/CDS-CDS_Developer-Site/en_US/-/USD/VerifyItem-Start/tzupdater-1_3_33-2010l.zip?BundledLineItemUUID=IXeJ_hCvlacAAAErQScpGPRn&OrderID=97KJ_hCvNGcAAAErNCcpGPRn&ProductID=T56J_hCwuZIAAAEre0AZ1adz&FileName=/tzupdater-1_3_33-2010l.zip Application Server > JVM Settings > JVM Options Add JVM Option -Duser.timezone=Brazil/East Configuration –> System settings user.timezone = Brazil/East Restart glassfish # service glassfish stop # java -jar tzupdater.jar -u -v # […]
Compare float in bash
Compare float in bash If you have a regular if and one of the integers has a float value like 1.200 you will get an error message. The best way to do is using the bc command. Like: $ echo […]
refused smux peer: oid >SNMPv2-SMI::enterprises.674.10892.1
In my ESX server after installing Dell Open Manager we are getting this message on the syslog: “refused smux peer: oid >SNMPv2-SMI::enterprises.674.10892.1” The solution: The openmanage install should have appeneded this line to # vi /etc/snmp/snmd.conf #(comment) Allow Systems Management […]
Nagios Plugin Collection
The Nagios Plugin Collection is a set of scripts for the Nagios monitoring project to check the status off various system components. Please release these notes before reporting any bugs to Bugdatabase. Thanks. The following scripts are included in this […]
socket:java.net.SocketException: Too many open files
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
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 […]