Aug 9, 2012 | Gnu/Linux, QuickFix, Technical, Webhosting, WHM/cPanel
To limit tomcat heap memory usage we normally change the environment variables in tomcat startup scripts. cPanel allows us to take care of this by creating and adding min and max values to a file called /var/cpanel/tomcat.options (File won’t exist by default)....
Aug 8, 2012 | Free Software, Gnu/Linux, OpenSource, Product Info, QuickFix, Technical
MMC card reader on my new Thinkpad Edge Series E430 laptop didn’t work by default on Ubuntu. Thinkpad site didn’t list the Linux drivers and even on Realtek site, it was not found earlier as its one of the latest hardware device in market. After spending 3...
Jul 16, 2012 | Books, Events, Festival, Free Software, Gnu/Linux, Technical, technology
An e-book on Free and Open Source Software (FOSS) that makes technology accessible to even those who are confirmed e-illiterate. Arivina Alegalu (which literally means “Waves of Knowledge”) is conceived as a project that will kick off a series of materials written in...
Jul 15, 2012 | QuickFix, Technical
To convert VmWare appliances to VirtualBox you can use this command : VBoxManage clonehd clone.vmdk ./clone.vdi -format VDI Once you have the VDI file, you can create a new VM on virtual box and attach the disk to boot it.
Jul 13, 2012 | Free Software, Gnu/Linux, Infrastructure Management, linux, Product Info, Technical, Virtualization, XEN
I have been searching for the right alternative for managing my Xen VM’s and hosts. Its a pain to boot a Windows VM just for accessing XenCenter. You can download OpenXenManager from https://sourceforge.net/projects/openxenmanager/ or Install it on your...
Jun 21, 2012 | Cloud Computing, Gnu/Linux, Technical, Webhosting
When you have a varnish server infront of your Apache server, you will be reverse proxying the requests. This will mark your varnish’s servers ip as the client in apache logs. To let apache know the real client’s ip we can user mod_rpaf module needs to be...
Jun 5, 2012 | Technical, Ubuntu
Following command enables the display of all Startup Programs on Uubuntu: sudo sed -i ‘s/NoDisplay=true/NoDisplay=false/g’ /etc/xdg/autostart/*.desktop Give it a try!
Mar 26, 2012 | Gnu/Linux, linux, QuickFix, Technical, Virtualization
If you want to run virtual machines of different ip subnets from your OpenVZ node you will have to enable a parameter in /etc/vz/vz.conf. Following is the remedy for those who are facing issues working with multiple subnet ip’s # Controls which interfaces to...
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