http://code.google.com/p/ganeti/   – Ganeti is a virtual server management software tool built on top of Xen virtual machine monitor…

Xen is an external hypervisor; it assumes control of the machine and divides resources among guests. On the…

Dmidecode reports information about your system’s hardware as described in your system BIOS. This command gives you vendor…

Find clock different between two hosts in linux – using clockdiff [root@unixfoo1 root]# clockdiff  -o unixfoo2…………………………………………..host=unixfoo2 rtt=60(3)ms/54ms delta=22153ms/22153ms…

Redhat ET ( emerging technology ) url : http://et.redhat.com/page/Main_Page . This has good information on the developments around…

To see the timestamp at which a system call executes and how much time spent on each system,…

Here are some useful Netapp Storage Administation commands. Some commands are for experience netapp administrators. For learning purpose…

Hugepages is a mechanism that allows the Linux kernel to utilize the multiple page size capabilities of modern…

This lists information about files opened by processes. It is great, especially when you are troubleshooting an issue…