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Swati OpenProj – Project tool
cloudibee In project management tools, now there is an alternative to MS Project. OpenProj is a new open source solution for project management. It’s simple user interface is very similar to…
Simple x86 Hypervisor – Lguest
lguest – A simple and tiny virtualization solution for x86. URL : http://lguest.ozlabs.org/
Ganeti – Virtual Server Management in Google Code
http://code.google.com/p/ganeti/ – Ganeti is a virtual server management software tool built on top of Xen virtual machine monitor – found this in Google code. Ganeti features: support for Xen virtualization.…
Difference between kvm and Xen
Xen is an external hypervisor; it assumes control of the machine and divides resources among guests. On the other hand, kvm is part of Linux and uses the regular Linux…
dmidecode
Dmidecode reports information about your system’s hardware as described in your system BIOS. This command gives you vendor name, model name, serial number, BIOS version, asset tag as well as…
clockdiff
Find clock different between two hosts in linux – using clockdiff # clockdiff -o unixfoo2 ………………………………………….. host=unixfoo2 rtt=60(3)ms/54ms delta=22153ms/22153ms Mon Oct 29 01:42:13 2007 # clockdiff -o unixfoo3 ………………………………………….. host=unixfoo3…
Redhat ET
Redhat ET ( emerging technology ) url : http://et.redhat.com/page/Main_Page . This has good information on the developments around redhat’s virtualization.
strace hint
To see the timestamp at which a system call executes and how much time spent on each system, try -Tttt option in strace. There are different formats of this. -t…
Useful Netapp commands
Here are some useful Netapp Storage Administation commands. Some commands are for experience netapp administrators. For learning purpose try these commands on Netapp simulator. More commands on Netapp Administration Pocket…
Linux hugepages
Hugepages is a mechanism that allows the Linux kernel to utilize the multiple page size capabilities of modern hardware architectures. Linux uses pages as the basic unit of memory, where…
lsof – List open files
This lists information about files opened by processes. It is great, especially when you are troubleshooting an issue and need more information about process or connection details. Linux treats most…