Author Archives: Ajitabh

Balancing Traffic Across Data Centres Using LVS

Posted on May 1, 2009 by Ajitabh

The LVS (Linux Virtual Server) project was launched in 1998 and is meant to eliminate Single Point of Failures (SPOF). According to the linuxvirtualserver.org website: “LVS is a highly scalable and available server built on a cluster of real servers, … Continue reading →

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Adding/Removing the Resources from a Running Solaris Zone

Posted on April 30, 2009 by Ajitabh

The zonecfg command is used to configure the zone. We can add and remove a resource from the solaris zone using zonecfg. Any change to zonecfg needs a reboot, but sometimes it is a requirement to dynamically add new resources … Continue reading →

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Syncing NIS Slaves

Posted on April 13, 2009 by Ajitabh

Sometimes when an NIS slave is out of action for quite sometime, it may go out of sync with the master. Following code will sync up the NIS slave with the master. ypwhich -m|awk ‘{print $1}’|while read line do /usr/lib/netsvc/yp/ypxfr … Continue reading →

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Fedora 10 x86-64 on a Laptop

Posted on April 1, 2009 by Ajitabh

I recently bought a Compaq Presario V3000 laptop after my IBM Thinkpad gave up on me. Since this is a 64-bit laptop I thought it will be a nice opportunity to jump into the 64-bit desktop experience.

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Tightening up OpenSSH

Posted on March 29, 2009 by Ajitabh

Often I am required required to run a public ssh server, so its a good idea to restrict the OpenSSH server as much as possible.

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