In Proactive system administration, it is very important to understand the problems that may arise in our environment in future, due to the present actions, and take necessary proactive measurements to avoid them beforehand. The challenge here is, it is not possible to guess all the...
Blog for Unix Admin / Solaris Admin / Solaris Troubleshooting
by Yogesh Raheja · Published August 21, 2011 · Last modified August 5, 2016
The most common problem that can be seen in many environment is to recover root password. As commited in my previous post, Herein I will be going to present a New Procedure for Root Password recovery for Solaris 10 without CD/DVD. Below is the detailed procedure...
Blog for Unix Admin / Solaris Admin / Solaris Troubleshooting
by Ramdev · Published August 20, 2011 · Last modified August 6, 2016
If there are problems with device path creation using a reconfiguration boot, devfsadm, or drvconfig it may be necessary to rebuild the /etc/path_to_inst file to solve the problem. It is possible to easily rebuild the /etc/path_to_inst file gracefully by first making note of the root device,...
Beginners Lessons / VCS Beginners Guides / VCS Fundamentals / Veritas Administration for unixadmin / Veritas Cluster Services
by Ramdev · Published August 19, 2011 · Last modified July 23, 2016
The current members of the cluster are the systems that are actively participating in the cluster. It is critical for HAD to accurately determine current cluster membership in order to take corrective action on system failure and maintain overall cluster topology. A change in cluster membership...
It’s been a year that I have started writing in gurkulindia.com. As per google analytics, today we are having around 1000+ system admins,from all over the globe, visiting the site everyday for various SA documentations and procedures. My heart and mind was filled with sense of...
Current trend of System Administration is Remote System Administration, and as a remote system administrator most of us having very less exposure to the Server hardware and their architecture. For a system administrator it is always beneficial to know about the hardware that he is supporting remotely, this...
Blog for Unix Admin / VCS Fundamentals / Veritas Cluster Services
by Ramdev · Published July 16, 2011 · Last modified July 23, 2016
The purpose of this post is to make the Cluster concept easy for those young brothers who have just started their career as System Administrator. while writing this post I have only one thing in mind, i.e. explain the entire cluster concept with minimum usage of technical jargon...
Blog for Unix Admin / Solaris Admin / Storage Configs for Unixadmin
by Ramdev · Published July 7, 2011 · Last modified August 5, 2016
The most popular and widely used term in any system administrator’s life is SCSI ( Small Computer System Interface ) , the name says it Small but you have to believe me that this is the one that makes you big as SysAdmin. Let...
Blog for Unix Admin / Solaris Admin / Solaris User Authentication
by Ramdev · Published July 5, 2011
How many of you noticed below warning message during your attempt to connect remote hosts using SSH ” Someone could be eavesdropping on you right now (man-in-the-middle attack)! “ If you are the one wondering the meaning of this warning, you should go through this...
Blog for Unix Admin / Troubleshooting Flow charts
by Ramdev · Published July 3, 2011 · Last modified July 2, 2015
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