Unix, Linux, DevOps , Cloud computing and BigData Knowledge-Base

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Announcement : Exclusive Chat Channels for System Administrators

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...

8

Solaris Troubleshooting (Magic of Solaris 10) – Root Password Recovery for any Solaris 10 (without CD/DVD).

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...

2

Solaris Troubleshooting – Recreating /etc/path-to-install

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,...

27

VCS ( Veritas Cluster Services ) Beginners lesson – Cluster Membership & IO Fencing

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...

71

Gurkulindia.com celebrating it’s first anniversary

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...

7

ORACLE-SUN Hardware Reference

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...

49

Beginners Lesson – Veritas Cluster Services for System Admin

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...

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