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

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RHCS : GFS2 Filesystem Administration in Clustered Environment – Part2

In our previous post  ( RHCS : GFS2 Filesystem configuration in Clustered Environment – Part1 ) we have discussed about the introduction and initial configuration of GFS2. And this post we will go through the administration tasks related to GFS2 filesystems. And this post doesn’t cover entire admin tasks...

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Eleven Reasons that causes INIT: Cannot create /var/adm/utmpx – Solaris

The utmpx and wtmpx files are extended database files that have superseded the obsolete utmp and wtmp database files.  The utmpx database contains user access and accounting information for commands such as who, write, and login. The wtmpx database contains the history of user access and...

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Cisco MDS zoning

      Zones and zone sets are the basic form of data path security within a Fibre Channel environment. A zone set is a collection of zones which in turn have individual members in them. Only those members within the same zone can communicate with...

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Basics and Data flow in NetApp Clustered Data OnTAP

 Similar to 7-mode we have three administrative privilage levels: admin, advanced and diagnostic. Clustered ONTAP system can be managed either from CLI or GUI (system manager or element manager). There are three different shells available with different scopes: Clustershell, nodeshell, systemshell Step:1 Access through CLI Clustershell:=========-SSH...

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