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

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Understanding Linux Hugepages

Before we discuss about Huge pages, we should revise some of the basic concepts about Operating system memory management. Operating systems basically deals with two types of memory for its operations one is Physical memory ( actual Physical RAM) and the second is Virtual memory ( combination of Physical...

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Know about Disksets

Before going to the basic understanding of the disksets let us first know the necessity for disksets in solaris there are many prime reasons people prefer for going into disksets Availability Redundancy Efficiency Availability: Disksets are more reliable under sun cluster environment but not limited to...

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Solaris10 Troubleshooting Zones : Can’t boot to zones

The non-global zones (or zones) facility in Solaris[TM] provides an isolated environment for running applications. The zones FAQ can be found at OpenSolaris.org. Symptoms: zone boot error zone boot failed can’t login to the zone can’t access zone zone not running

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Most Popular Posts in last 6 months.

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SAN Storage Operations for Enterprise System Administrators

 Enterprise Unix system administrators  will always have  two challenges, every day, to deal with  … the first one is  providing sufficient Computing resources for the  business applications and the second one is providing  sufficient storage for the business applications.  We will discuss about managing computing resources(  CPU...

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Solaris Troubleshooting : Sendmail Troubleshooting – 2

This post  is continuation to the Sendmail Troubleshooting – 1 // ]]> Step 5. Verify the sendmail configuration. In Solaris 9 and above, sendmail uses a 2 queue paradigm structure (/var/spool/mqueue and /var/spool/clientmqueue). This is to make sendmail more secure by not giving out setuid for...

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