Currently Browsing: System Administration
Evaluating Software Support Performance and Quality
Posted On: December 23, 2009Posted In: System Administration
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By Matthew Sacks One aspect often overlooked when purchasing an enterprise software product is: How does a vendor’s support channel perform. This is a critical aspect ...
Read More...An Introduction to Java/J2EE System Administration with JBoss
Posted On: November 14, 2008Posted In: System Administration
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While at LISA, I gave a small short talk at a bird-of-a-feather (BoF) session about Java/J2EE system administration. I wanted to give system administrators who ...
Read More...Monitoring Disk I/O, CPU Usage, Memory Usage, and Swap with vmstat on Unix and Linux
Posted On: September 11, 2008Posted In: System Administration
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vmstat is a very useful command found on Linux and other Unix distributions that allows for real-time monitoring of most health vitals. Explained here is ...
Read More...SAGE Blog: Open Source Enterprise Monitoring Review: Part 3, Hyperic
Posted On: September 7, 2008Posted In: System Administration
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This is the third review in a 3-part series for the SAGE (Special Interest Group of the USENIX Association) blog on open source enterprise monitoring ...
Read More...Graphing Various Devices with Custom SNMP MIB’s and MRTG
Posted On: September 2, 2008Posted In: System Administration
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Often times, a sytems administrator will want to trend data available to them via SNMP with a utility such as MRTG or Cacti. Although creating ...
Read More...Splunk for Managing Log FIles
Posted On: August 26, 2008Posted In: System Administration
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This article was originally published in the March 2007 Issue of Sys Admin Magazine. It describes how to manage log files with Splunk, a log file ...
Read More...How is the Linux Load Average Calculated and Interpreted?
Posted On: August 8, 2008Posted In: System Administration
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How is the load average to be interpreted? The average number of processes in the run queue calculates the Load Average over some period of time ...
Read More...Extending SNMP
Posted On: August 8, 2008Posted In: System Administration
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Often times, an administrator wants to extend the capabilities of the standard net-snmp installation. The UCD-SNMP MIB offers a wide variety of system performance metrics ...
Read More...Elements of Social Engineering: An Introductory Primer
Posted On: August 5, 2008Posted In: System Administration
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Elements of Social Engineering What is Social Engineering? Social engineering is the practice of using deceptive social and psychological methods on people in order to obtain otherwise ...
Read More...Open Source Monitoring Review Part 2: GroundWork
Posted On: August 5, 2008Posted In: System Administration
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In part two of the SAGE Blog Monitoring Tool Review series, I have briefly reviewed GroundWork Open Source's enterprise monitoring suite. GroundWork is based on ...
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