Protecting Data with mdadm

Published on September 1, 2012 by in UNIX/Linux

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It’s all about the data, specifically your data.  You’ve worked hard to create it and it drives your business; you just can’t afford to have it corrupted, lost, or stolen. The  protection of data takes different forms:   physical and digital security, encryption,  backups, etc…    We have protection at the perimeter with firewalls, and tough password [...]

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In this fast paced world of IT we often take things for granted. While none of us operate in a truly perfect OS world, some give us utilities that have saved our bacon on numerous occasions, or allowed us to recover those lost items that are so dear to us.   dd, jokingly referred to [...]

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HPUX Mirrordisk/UX

Published on July 30, 2012 by in UNIX/Linux

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These days, using some form of RAID protection for disks is common whether it be via hardware or software. I recently needed to add additional space to a customer server for Oracle archiving and found myself using HPUX Mirrordisk/UX to perform software mirroring. The server was rather old (rp5470 running HPUX 11.11) but the steps [...]

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Let’s build a one-liner

Published on June 29, 2012 by in UNIX/Linux

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Scenario: It was a late, late night for you last night. You were out with you’re friends helping plan your upcoming and always fun annual houseboat vacation to Dale Hollow lake in Tennessee. (The same lake that, on one hand has a habit of eating your expensive sunglasses, but on the other hand, has provided [...]

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What’s in your tool bag?

Published on May 29, 2012 by in UNIX/Linux

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You have a tool bag right? If you are like me and spend time troubleshooting IT issues throughout the day (and night), you probably have accumulated a few programs and scripts that you have a preference for and  keep close at hand.  In this article, I’ll talk about a tool I keep close at hand [...]

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