Author Archives: mezzantrop

About mezzantrop

10 years of experience in large SAN and storage environments: mainly Hitachi, HP and Brocade. Now I am a proud SAN/storage IBMer. Empty – expect-like tool author. FreeBSD enthusiast.

The new BSD Magazine with my article is finally out

“Simple Quorum Drive for the FreeBSD CTL HA and the BeaST Storage System by Mikhail Zakharov During our experiments on developing the BeaST storage system we faced the lack of an automatic LUN failover function of the CTL HA subsystem. Yes, … Continue reading

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Solaris 2.6

That is how my first Solaris with CDE looked like when I installed it years ago on a home computer with Intel Pentium CPU onboard. I begged a copy of the installation CDROM and a bootable floppy drive in the institute lab. Then … Continue reading

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Online command-line reference for scripting

SS64.com is a Command line reference – Web, Database and OS scripting. I have found this brilliant site, while trying to learn PowerShell in a day for writing the script which fetches hosts to LDEVs relationships from Hitachi Command Suite. … Continue reading

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BeaST Quorum functional tests and usage explanations

As I promised earlier, I have just finished a new paper on how to use the BeaST Quorum (BQ) device for automatic LUN failover switching on active/active storage controller system with FreeBSD CTL HA. Also I have updated BQ to version 1.1.

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New BSD Magazine issue with my article!

Another bright topic for today! BSD Magazine has just published the fresh issue with my article on the cover! “As Benjamin Franklin once said, “an investment in knowledge pays the best interest.” In that spirit, we are happy to deliver another … Continue reading

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Fetching data from Hitachi Command Suite with HiCommandCLI, PowerShell and Python

You may say it’s not worth writing a post on the subject, just use the Command Suite CLI, Luke and that’s all! But sometimes HCS CLI behavior is not so obvious. Telling the truth it may surprise you.

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Quorum device for the FreeBSD CTL HA and the BeaST Storage system

Today I am pleased to announce BQ (the BeaST Quorum). It is a simple quorum drive implementation which is suitable to run with the FreeBSD CTL HA and the BeaST Storage system. Soon I’m going to write a long post … Continue reading

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