Author Archives: Grease Monkey

About Grease Monkey

30+ Years of IT Geekiness, Linux Fanboy and Open Source patriot.

The Data Cluster Administrator

This was written and intended to be published on May 31, 2017. Sorry for the delay? Hadoop Admin, Elastic Search Admin, GlusterFS Admin, etc. What’s the difference? Subtle details regarding Peer Elected Leader vs Dedicated Leader, etc.; but at the … Continue reading

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Outta here.

Probably not going to keep this site going after renewal period. Why? Cuz, not much to say these days.

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Progress and Setbacks — Hadoop 3.0 breaks things

241 properties have been deprecated in Hadoop 3.0. Is that enough change for you? Dozens of sites have dedicated space to discovering and explaining all the new goodness in Hadoop 3.0. I haven’t read any that discuss the problems that … Continue reading

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One year later

I took an unplanned vacation from work, big data and updating DFP. It’s been fun, but now I’m back and have a new job. Many things are going on and I hope to share some interesting items in the near … Continue reading

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Kafka on AWS EC2 w/ SSL and External Visibility

I’m truly shocked by how difficult this information is to gather up in 1 place. Maybe because AWS has their own version of Kafka functionality. At any rate, after much reading and irritation I have it working. There is still … Continue reading

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Drilling thru Multiple Clusters

…or Using Apache Drill to join data across discreet domains. We’ve been doing some work with Redshift lately. While it’s an effective tool for storing and crunching thru large amounts of structured data, it’s limited by a few “-ism’s” that … Continue reading

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T vs. V and W Shaped People

We talk a lot about hiring T shaped people at my current gig and I think it’s a misnomer for a couple of reasons. First, it implies a ratio of depth to width that is askew. Developers and Admins in … Continue reading

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System Administration Rules to Live By

I’ve had a variation of these running around for a while. Tweaks may come and go with trends, but the concepts are the same. When they say “Go Big!” they don’t mean it. Start with optimistic scripts. Finish them defensively. … Continue reading

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A wonderful, ugly script that just keeps working

Today were going to look at parts of a complex “nudge” script as I’ve described previously. It has a few more bells and whistles and constantly amazes me how well it adapts. I’ll show the good bits in sections so … Continue reading

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The 3 Question Test

A burger and fries costs $1.10; the burger costs $1 more than the fries. How much do the fries cost? 5 servers can sort 5 TB of data in 5 minutes; how long would 100 servers take to sort 100 … Continue reading

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