Monthly Archives: August 2013

GlusterFS and Hadoop, not replacing HDFS

Enterprise Hadoop must cooperate with many other forms of data transmission and ingestion. Any form of MFT, Mqueue or file landing zone requires disk space. Not HDFS disk, just disk that we can mount, MFT, SFTP, etc. to until we … Continue reading

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Consuming JSON Strings in SQL Server

This article describes a TSQL JSON parser and its evil twin, a JSON outputter, and provides the source. It is also designed to illustrate a number of string manipulation techniques in TSQL. With it you can do things like this … Continue reading

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You Paid for Support?! Bwah-ha-ha

We’re using Open Source Software extensively in our Big Enterprise. It really irritates me that we pay millions of dollars for “Support” from our vendors and we get endless circles of “try this,” “that should work” and “oh, that’s an … Continue reading

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Replication FAIL

We’ve had our clusters running for a few months without significant issues. Or at least so we thought. I’m not sure of the why and how yet, but it seems that even rack topology scripts running, replication factor of 3 … Continue reading

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