Understanding HDFS using Legos

You've been hearing about Hadoop and HDFS. How does it work?

In this video, we use an innovative method to show how HDFS works with Legos. I will show how HDFS handles files and replicates the data, then cover the read and write paths for the data. Finally, we talk about how HDFS handles failure scenarios and the importance of data locality.

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Published February 19, 2015