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This blog is a follow up on our previous blog “Snapshots for HDFS” In June we had posted an early prototype of snapshots that allowed us to experiment with a few ideas in HDFS-2802. Since then we have added more details to the design document and made significant progress on a brand new implementation (over 40 […]

Motivation Apache Hadoop provides a high performance native protocol for accessing HDFS. While this is great for Hadoop applications running inside a Hadoop cluster, users often want to connect to HDFS from the outside. For examples, some applications have to load data in and out of the cluster, or to interact with the data stored […]