Tag Archives: Fault Tolerance

Cloudera Director and Spot Instances: Resilience and Repair

Categories: CDH Cloud Testing

Cloudera Director enables self-service provisioning and management of CDH and Cloudera Enterprise Data Hub in the cloud. Running Cloudera Enterprise on top of public cloud infrastructure allows you to pay only for the resources you need to meet your data processing demands.

Amazon Web Services (AWS) provides the ability to bid on spare Amazon EC2 computing capacity at a discount through Amazon EC2 Spot instances. With Cloudera Director, you can configure clusters to use Spot instances to improve workload execution time and save costs.

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Blacklisting in Apache Spark

Categories: Hadoop Spark

At Cloudera, we’re always working to provide our customers and the Apache Spark community with the most robust, most reliable software possible. This article describes some recent engineering work on [SPARK-8425] that is available in CDH 5.10 and CDH5.11, as well as in upstream Apache Spark starting with the 2.2 release.

The work pertains to the Blacklist Tracker mechanism in Spark’s scheduler. This was the subject of a recent Spark Summit talk,

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