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NiFi/HDF Dataflow Optimization (Part 2 of 2)
This guide is for Dataflow Managers (DFM) very comfortable with NiFi and a good knowledge of the underlying system on which NiFi is running.
Getting started with Hortonworks Sandbox on Azure
Sandbox on Azure lets you quickly experience HDP. Here's a guide to help you start on your journey.
HDFS Data Durability and Availability with replication = 3
How durable is data in HDFS, really? How safe is replication = 3 ? Some great historical white papers are referenced here.
Pragmatic Kafka Security Setup 0.9, Java Producer Code
Setting up Kafka Security was looking tedious for application developer after reading documentation. Below is JumpStart Document via Vagrant
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NiFi Ranger based policy descriptions
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NiFi Ranger based resources identifiers explained and how they map to NiFi's default file based Authorizations applied via the NiFi UI.
Auth-to-local Rules Syntax
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Describes the syntax of auth-to-local rules, typically found in properties like hadoop.security.auth_to_local.
NodeManager Web UI connection timeouts; always 5 seconds
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NodeManager Web UI connection timeout alerts in Amabari. Sporadic connection times over 5 seconds because of DNS resolution settings.
Hive Disaster Recovery using Falcon
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In this article, we will see how to perform the mirroring of Hive data and metadata using Falcon from source cluster to destination cluster.
Row Filter and Column Masking
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This Article explains about a new feature, Two new policy types are introduce for security of Ranger Hive - Row Filter - Column Masking
Alert: HCC will be in read-only mode starting Aug 15 at 6:00pm PDT. 08/14
HCC will be in "read-only mode" starting August 15 at 6:00pm PDT. See more info here
