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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
Popular
Understanding Apache ZooKeeper Connection Rate Limiting
11
An overview of the maxClientCnxns property in Apache ZooKeeper which is used to limit incoming connections to a ZooKeeper server.
Fix Under-replicated blocks in HDFS manually
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Quick instruction to fix under-replicated Blocks in HDFS manually
Zookeeper Health Checks
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The article talks about the basic health checks to be performed when working on issues related to slow zookeeper performance
How to reset or wipe-out metadata store of Atlas?
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This article would concentrate on how to reset atlas by wiping out its backend store - HBase.
