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This document covers how to gather the following properties required in preparation for a CDAP Installation. The properties required are:

yarn.scheduler.minimum-allocation-vcores

```
yarn.scheduler.minimum-allocation-mb
```
```
yarn.nodemanager.resource.cpu-vcores
```
```
yarn.nodemanager.resource.memory-mb
```
```
mapreduce.task.io.sort.mb
```
```
mapreduce.map.java.opts
```
```
mapreduce.reduce.java.opts
```
```
mapreduce.map.memory.mb
```
```
mapreduce.reduce.memory.mb
```

Table of Contents:

Table of Contents

Cloudera Managed cluster

Login to the Cloudera Manager UI
Click on the YARN service
Go to the Configuration tab
In the search bar, type the name of the property

Image Modified

Ambari cluster

Login to the Ambari UI
For properties that start with "yarn." Click on the YARN service.
For properties that start with "mapreduce." Click on the MapReduce2 service.
Go to the Configs tab
In the search bar, type the name of the property

Image Modified

Mapr cluster

Currently Mapr doesn't have a way to set or acquire properties from the UI
To get the properties, on the server, navigate to /opt/mapr/hadoop/hadoop-2.x.x/etc/hadoop/yarn-site.xml. Here you can search for the properties.