---
title: Topology-awareness
summary: Placement policy to use rack information for read and write
date: 2018-11-16
jira: HDDS-698
status: implemented
author: junping, xiaoyu, junjie, jitendra, anu, nicholas
---
<!--
  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at

   http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License. See accompanying LICENSE file.
-->

# Abstract

 Adjust read/write path to consider rack information for proper data placement.
 
# Link

  * https://docs.google.com/document/d/1HsZqlBcEmlezU6HriUaIOFE9SFdcBoaiz15Qt_ng0P8/edit