Emr
From Chaehyun
mapreduce capacity 조절하기
- 기본 설정 http://docs.amazonwebservices.com/ElasticMapReduce/latest/DeveloperGuide/TaskConfiguration.html
- Bootstrap Actions에 추가
- Configure your Bootstrap Actions
- Action Type : Configure Hadoop
- Optional Arguments : -s mapred.tasktracker.reduce.tasks.maximum=5
- Configure your Bootstrap Actions
ec2 quta
- The requested number of instances exceeds your EC2 quota 요런 메시지가 발생할 경우
- http://aws.amazon.com/ko/contact-us/ 에서 신청