Lab_6_SysOps_AutoScaling_Linux_v2.5

Posted 2020-08-13

System Operations - Lab 6: Using Amazon Elastic Load Balancer (Linux) - 2.5
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Using this command reference.

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1. Locate the section you need. Each section in this file matches a section in the lab instructions.


2. Replace items in angle brackets - < > - with appropriate values. For example, in this command you would replace the value - <JobFlowID> - (including the brackets) with the parameter indicated in the lab instructions:

   elastic-mapreduce --list <JobFlowID>.

   You can also use find and replace to change bracketed parameters in bulk.

3. Do NOT enable the Word Wrap feature in Windows Notepad or the text editor you use to view this file.



++++1. Create a New Amazon Machine Image++++


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1.4 Create New EC2 Instance
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1.4.1 Inspect the script UserData.txt

more UserData.txt

1.4.2 Create your new EC2 instance

aws ec2 run-instances --key-name <key-name> --instance-type t2.micro --image-id <ami-id> --user-data file:///home/ec2-user/UserData.txt --security-group-ids <sg-id> --subnet-id <subnet-id> --associate-public-ip-address

1.4.3 Monitor the instance status

aws ec2 describe-instance-status --instance-id <new-instance-id>

1.4.4 Obtain public DNS name of new Web server

aws ec2 describe-instances --instance-id <new-instance-id> --query ‘Reservations[0].Instances[0].NetworkInterfaces[0].Association.PublicDnsName‘

1.4.5 Test Web server using curl command

curl http://<public-dns-address>/ec2-stress/index.php

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1.5 Create a Custom AMI
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1.5.1 Create a new AMI based on the new instance

aws ec2 create-image --name WebServer --instance-id <new-instance-id>



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