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A company's application on EC2 instances relies on a Single-AZ RDS for MySQL DB instance. The SysOps administrator needs to ensure failover to minimize downtime.
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A company needs to monitor the disk utilization of Amazon Elastic Block Store (Amazon EBS) volumes The EBS volumes are attached to Amazon EC2 Linux Instances A SysOps administrator must set up an Amazon CloudWatch alarm that provides an alert when disk utilization increases to more than 80%. Which combination of steps must the SysOps administrator lake lo meet these requirements? (Select THREE.)
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A SysOps administrator is optimizing the cost of a workload. The workload is running in multiple AWS Regions and is using AWS Lambda with Amazon EC2 On-Demand Instances for the compute. The overall usage is predictable. The amount of compute that is consumed in each Region varies, depending on the users' locations. Which approach should the SysOps administrator use to optimize this workload?
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The SysOps administrator needs to address high disk I/O issues during EC2 instance bootstrap in an Auto Scaling group.

Question 383 - SOA-C02 discussion

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A company receives an alert from an Amazon CloudWatch alarm The alarm indicates that a web application that Is running on Amazon EC2 instances is not responding to requests The EC2 instances have a Red Hat Enterprise Linux operating system and are in an Auto Scaling group. The Auto Scaling group has a minimum capacity of 2 and a maximum capacity of 5.

An Investigation reveals that the web application is experiencing oul-of-memory errors. The company adds memory lo the web application and wants to track operating system memory utilization. A CloudWatch memory metric does not currently exist tor the EC2 Instances in the Auto Scaling group

What should a SysOps administrator do to provide a CloudWatch memory metric for the EC2 instances?

A.
Use an Amazon Machine Image (AMI) that includes the CloudWatch agent.
Answers
A.
Use an Amazon Machine Image (AMI) that includes the CloudWatch agent.
B.
Turn on CloudWatch detailed monitoring
Answers
B.
Turn on CloudWatch detailed monitoring
C.
Turn on Instance Metadata Service Version 2 (IMOSv2).
Answers
C.
Turn on Instance Metadata Service Version 2 (IMOSv2).
D.
Use an Amazon Machine Image (AMI) that is based on Amazon Linux.
Answers
D.
Use an Amazon Machine Image (AMI) that is based on Amazon Linux.
Suggested answer: A

Explanation:

Using an AMI with CloudWatch Agent:

The CloudWatch agent can collect memory utilization metrics and send them to CloudWatch.

Steps:

Create or use an existing AMI that includes the CloudWatch agent installed and configured.

Ensure the CloudWatch agent is configured to collect memory metrics.

Use this AMI for instances in the Auto Scaling group.

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asked 16/09/2024
Armands Vestmanis
45 questions
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