Users of a company's internal web application recently experienced application performance issues for a brief period The application includes frontend web servers that run in an Amazon Elastic Kubernetes Service (Amazon EKS) cluster The application also includes a bacKend Amazon Aurora PostgreSQL DB cluster that includes one DB instance.
A SysOps administrator determines that the source of the performance issues was high utilization of the DB cluster. The single writer instance experienced more than 90% utilization for 11 minutes The cause of the high utilization was an automated report that is scheduled to run one time each week
What should the SysOps administrator do to ensure that users do not experience performance Issues each week when the report runs?
Increasing DB Instance Size:
Increasing the instance size provides more CPU and memory resources, which can help handle higher loads.
Steps:
Go to the AWS Management Console.
Navigate to RDS and select the DB instance.
Modify the instance to increase its size.
Apply the changes during the next maintenance window or immediately if it is a critical issue.
Monitoring Performance:
After resizing, monitor the instance during the next report run to ensure that it handles the load effectively.
A company's architeclure team must receive immediate email notification whenever new Amazon EC2 Instances are launched In the company's main AWS production account
What should a SysOps administrator do to meet this requirement?
Create an SNS Topic and Subscription:
Amazon SNS allows you to send notifications to multiple endpoints.
Steps:
Go to the AWS Management Console.
Navigate to SNS and create a new topic.
Create a subscription for the topic using the email protocol.
Enter the architecture team's email address as the subscriber.
Create an EventBridge Rule:
Amazon EventBridge can monitor events and trigger actions.
Steps:
Go to the AWS Management Console.
Navigate to EventBridge.
Create a new rule that reacts to EC2 instance launch events.
Specify the SNS topic as the rule's target.
A SysOps administrator needs to update an AWS accoun1 name What should the SysOps administrator do to accomplish this goal?
Update AWS Account Name:
The AWS account name can only be changed by the root user of the account.
Steps:
Sign in to the AWS Management Console using the root user credentials.
Navigate to the 'My Account' page.
Update the account name field and save the changes.
A company is running a development application on an Amazon EC2 instance. The application uploads 500.000 files that are 1 GB in size into a large! Amazon S3 bucket that has default encryption enabled The EC2 instance is in the same AWS Region where the S3 bucket is deployed.
The company uses performance logging that is built into the application software. The logs show that the application is constantly waiting for the files to be written to the S3 bucket. A SysOps administrator needs to improve the application's throughput performance. The SysOps administrator validates that the networking on the EC2 instance is not constrained.
What should the SysOps administrator do to improve the S3 upload performance''
Improve S3 Upload Performance:
Using multiple bucket prefixes can improve throughput by allowing parallel upload streams.
Steps:
Modify the application to write files to different prefixes in the S3 bucket.
Example: Instead of writing all files to s3://bucket-name/, write to s3://bucket-name/prefix1/, s3://bucket-name/prefix2/, etc.
A company that uses AWS Organizations recently implemented AWS Control Tower The company now needs to centralize identity management A SysOps administrator must federate AWS 1AM Identity Center with an external SAML 2.0 identity provider (IdP) to centrally manage access to all the company's accounts and cloud applications
Which prerequisites must the SysOps administrator have so that the SysOps administrator can connect to the external IdP? (Select TWO.)
IAM Identity Center SAML Metadata:
This metadata is required to establish the trust relationship between AWS IAM Identity Center and the external SAML 2.0 identity provider.
Steps:
Download the IAM Identity Center SAML metadata from the AWS Management Console.
Provide this metadata to the external IdP.
IdP Metadata:
The metadata from the IdP, including the public X.509 certificate, is needed to configure the trust relationship.
Steps:
Obtain the IdP metadata, which includes the entity ID, endpoints, and X.509 certificate.
Configure the IAM Identity Center with this information.
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