Difference between revisions of "IT-Cloud-AWS"
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*https://portal.tutorialsdojo.com/courses/aws-certified-solutions-architect-associate-practice-exams/ | *https://portal.tutorialsdojo.com/courses/aws-certified-solutions-architect-associate-practice-exams/ | ||
=Important Topics= | =Important Topics= | ||
| − | *Renting virtual machines ( | + | * EC2 (Elastic Compute Cloud) >> Renting virtual machines |
| − | + | * AMI (Amazon Machinw Image) >> is a customization of an EC2 instance. | |
| − | *Distributing load across machines ( | + | * EBS (Elastic Block Store) >> Storing data on virtual drives |
| − | + | * EFS (Elastic File System) >> is a scalable, shared file storage service | |
| − | *Elastic Network Interfaces | + | |
| + | * ELB () >> Distributing load across machines | ||
| + | * ASG () >> Scaling the services using an auto-scaling group | ||
| + | * ENI (Elastic Network Interfaces) >> | ||
=Classic Ports to know= | =Classic Ports to know= | ||
| Line 24: | Line 27: | ||
*Track, Monitor, and Analyze Cloud Usage | *Track, Monitor, and Analyze Cloud Usage | ||
*Purchase Reserve and Spot Instances | *Purchase Reserve and Spot Instances | ||
| − | |||
| − | |||
| − | |||
*Utilize Instance Scheduling | *Utilize Instance Scheduling | ||
*Get The Latest Updates on Services ==> New features, improve the performance of services | *Get The Latest Updates on Services ==> New features, improve the performance of services | ||
| Line 44: | Line 44: | ||
*Terminate zombie assets | *Terminate zombie assets | ||
*Move infrequently-accessed data to lower cost tiers | *Move infrequently-accessed data to lower cost tiers | ||
| + | =aws-cli= | ||
| + | <pre class="code"> | ||
| + | aws configure | ||
| + | aws s3 ls | ||
| + | aws iam list-users | ||
| + | </pre> | ||
Latest revision as of 12:03, 27 October 2025
Ref.
- https://www.linkedin.com/posts/aws-training-%26-certification_challenge-yourself-and-test-your-aws-cloud-activity-7094709600511291392-cb-A?utm_source=share&utm_medium=member_android
- https://www.udemy.com/course/aws-certified-solutions-architect-associate-saa-c03/
- https://portal.tutorialsdojo.com/courses/aws-certified-solutions-architect-associate-practice-exams/
Important Topics
- EC2 (Elastic Compute Cloud) >> Renting virtual machines
- AMI (Amazon Machinw Image) >> is a customization of an EC2 instance.
- EBS (Elastic Block Store) >> Storing data on virtual drives
- EFS (Elastic File System) >> is a scalable, shared file storage service
- ELB () >> Distributing load across machines
- ASG () >> Scaling the services using an auto-scaling group
- ENI (Elastic Network Interfaces) >>
Classic Ports to know
- 22 = SSH (Secure Shell) - log into a Linux instance
- 21 = FTP (File Transfer Protocol) – upload files into a file share
- 22 = SFTP (Secure File Transfer Protocol) – upload files using SSH
- 80 = HTTP – access unsecured websites
- 443 = HTTPS – access secured websites
- 3389 = RDP (Remote Desktop Protocol) – log into a Windows instance
AWS Cost Optimierung
- Ref: https://www.whizlabs.com/blog/aws-cost-optimization-tips/
- Ref: https://www.cloudhealthtech.com/blog/10-aws-cost-optimization-best-practices
- Select the Right S3 Storage Class
- Choose the Right Instances for Your Workloads
- Track, Monitor, and Analyze Cloud Usage
- Purchase Reserve and Spot Instances
- Utilize Instance Scheduling
- Get The Latest Updates on Services ==> New features, improve the performance of services
- Use Autoscaling to Reduce Database Costs
- Clean Up EBS Volumes
- Carefully Manage Data Transfer Costs
- Terminate Idle Resources
- ---
- Rightsizing EC2 Instances
- Scheduling on/off times
- Purchasing Reserved Instances and Savings Plans
- Delete unattached EBS volumes
- Delete obsolete snapshots
- Release unattached Elastic IP addresses
- Upgrade instances to the latest generation
- Purchase reserved nodes for Redshift and ElastiCache Services
- Terminate zombie assets
- Move infrequently-accessed data to lower cost tiers
aws-cli
aws configure aws s3 ls aws iam list-users
