Amazon Web Services (AWS)

Terminating an EC2 instance means permanently deleting the virtual server in the Amazon Web Services (AWS) cloud. This action cannot be undone, and all data and configurations on the instance will be lost. It's important to take precautions before terminating an instance to avoid any unintended consequences. Here are the steps to terminate an EC2...

EC2 instance resource exhaustion can occur when the resources (CPU, memory, disk space, etc.) allocated to an Amazon Elastic Compute Cloud (EC2) instance are fully utilized, leading to degraded performance or even complete unavailability of the instance. This can be caused by a variety of factors, and addressing it depends on identifying the specific...

Unintended EC2 costs can occur for a variety of reasons. It's important to be aware of potential pitfalls to avoid unexpected charges on your AWS bill. Here are some common scenarios that can lead to unintended EC2 costs: Running Instances: Instances that are left running when they are no longer needed can accumulate charges. Always terminate...

RDS (Amazon Relational Database Service) backup failures can occur due to various reasons. It's important to address these issues promptly to ensure the safety and recoverability of your database. Here are some common causes and steps to address RDS backup failures: Insufficient IAM Permissions : Cause : The IAM role associated with the RDS...

RDS replication lag refers to the delay in data synchronization between a primary RDS instance and its replicas (also known as read replicas) in a multi-AZ (Availability Zone) or multi-region setup. This lag is a normal part of the replication process and can be influenced by various factors. Understanding and monitoring replication lag is important to...

Unauthorized access to an S3 bucket can be a serious security issue. It's important to address this promptly to prevent unauthorized users or applications from accessing sensitive data. Here are steps to handle unauthorized S3 bucket access: Identify the Source of Unauthorized Access : Review AWS CloudTrail Logs: Use AWS CloudTrail to identify the...

Elastic Load Balancers (ELBs) in AWS are a critical component for distributing incoming traffic across multiple instances, ensuring high availability and scalability of your applications. Misconfigurations can lead to service disruptions, increased latency, or even security vulnerabilities. Here are some common ELB misconfigurations and how to address...

ELB (Elastic Load Balancer) health check failures can occur for a variety of reasons, potentially leading to degraded or interrupted service. Here's a guide on how to handle ELB health check failures: Review Health Check Configuration : Check Settings : Ensure that the health check settings (ping target, port, interval, etc.) are configured...