#amazon-web-services

On the morning of Oct. 20, 2025, Amazon Web Services (AWS) experienced a major outage that cascaded into widespread service disruptions across thousands of websites and applications. Several large exchanges and crypto-service providers rely heavily on cloud infrastructure like AWS to power their trading platforms, wallets, analytics tools and matching engines. The ripple effect hit the crypto…

How to: What is the difference between Amazon Linux and RedHat Enterprise Linux on AWS EC2? #fix #computers #dev

What is the difference between Amazon Linux and RedHat Enterprise Linux on AWS EC2?

I am very new to this and I don’t even know if I should ask this question here or on Stackoverflow or ServerFault.

The Question

I wish to set up a EC2 instance on Amazon Web Services. My understanding is RedHat Enterprise Linux(RHEL) cost $0.21/hour for an m1.Small more than Amazon Linux (which is free). Is my…

How to: Are Amazon EC2 Private IPs reachable from any instance running in EC2? #solution #development #answer

Are Amazon EC2 Private IPs reachable from any instance running in EC2?

After searching previous questions here, the general consensus seems to be if an instance that I own is assigned a private IP of 10.208.34.55, that only OTHER INSTANCES I OWN can reach it at that address. See:

How to encrypt traffic between two Amazon EC2 instances?

Is that correct? So I can treat all my instances as if they…

Fixed: Which is the fastest way to copy 400G of files from an ec2 elastic block store volume to s3? #programming #it #dev

Which is the fastest way to copy 400G of files from an ec2 elastic block store volume to s3?

I have to copy 400G of files from an elastic block store volume to an s3 bucket… Those are about 300k files of ~1Mb

I’ve tried s3cmd and s3fuse, both of them are really, really slow.. s3cmd ran for a complete day, said it finished copying, and when I checked the bucket, nothing had happened (I suppose…

Resolved: AWS RDS connection count #solution #fix #dev

AWS RDS connection count

I am using AWS RDS with MySQL for a project and have a “large” instance. The documentation is clear on what this means as far as compute resources and RAM goes, but I can’t find anything that documents how many open database connections that I can have. The app that I am using is PHP and it utilizes PDO with persistent connections. This means that the number of open…

Fix: Install SSL on Amazon Elastic Load Balancer with GoDaddy Wildcard Certificate #development #it #answer

Install SSL on Amazon Elastic Load Balancer with GoDaddy Wildcard Certificate

I’m a bit stuck installing an SSL Cert on an AWS Elastic Load Balancer. I have a wildcard certificate from GoDaddy and need to point it at the ELB.

I have run the command (I ran it on one of the servers behind the load balancer):

openssl req -new -newkey rsa:2048 -nodes -keyout mydomain.key -out mydomain.csr

and then I…