Friday, August 19, 2022

Serverless – Scale up ECS Service with Lambda and Cloudwatch Events

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Background When your service runs on an Auto Scale Group, it is very easy to add schedules to it to scale the service at a...

Queue up multiple instances of a shell script

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In this post, I am going to show you how to queue up multiple instances of a shell script so that only one instance...

Start EC2 and set DNS in CloudFlare using Lambda

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In my previous posts, I showed two ways to set DNS for an EC2 server that does not have an Elastic IP attached to...

ss command to monitor network connections on Linux

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netstat was one of the first commands I used on a Linux server to monitor network connections between servers. However, on a busy server...

Updating Bitnami WordPress Stack Running on AWS Lightsail

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This WordPress blog is running on an AWS Lightsail instance. The instance is based off a Bitnami WordPress stack. The instance contains core software...

Block a user agent using Cloudflare rule

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A while ago I published a post showing how to start a script on boot using systemd. In the example I used a simple...