SRE

“Ever wondered what happens when you type in a URL in an address bar in a browser? Here is a brief overview... #programming #web #sketchnotes”

Monitoring is essential to ensuring a system is running well in production. Without monitoring, you are driving a car with a blindfold on…

Avoid committing "crimes against Observability" and get your Observability practice off the ground the right way, by avoiding these common Observability pitfalls!

Learn about Terraform gotchas, and how to solve them, so that you will hopefully be spared utter despair and panic

Extension for Visual Studio Code - Makes indentation easier to read

AWS Azure GCP IAM visualized and key concepts

:diamond_shape_with_a_dot_inside:Emblem Giving is a sample application that demonstrates a serverless architecture with continuous delivery, and trouble recovery. - emblem/docs/decisions at main ·...

In Support of Change

Join Lex, SRE at Honeycomb, as he describes the incident retrospective process we abide by, and see why he was pleasantly surprised.

SLA We promise SLO We want SLI We have

Dorametrix is a serverless web service that helps you calculate your DORA metrics, by inferring your metrics from events you create with webhooks (or manually!). - mikaelvesavuori/dorametrix: Doram...

Learn how to combine monitoring and workflow automation into a single, streamlined solution with Datadog Workflows.

Unlock visibility into the cloud costs of your teams. Empower engineers to optimize the cost of their services and adopt a culture of cost awareness.

Opinions are my own… These depend on the SLAs you are supporting with your SLIs. But here are a couple of core ones: Controller count - must equal 1 else something is wrong Under replicated partitions - under replicated partitions greater than one is normally an early warning that something is about to go pear shaped. Depending on your setting for publish acks, this might mean that some publishers might also stop, if min ISR is less than required. Leader elections - These might happen due to...

If you have ever passed the contents of a file to a parameter of the AWS CLI, you most likely did so using the file:// notation. By setting a parameter’s value as the file’s path prepended by file://, you can explicitly pass in the contents of a local file as input to a command: aws […]

Open specification for defining and expressing service level objectives (SLO) - OpenSLO/OpenSLO: Open specification for defining and expressing service level objectives (SLO)

ManageEngine OpManager provides easy-to-use Network Monitoring Software that offers advanced Network & Server Performance Management. Download free trial now!

95% of your requests / the other 5% are the times it exceed this value

The Service Level Indicator is the ongoing measurement of your system that tells you whether you’re meeting your objective

Message Queueing vs. Event Stream Processing in Azure.

We can quickly solve TLS or SSL certificate issues by checking the certificate’s expiration from the openssl command line. Today, let us see how to check certificate’s expiration date in 2 ways. The first one is to check the certificate on remote server side. The second is to check the certificate by PEM files. Check […]

Observability is the ability to measure the internal states of a system by examining its outputs. A...

CLI tool for the OpenSLO spec. Contribute to OpenSLO/oslo development by creating an account on GitHub.