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HAProxy: How to temporary disable a back end server using the command line
HAProxy can be controlled from the command line using its admin socket. This can be used to easily disable and enable a backend server on the cli.
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 4,378 posts.
Infrastructure & DevOps
Any year
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An upside-down backup strategy
An Upside-Down Backup Strategy I have a strange way of doing backups these days. When I save something, the master copy is in the cloud. If a file exists only on my local drive, it's not safe....
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Get AWS costs posted directly to Slack
Vantage users can now add a Slack webhook to their Vantage account and receive daily, weekly or monthly reports of their cloud costs in their team's Slack channels.
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Making Machines Move
Gather round the fire to hear the tale of how we built migration for stateful apps on a global public cloud without building a SAN.
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Futures of distributions
Seems Debian is talking about why they are unable to package whole categories of modern software, such as anything using npm. It's good they're having a conversation about that, and I want to give a broader perspective.
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Breaking up the Container Monolith
Dan Walsh, of SELinux Coloring Book fame, presented on the work he and his team have been doing with containers. Dan has long been a technical leader in the container and SELinux spaces and is an
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Continuous MySQL backup validation: Restoring backups
Visit the post for more.
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Varnish Explained
Complete guide to Varnish cache: HTTP headers, VCL configuration, cache invalidation, ESI, and practical setup. Video, slides & real-world examples.
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PostgreSQL needs a new load balancer
We do a lot of high-availablity PostgreSQL deployments for clients. As of 9.1, streaming replication (SR) is excellent for this, and can sc...
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Integration over Invention
Mar 25, 2024 -
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Streaming Messages from Kafka into Redshift in Near Real-Time
Streaming Messages from Kafka into Redshift in near Real-Time Shahid C., Software Engineer Oct 17, 2016 This post is part of a series covering Yelp's real-time streaming data infrastructure. Our...
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Visualizing Docker Containers and Images
This post is meant as a Docker 102 -level post. If you are unaware of what Docker is, or don't know how it compares to virtual machines ...
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Why Postgres RDS didn't work for us
Background
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Back to Linux
Background Note: I’ve started writing this article about one year ago (September 2020), but I dropped it at some point. Its final version is way less ambitious than my original plans for it, mostly because I forgot some of things that were on mind back then. Still, better than nothing. A long time ago (in 2011) I…
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Some thoughts on personal Git hosting
As part of my ongoing (and somewhat futile) efforts to ReDeCentralise, I'm looking at moving my personal projects away from GitHub. I already have accounts with GitLab and CodeBerg - but both of those sites are run by someone else. While they're lovely now, there's nothing stopping them becoming as slow or AI-infested…
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Update on Our Planned Move from Azure to Google Cloud Platform
GitLab.com is migrating to Google Cloud Platform August 11 – here’s what this means for you now and in the future.
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The next generation of serverless
Read some of the latest blog posts from Akamai Developers.
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Terraform Collaboration for Everyone
HashiCorp announces improved configuration language, remote operations, and new, free collaboration features for HashiCorp Terraform.
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Webhooks Are Magic
Around the Iron.io office, I’m known as a bit of a webhook enthusiast. When asked what my favourite features of the Iron.io platform are, our webhook
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Getting 10TB of GitHub logs and extracting details of all users and repositories
Trickest workflow parses 15TB of GitHub Archive logs and extracts public details for every user and repository back to 2015.
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Running Forth Unikernels
Forth has been called lots of things and it was something that I figured we could easily unikernelize so I dove into it. I think it's safe to say I've never written any production Forth nor do I see myself doing so but having said that - let's begin!