Infrastructure

Another day in ProxySQL life: sharing is caring

This post is another part of our list of short posts pinpointing specific cases OVHcloud has dealt with, both preparing for and during the migration. Here, we tell a story of how sometimes, a little unexpected behaviour can lead to a bug fix in a software program used by millions of people around the world. …

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migrate-datacentre --quiet: How do we seamlessly migrate a datacentre?

migrate-datacentre –quiet: How do we seamlessly migrate a datacentre?

In our previous articles, we explained why we had to move 800,000 databases from one datacentre to another, 300 kilometres away. So here we are… We did it!Now we will focus on a very important goal of any migration. From your point of view, as a customer, you must see… Nothing! I understand this completely, …

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Improve your SQL workload with Observability

Improve your SQL workload with observability

Our team of database administrators used to be overwhelmed by our developers’ needs. Picture this: we had only 1.5 database admins per more than 400 tech people (DevOps, developers etc.), with only 24 hours in a day! This was a perfect use-case for observability. But what is observability, apart from a buzzword? To me, observability is …

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How to win at the massive database migration game

In our previous articles, we explained why we had to move 800,000 databases from one datacentre to another, 300 kilometres away. So here we are… My team and I did it! It was a real brain-burner, so I hope our story will help you to address more of the huge technical projects we love to …

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Internal database architecture

OVHcloud’s internal databases infrastructure

Today, most applications rely directly or indirectly on databases. I would even take a bet and say that a large portion of those are relational databases. At OVHcloud, we rely on several dozens of clusters hosting hundreds of databases to power thousands of applications. Most of those databases power our API, host billing information and …

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Web hosting – How do our databases work?

In our series of articles about migrating web hosting infrastructure from Paris to Gravelines (the first of which is here), we neglected to mention the databases. This is however a very important part, with 800,000 databases to be migrated! In these new series of posts, we will tell you about our experience with web hosting …

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DepC by OVHcloud

Introducing DepC: the OVH platform for computing QoS

At OVH, our first mission as a cloud service provider is to provide products with high quality of service (QoS). Whether they are dedicated servers, cloud servers or hosted websites, our customers expect our solutions to be very high quality. And that’s exactly what our teams strive to offer you on a daily basis! It’s …

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Web hosting: How to migrate 3 Million web sites?

In previous articles, we saw what are the operational and techniques constraints of the migration project of our data center in Paris. If you have not followed everything on our technical constraints, I invite you to reread the article presenting the infrastructure of our web hosting. We built our migration scenarios by taking these constraints …

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