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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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Private Cloud en cours de qualification SecNumCloud

OVH est officiellement en cours de qualification pour son offre Private Cloud. Cette première étape formelle dans le projet de qualification est l’occasion de faire un point sur le dispositif mis en place pour aligner son offre avec les exigences élevées du référentiel SecNumCloud dans l’objectif de fournir un cloud de confiance reconnu comme tel

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OVHcloud and Binder

MyBinder and OVH partnership

Last month, OVH and Binder team partnered together in order to support the growth of the BinderHub ecosystem around the world. With approximately 100,000 weekly users of the mybinder.org public deployment and 3,000 unique git repositories hosting Binder badges, the need for more resources and computing time was felt. Today, we are thrilled to announce

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Linux Kernel Vulnerabilities Affecting The Selective ACK Component

On June 18th 2019 at 7pm CEST, 4 vulnerabilities have been disclosed affecting the TCP stack of the Linux kernel. These vulnerabilities relies on an integer overflow in the Linux kernel which can lead to a kernel panic on one hand, and on an algorithmic complexity in the SACK implementation leading to CPU resource exhaustion

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RAMBleed DRAM

RAMBleed DRAM

On June 11th, security researchers published a paper titled “RAMBleed Reading Bits in Memory without Accessing Them”.  This paper describes vector  against Dynamic Random Access Memory (DRAM) modules that are already susceptible toRowhammer-style attacks. Systems using DRAM modules mitigated against Rowhammer style attacks remain protected from RAMBleed.  This vector may affects hardware products, among which some used by OVH.

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Hébergement web : comment héberger 3 millions de sites ?

En 2018, nous avons lancé l’un des plus gros projets de l’histoire d’OVH : migrer les 3 millions de sites web hébergés dans notre datacenter de Paris. Si vous souhaitez découvrir les raisons de ce projet titanesque, vous pouvez lire cet article. Il est désormais temps de vous expliquer comment nous avons procédé pour ce chantier. Nous

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Apache Spark & OVH Analytics Data Compute

How to run massive data operations faster than ever, powered by Apache Spark and OVH Analytics Data Compute

If you’re reading this blog for the first time, welcome to the ongoing data revolution! Just after the industrial revolution came what we call the digital revolution, with millions of people and objects accessing a world wide network – the internet – all of them creating new content, new data. Let’s think about ourselves… We

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