# EOS operations: deployment of QuarkDB as namespace backend

- Institution: CERN
- Department: HEP Computing
- Speaker: Cristian Contescu
- Year: 2020
- Language: English
- Subjects: Computer science
- Source: [CERN](https://videos.cern.ch/record/3012797)
- Licence: [CERN](http://copyright.web.cern.ch)
- Who can watch: Tweens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

2019 was the year of migration on many levels. In this presentation we would like to outline the deployment of the new namespace backend, based on QuarkDB, replacing the in-memory namespace. We will talk about the reasons behind the change, the planning, initial implementation, some challenges and the outcome of this migration..

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## Lectures

1. [EOS operations: deployment of QuarkDB as namespace backend](https://invisiblenetwork.ai/learn/cern/3012797/a38580b6d4e5), 8 min (CERN's player)