# Lessons learned from hardware and software upgrades of IT-DB services

- Institution: CERN
- Department: IT Technical Forum (ITTF)
- Speaker: Marcin BLASZCZYK
- Year: 2014
- Language: English
- Subjects: Computer science
- Source: [CERN](https://videos.cern.ch/record/3004232)
- 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)

This talk gives an overview of recent changes in CERN database infrastructure. The presentation describes database service evolution, in particular new hardware & storage installation, integration with Agile infrastructure, complexity of validation strategy and finally the migration and upgrade process concerning the most critical database services..

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## Lectures

1. [Lessons learned from hardware and software upgrades of IT-DB services](https://invisiblenetwork.ai/learn/cern/3004232/635b56896f85), 46 min (CERN's player)