# QClient Improvements for the next fastest Metadata

- Institution: CERN
- Department: HEP Computing
- Speaker: Abhishek Lekshmanan
- Year: 2025
- Language: English
- Subjects: Computer science
- Source: [CERN](https://videos.cern.ch/record/3022128)
- 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)

Every operation that modifies/queries the metadata from the persistent metadata storage QuarkDB goes via QClient. We look at some current bottlenecks and improvements that v5.3 offers with various configurations..

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## Lectures

1. [QClient Improvements for the next fastest Metadata](https://invisiblenetwork.ai/learn/cern/3022128/1aa75ea5c247), 23 min (CERN's player)