@Laurent Meister - Thanks for reaching out.
The images you listed above
- Sku Agent Id[batch.node.ubuntu 18.04],
Image SKU[18.04-lts],
Image Publisher[canonical],
Image Offer[ubuntuserver],
Image Version[latest],
This is Canonical Image
- Sku Agent Id[batch.node.ubuntu 18.04],
Image SKU[1804],
Image Publisher[microsoft-dsvm],
Image Offer[ubuntu-1804],
Image Version[latest],
This is a Data Science VM Image
Please go through this document for more reference : DataScience VM Overview
And for availability of Ubuntu 20.04 for Azure batch, I am working with the Product team here. I will get back to you as soon as I have an update.
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