Fate Transfer

Migrating from CentOS 6 to CentOS 7

Kalle Happonen

Geek. Systems Specialist @CSCfi

July 28, 2015

We have run OpenStack for a while, and always on CentOS 6. It's old and virtualization-wise somewhat restricted. Currently we're on OpenStack Icehouse. The Juno packages don't exist for CentOS 6 so we need to make the challenging jump to CentOS 7 before upgrading.

This is mainly a problem for the compute nodes. The virtual . . .

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