Translations:Managing your cloud resources with OpenStack/22/en: Difference between revisions
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Latest revision as of 18:42, 8 November 2022
Booting from a Volume
If you want to run a persistent machine, it is safest to boot from a volume. When you boot a VM from an image rather than a volume, the VM is stored on the local disk of the actual machine running the VM. If something goes wrong with that machine or its disk the VM may be lost. Volume storage has redundancy which protects the VM from hardware failure. Typically when booting from a volume VM flavors starting with a 'p' are used (see Virtual machine flavors).