Failed to schedule prep resize No valid host was found when trying to resize an instance

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I am getting this error while trying to resize an OpenStack instance.

$ nova resize fooinstance 16 --poll
Failed to schedule_prep_resize: No valid host was found.

Thank You

Mar 30, 2020 in OpenStack by akhtar
• 38,170 points
218 views

1 answer to this question.

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Hi@akhtar,

To avoid this error you have to set

--allow_resize_to_same_host=true

in /etc/nova/nova.conf and /etc/nova/nova-compute.conf and after that you need to restart the nova-compute and nova-api daemon.

Hope this will work.

Thank You

answered Mar 30, 2020 by MD
• 95,060 points

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