The Compute and Block Storage APIs have resource usage limits.

Compute v2, Block Storage v1

limits show

Show compute and block storage limits

openstack limits show
    [--sort-column SORT_COLUMN]
    [--sort-ascending | --sort-descending]
    (--absolute | --rate)
    [--project <project>]
    [--domain <domain>]
--sort-column SORT_COLUMN

specify the column(s) to sort the data (columns specified first have a priority, non-existing columns are ignored), can be repeated


sort the column(s) in ascending order


sort the column(s) in descending order


Show absolute limits


Show rate limits


Include reservations count [only valid with –absolute]

--project <project>

Show limits for a specific project (name or ID) [only valid with –absolute]

--domain <domain>

Domain the project belongs to (name or ID) [only valid with –absolute]