I revisited this across three CPU architectures. The machines in each arch have vastly varying specs of CPU, mem and disk. Regardless of that difference, the difference in API and CLI response times is insignificant in my opinion.
These are Xenial freshly-deployed hosts with the latest openstack- client. #### ppc64el $ time openstack --help ... real 0m13.902s user 0m12.624s sys 0m0.252s $ time openstack image list +--------------------------------------+----------------+--------+ | ID | Name | Status | +--------------------------------------+----------------+--------+ | d24aeec2-2217-4e4b-8dc3-07d1b42a6896 | cirros-ppc64el | active | | fff934c8-b0ac-407c-86e0-93a1b23675c3 | xenial-ppc64el | active | +--------------------------------------+----------------+--------+ real 0m2.419s user 0m1.620s sys 0m0.152s #### arm64 $ time openstack --help ... real 0m11.808s user 0m11.372s sys 0m0.364s $ time openstack image list +--------------------------------------+-------------+--------+ | ID | Name | Status | +--------------------------------------+-------------+--------+ | 83dfc5ac-6245-41eb-81da-0d465aa627fe | xenial-uefi | active | +--------------------------------------+-------------+--------+ real 0m5.906s user 0m1.264s sys 0m0.212s #### amd64 $ time openstack --help ... real 0m9.484s user 0m8.476s sys 0m0.360s $ time openstack image list +--------------------------------------+---------+--------+ | ID | Name | Status | +--------------------------------------+---------+--------+ | 06a073c7-5805-4ed2-b88b-f1c6a8f46210 | cirros | active | | a6e2aa91-e92f-4adc-9e00-237a16323feb | cirros2 | active | | 4eafd638-5956-4192-8d06-564a57170ee3 | precise | active | | df79259c-c668-4528-90f2-36bee4c96784 | trusty | active | | 20e4b0d2-a101-4186-97c9-51ffdff57b33 | xenial | active | +--------------------------------------+---------+--------+ real 0m3.491s user 0m1.616s sys 0m0.260s -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1664764 Title: ARM OpenStack API/Dashboard calls are very slow To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/horizon/+bug/1664764/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
