Thank you very much for sharing this information! I'm sure other operators and users will greatly benefit from it. (I sure will)
-- Mathieu On Wed, Dec 20, 2017 at 4:09 PM, Fei Long Wang <feil...@catalyst.net.nz> wrote: > Hi there, > > I think I should send this note more early given the holiday season :) We > (Catalyst Cloud) have done some work recently about the performance of > Horizon, especially for the instance panel, which more cloud providers can > be benefited. Here is the list: > > 1. Allow to skip API calls to Neutron in instance tables > > 2. Add cache for get_microversion() against Nova > > 3. Remove the quota check for "Launch Instance" button NOTE: This one has > been reverted. The comments from Horizon team is, though it's good, but the > behavior is not consistent with the other panels. Personally, I don't like > the excuse, I prefer to do the same thing for all the other panels. > > 4. Add white list for Nova extension NOTE: It's not accepted by Horizon > team, so we're going to keep it in our private repo. > > 5. Make image name on instances panel configurable NOTE: It's not accepted > by Horizon team, so we're going to keep it in our private repo. > > So far, we haven't got too much performance issue on the other panels. > Because the performance issue about Horizon is really related to the the API > calls. There are too much API calls on instance panel and it's related the > number of instances when listing. Generally, when listing 20 instances per > page could cost 10s-12s on our cloud before, with above 5 patches, it could > be reduced to 3s-4s. > > Hopefully above information is helpful. > > > -- > Cheers & Best regards, > Feilong Wang (王飞龙) > -------------------------------------------------------------------------- > Senior Cloud Software Engineer > Tel: +64-48032246 > Email: flw...@catalyst.net.nz > Catalyst IT Limited > Level 6, Catalyst House, 150 Willis Street, Wellington > -------------------------------------------------------------------------- > > > _______________________________________________ > OpenStack-operators mailing list > OpenStack-operators@lists.openstack.org > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators > _______________________________________________ OpenStack-operators mailing list OpenStack-operators@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators