Open Stack

Is the data transfer compressed?

If there are lots of repeated pattern in the payload, compressing the
content may result in great improvement in performance.
--
Yujun

On Mon, Aug 8, 2016 at 3:19 PM Weyl, Alexey (Nokia - IL) <
alexey.weyl at nokia.com> wrote:

> Hi,
>
> I am running the "client.hosts.list()" command in Vitrage to get all the
> hosts in the system (we also run similar commands for availability zones
> and instances). Vitrage does this to gain a holistic view of system
> resources[1].
>
> As part of our performance checks we noticed that when calling
> client.hosts.list(), the info on each host includes the "HostManager"
> object, which weighs about 840KB on the oslo messaging bus, which is quite
> heavy.
>
> We would like to reduce that amount of data transferred, to improve
> performance. Is it possible to pass some parameter in "client.hosts.list()"
> so the manager property won't be sent on the bus?
>
> Thanks in advance,
> Alexey
>
> [1] https://wiki.openstack.org/wiki/Vitrage
>
>
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