Open Stack

Thanks for your response, I filed a bug  
https://bugs.launchpad.net/horizon/+bug/1587777. Any further  
discussions can take place in the bug.

Regards,
Eugen

Zitat von Matthias Runge <mrunge at redhat.com>:

> On 30/05/16 17:59, Eugen Block wrote:
>> Hi *,
>>
>> we're running Openstack on top of Leap 42.1. Since switching to Mitaka,
>> we're experiencing severe delays when accessing the dashboard - i.e.
>> switching between "Compute - Overview" and "Compute - Instances" takes
>> 15+ seconds, even after multiple invocations.
>>
>> I've had a look at the requests, the Apache logs and our control node's
>> stats and noticed that it's a single call that's taking all the time...
>> I see no indications of any error, it seems that once WSGI is invoked,
>> that call simply takes its time. Intermediate curl requests are logged,
>> so I see it's doing its work. Looking at "vmstat" I can see that it's
>> user space taking all the load (Apache / mod_wsgi drives its CPU to
>> 100%, while other CPUs are idle - and no i/o wait, no system space etc.).
>>
>> Current test, switching to "Overview" took 13.09 secs loading
>> http://control1/project/. Switching back to "Instances" took 14.7 secs
>> for http://control1/project/instances/. Ain't no fun using the dashboard
>> that way... and we did not see this with previous releases.
>>
>> Do others see the same slowness or is it likely some (system or
>> Openstack) configuration issue on our side?
>>
> I believe, I saw something comparable, but thought it was due to my setup.
>
> You mentioned, you already identified a single call taking all the time:
> which one is it? Could you please file a bug?
>
> https://bugs.launchpad.net/horizon
>
> It could be either Horizon or nova API (or both) being slow.
> --
> Matthias Runge <mrunge at redhat.com>
>
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Eugen Block                             voice   : +49-40-559 51 75
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