Hello Boris,

I'll check Rally in order to see what tool is the best for my tests.

Best Regards,

Julien LELOUP
julien.lel...@3ds.com


From: Boris Pavlovic [mailto:bpavlo...@mirantis.com]
Sent: Monday, January 20, 2014 5:52 PM
To: OpenStack Development Mailing List (not for usage questions)
Subject: Re: [openstack-dev] [Tempest - Stress test] : cleanup() removing 
resources for all tenants with an admin_manager

Julien,

Probably you should try to use Rally for benchmarking.
https://wiki.openstack.org/wiki/Rally

There is already working generic cleanup...

There is already implemented framework that allows parametrized benchmarks:
https://github.com/stackforge/rally/blob/master/rally/benchmark/scenarios/nova/servers.py#L32-L39

Simple way to configure load using json (load will be created from real users, 
no admin, that will be pre created for each benchmark):
https://github.com/stackforge/rally/blob/master/doc/samples/tasks/nova/boot-and-delete.json


And simple CLI interface (now we are working around Web UI)


Best regards,
Boris Pavlovic

On Mon, Jan 20, 2014 at 8:32 PM, LELOUP Julien 
<julien.lel...@3ds.com<mailto:julien.lel...@3ds.com>> wrote:
Hi everyone,

I'm forwarding my own email previously posted on the QA list.

I would like to discuss about the cleanup() process used right after a stress 
test run in Tempest.

For what I see now by using it and by reading the code, the cleanup() seems a 
bit rough since it is using an "admin_manager" in order to get all kind of test 
resources actually available : servers, key pairs, volumes, .etc...
More precisely, when it comes to clean servers, it is searching for servers on 
all tenants. I find this behavior a little rough since it will blow all objects 
on the target OpenStack, even object unrelated to the stress tests that just 
ran.

Actually before reading the cleanup() I had a problem when one of my stress 
test erased all the servers and volumes on another tenant, which impaired other 
people working on our OpenStack.

I can imagine that for some scenarios, using an admin user to deeply clean an 
OpenStack is required, but I believe that most of the time the cleanup() 
process should focus only on the tenant used during the stress test and leave 
the other tenants alone.

Am I doing something wrong ? Is there a way to restrain the cleanup() process ?

If no parameters or configuration allows me to do so, should I improve the 
cleanup() code in order to allow it to remove only the test resources created 
for the test?
I do not wish to make this kind of code if the OpenStack community believe that 
the present behavior is totally intended and should not be modified.


Best Regards,

Julien LELOUP
julien.lel...@3ds.com<mailto:julien.lel...@3ds.com>

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