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Sorry sent that too quickly. If it works in nova to stop memory balooning, you might try something similar for quantum.

Vish

On Oct 23, 2012, at 2:58 AM, Gary Kotton <gkotton at redhat.com> wrote:

> Hi,
> I have been looking into bug 1065276 (https://bugs.launchpad.net/quantum/+bug/1065276). The problem is that the memory is not freed for each unit test. There are essentially two consumers:
> 1. self.api = APIRouter(). This uses 1488K. This is essentially the loading of the plugin, creation of database (sqllite) and local data structures etc. This is call in the setup method.
> 2. Database usage - this depends on the test in question.
> 
> In the teardown method I have tried a number of things but to no avail:
> i. dropping the database - the memory consumption actually increases
> ii. clearing the database - same as above (actually I have found a bug here but this is not related)
> iii. deleting the self.api - no change
> 
> In short the memory usage just grows per test. I have also tried doing some garbage collection but this too has proved fruitless. We have tried using a file for the database but this was very time consuming for the unit tests.
> 
> Any help will be greatly appreciated.
> Thanks
> Gary
> 
> 
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