Open Stack

On Tue, Feb 9, 2016 at 4:59 AM, Joshua Hesketh <joshua.hesketh at gmail.com>
wrote:

> On Thu, Feb 4, 2016 at 2:44 AM, James E. Blair <corvus at inaugust.com>
> wrote:
>>
>> On the subject of clearing the cache more often, I think we may not want
>> to wipe out the cache more often than we do now -- in fact, I think we
>> may want to look into ways to keep from doing even that, because
>> whenever we reload now, Zuul slows down considerably as it has to query
>> Gerrit again for all of the data previously in its cache.
>>
>
> I can see a lot of 3rd parties or simpler CI's not needing to reload zuul
> very often so this cache would never get cleared. Perhaps cached objects
> should have an expiry time (of a day or so) and can be cleaned up
> periodically? Additionally if clearing the cache on a reload is causing
> pain maybe we should move the cache into the scheduler and keep it between
> reloads?
>

Do you guys use oslo at all? I ask because the olso memcache stuff does
exactly this, so it should be trivial to implement if you don't mind
depending on oslo.

Hope this helps,
Michael

-- 
Rackspace Australia
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