Spawn no more than 6 Celery workers by default
Spawn no more than 6 Celery workers by default

...even if there are more than 6 CPU cores

onaio/kpi,kobotoolbox/kpi,kobotoolbox/kpi,kobotoolbox/kpi,onaio/kpi,onaio/kpi,onaio/kpi,kobotoolbox/kpi,kobotoolbox/kpi