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prefetch optimizations for task manager

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* Prefetch all Jobs Types related instance group
* Prefetch inventory updates inventory source. The attribute
inventory_source.inventory_id is accessed when building the hash
tables of the running tasks.
This commit is contained in:
Chris Meyers 2017-05-16 15:05:20 -04:00
parent 9b771ae907
commit 067fdac8b1
1 changed files with 6 additions and 5 deletions
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11
awx/main/scheduler/__init__.py
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@ -46,11 +46,12 @@ class TaskManager():
return False
def get_tasks(self, status_list=('pending', 'waiting', 'running')):
jobs = [j for j in Job.objects.filter(status__in=status_list)]
inventory_updates = [i for i in InventoryUpdate.objects.filter(status__in=status_list)]
project_updates = [p for p in ProjectUpdate.objects.filter(status__in=status_list)]
system_jobs = [s for s in SystemJob.objects.filter(status__in=status_list)]
ad_hoc_commands = [a for a in AdHocCommand.objects.filter(status__in=status_list)]
jobs = [j for j in Job.objects.filter(status__in=status_list).prefetch_related('instance_group')]
inventory_updates_qs = InventoryUpdate.objects.filter(status__in=status_list).prefetch_related('inventory_source', 'instance_group')
inventory_updates = [i for i in inventory_updates_qs]
project_updates = [p for p in ProjectUpdate.objects.filter(status__in=status_list).prefetch_related('instance_group')]
system_jobs = [s for s in SystemJob.objects.filter(status__in=status_list).prefetch_related('instance_group')]
ad_hoc_commands = [a for a in AdHocCommand.objects.filter(status__in=status_list).prefetch_related('instance_group')]
workflow_jobs = [w for w in WorkflowJob.objects.filter(status__in=status_list)]
all_tasks = sorted(jobs + project_updates + inventory_updates + system_jobs + ad_hoc_commands + workflow_jobs,
key=lambda task: task.created)