depop-blog
/ full_metric_lambda.py
Created
June 27, 2018 15:39
Ahead of time scheduling on ECS/EC2: full_metric_lambda.py
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| import boto3 | |
| import datetime | |
| import logging | |
| import json | |
| import re | |
| logger = logging.getLogger() | |
| logger.setLevel(logging.INFO) | |
| logger.info('Loading function...') |
depop-blog
/ high_level.py
Created
June 27, 2018 15:38
Ahead of time scheduling on ECS/EC2: high_level.py
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| for asg in auto_scaling_groups: | |
| cluster_name = next(x for x in asg['Tags'] if x['Key'] == 'cluster_name')['Value'] | |
| instance_list = ecs.list_container_instances(cluster=cluster_name, status='ACTIVE') | |
| instances = ecs.describe_container_instances( | |
| cluster=cluster_name, | |
| containerInstances=instance_list['containerInstanceArns']) | |
| # all tasks running on current cluster | |
| tasks = get_tasks(cluster_name) | |
| # get the largest CPU reservation of any container | |
| max_cpu = int(max(tasks, key=lambda x: x['cpu'])['cpu']) |