自动伸缩

Evaluator

cpu_util 80%

VM3

ScalingPolicy

heat_template_version: xxxparameters: ......resources: scaling_group: type: OS::Heat::AutoScalingGroup scaling_up_policy: type: OS::Heat::ScalingPolicy scaling_down_policy: type: OS::Heat::ScalingPolicy cpu_high_alrm: type: OS::Ceilometer::Alarm cpu_low_alarm: type: OS::Ceilometer::Alarm

cpu_util = 59%

LoadBalancer

VM2

Alarm

Heat

cpu_util = 65%

Meter

VM1

cpu_util 40%

FloatingIP:80

Ceilometer

DB VM

VM

AutoScalingGroup

Nova

AutoScaling

...