Kubernetes don't auto down scale after high use and creation of pod












0















I run the example of Istio with name "helloworld" and then I get HPA for that service. When I create a high load automate the kubernetes create new pod, but after 10 hours the replicas is still on 9.



NAME            TARGETS   MINPODS   MAXPODS   REPLICAS   AGE
helloworld-v2 2%/50% 1 10 9 17h


How I can tell kubernetes to auto remove some replica?




kubectl describe hpa




Name:                                                  helloworld-v2
Namespace: default
Labels: <none>
Annotations: <none>
CreationTimestamp: Wed, 14 Nov 2018 16:24:26 +0000
Reference: Deployment/helloworld-v2
Metrics: ( current / target )
resource cpu on pods (as a percentage of request): 3% (3m) / 50%
Min replicas: 1
Max replicas: 10
Deployment pods: 9 current / 9 desired
Conditions:
Type Status Reason Message
---- ------ ------ -------
AbleToScale True ReadyForNewScale recommended size matches current size
ScalingActive True ValidMetricFound the HPA was able to successfully calculate a replica count from cpu resource utilization (percentage of request)
ScalingLimited False DesiredWithinRange the desired count is within the acceptable range
Events: <none>



kubectl describe deployment helloworld-v2




Conditions:
Type Status Reason
---- ------ ------
Available True MinimumReplicasAvailable
OldReplicaSets: helloworld-v2-6b6d5ddd54 (9/9 replicas created)
NewReplicaSet: <none>
Events: <none>


I don't find any errors.










share|improve this question

























  • please provide more info like: kubectl describe deployment and kubectl describe hpa

    – Evgeny Makarov
    Nov 15 '18 at 12:25


















0















I run the example of Istio with name "helloworld" and then I get HPA for that service. When I create a high load automate the kubernetes create new pod, but after 10 hours the replicas is still on 9.



NAME            TARGETS   MINPODS   MAXPODS   REPLICAS   AGE
helloworld-v2 2%/50% 1 10 9 17h


How I can tell kubernetes to auto remove some replica?




kubectl describe hpa




Name:                                                  helloworld-v2
Namespace: default
Labels: <none>
Annotations: <none>
CreationTimestamp: Wed, 14 Nov 2018 16:24:26 +0000
Reference: Deployment/helloworld-v2
Metrics: ( current / target )
resource cpu on pods (as a percentage of request): 3% (3m) / 50%
Min replicas: 1
Max replicas: 10
Deployment pods: 9 current / 9 desired
Conditions:
Type Status Reason Message
---- ------ ------ -------
AbleToScale True ReadyForNewScale recommended size matches current size
ScalingActive True ValidMetricFound the HPA was able to successfully calculate a replica count from cpu resource utilization (percentage of request)
ScalingLimited False DesiredWithinRange the desired count is within the acceptable range
Events: <none>



kubectl describe deployment helloworld-v2




Conditions:
Type Status Reason
---- ------ ------
Available True MinimumReplicasAvailable
OldReplicaSets: helloworld-v2-6b6d5ddd54 (9/9 replicas created)
NewReplicaSet: <none>
Events: <none>


I don't find any errors.










share|improve this question

























  • please provide more info like: kubectl describe deployment and kubectl describe hpa

    – Evgeny Makarov
    Nov 15 '18 at 12:25
















0












0








0








I run the example of Istio with name "helloworld" and then I get HPA for that service. When I create a high load automate the kubernetes create new pod, but after 10 hours the replicas is still on 9.



NAME            TARGETS   MINPODS   MAXPODS   REPLICAS   AGE
helloworld-v2 2%/50% 1 10 9 17h


How I can tell kubernetes to auto remove some replica?




kubectl describe hpa




Name:                                                  helloworld-v2
Namespace: default
Labels: <none>
Annotations: <none>
CreationTimestamp: Wed, 14 Nov 2018 16:24:26 +0000
Reference: Deployment/helloworld-v2
Metrics: ( current / target )
resource cpu on pods (as a percentage of request): 3% (3m) / 50%
Min replicas: 1
Max replicas: 10
Deployment pods: 9 current / 9 desired
Conditions:
Type Status Reason Message
---- ------ ------ -------
AbleToScale True ReadyForNewScale recommended size matches current size
ScalingActive True ValidMetricFound the HPA was able to successfully calculate a replica count from cpu resource utilization (percentage of request)
ScalingLimited False DesiredWithinRange the desired count is within the acceptable range
Events: <none>



kubectl describe deployment helloworld-v2




Conditions:
Type Status Reason
---- ------ ------
Available True MinimumReplicasAvailable
OldReplicaSets: helloworld-v2-6b6d5ddd54 (9/9 replicas created)
NewReplicaSet: <none>
Events: <none>


I don't find any errors.










share|improve this question
















I run the example of Istio with name "helloworld" and then I get HPA for that service. When I create a high load automate the kubernetes create new pod, but after 10 hours the replicas is still on 9.



NAME            TARGETS   MINPODS   MAXPODS   REPLICAS   AGE
helloworld-v2 2%/50% 1 10 9 17h


How I can tell kubernetes to auto remove some replica?




kubectl describe hpa




Name:                                                  helloworld-v2
Namespace: default
Labels: <none>
Annotations: <none>
CreationTimestamp: Wed, 14 Nov 2018 16:24:26 +0000
Reference: Deployment/helloworld-v2
Metrics: ( current / target )
resource cpu on pods (as a percentage of request): 3% (3m) / 50%
Min replicas: 1
Max replicas: 10
Deployment pods: 9 current / 9 desired
Conditions:
Type Status Reason Message
---- ------ ------ -------
AbleToScale True ReadyForNewScale recommended size matches current size
ScalingActive True ValidMetricFound the HPA was able to successfully calculate a replica count from cpu resource utilization (percentage of request)
ScalingLimited False DesiredWithinRange the desired count is within the acceptable range
Events: <none>



kubectl describe deployment helloworld-v2




Conditions:
Type Status Reason
---- ------ ------
Available True MinimumReplicasAvailable
OldReplicaSets: helloworld-v2-6b6d5ddd54 (9/9 replicas created)
NewReplicaSet: <none>
Events: <none>


I don't find any errors.







kubernetes






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edited Nov 15 '18 at 12:39







cdemet

















asked Nov 15 '18 at 9:38









cdemetcdemet

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6317













  • please provide more info like: kubectl describe deployment and kubectl describe hpa

    – Evgeny Makarov
    Nov 15 '18 at 12:25





















  • please provide more info like: kubectl describe deployment and kubectl describe hpa

    – Evgeny Makarov
    Nov 15 '18 at 12:25



















please provide more info like: kubectl describe deployment and kubectl describe hpa

– Evgeny Makarov
Nov 15 '18 at 12:25







please provide more info like: kubectl describe deployment and kubectl describe hpa

– Evgeny Makarov
Nov 15 '18 at 12:25














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