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Bharath KaimalBharath Kaimal
Bharath Kaimal
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Bharath Kaimal
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limit info for each resource
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docs/openshift/configuration/limit-ranges/index.md

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@@ -58,3 +58,142 @@ spec:
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max:
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storage: "50Gi"
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```
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### Container Limits
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```
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apiVersion: "v1"
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kind: "LimitRange"
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metadata:
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name: "resource-limits" [1]
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spec:
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limits:
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- type: "Container"
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max:
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cpu: "2" [2]
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memory: "1Gi" [3]
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min:
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cpu: "100m" [4]
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memory: "4Mi" [5]
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default:
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cpu: "300m" [6]
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memory: "200Mi" [7]
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defaultRequest:
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cpu: "200m" [8]
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memory: "100Mi" [9]
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maxLimitRequestRatio:
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cpu: "10" [10]
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```
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[1] The name of the _LimitRange_ object
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[2] The maximum amount of CPU that a single container in a pod can request
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[3] The maximum amount of memory that a single container in a pod can request
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[4] The minimum amount of CPU that a single container in a pod can request
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[5] The minimum amount of memory that a single container in a pod can request
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[6] The default amount of CPU that a container can use if not specified in the _Pod_ spec
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[7] The default amount of memory that a container can use if not specified in teh _Pod_ spec
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[8] The default amount of CPU that a contianer can request if not specified in the _Pod_ spec
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[9] The default amount of memory that a container can request if not specified in the _Pod_ spec
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[10] The maximum limit-to-request ratio for a container
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### Pod Limits
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```
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apiVersion: "v1"
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kind: "LimitRange"
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metadata:
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name: "resource-limits" [1]
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spec:
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limits:
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- type: "Pod"
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max:
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cpu: "2" [2]
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memory: "1Gi" [3]
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min:
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cpu: "200m" [4]
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memory: "6Mi" [5]
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maxLimitRequestRatio:
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cpu: "10" [6]
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```
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[1] The name of the _LimitRange_ object
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[2] The maximum amount of CPU that a pod can request across all containers
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[3] The maximum amount of memory that a pod can request across all containers
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[4] The minimum amount of CPU that a pod can request across all containers
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[5] The minimum amount of memory that a pod can request across all containers
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[6] The maximum limit-to-request ration for a container
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### Image Limits
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```
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apiVersion: "v1"
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kind: "LimitRange"
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metadata:
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name: "resource-limits" [1]
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spec:
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limits:
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- type: openshift.io/Image
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max:
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storage: 1Gi [2]
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```
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[1] The name of the _LimitRange_ object
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[2] The maximum size of an image that can be pushed to a registry
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### Image Stream Limits
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```
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apiVersion: "v1"
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kind: "LimitRange"
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metadata:
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name: "resource-limits" [1]
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spec:
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limits:
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- type: openshift.io/ImageStream
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max:
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openshift.io/image-tags: 20 [2]
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openshift.io/images: 30 [3]
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```
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[1] The name of the _LimitRange_ object
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[2] The maximum number of unique image tags in the _imagestream.spec.tags_ parameter in _imagestream_ spec
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[3] The maximum number of unique image regerenes in the _imagestream.status.tags_ parameter in the _imagestream_ spec
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### Persistent Volume Claim Limits
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```
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apiVersion: "v1"
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kind: "LimitRange"
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metadata:
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name: "resource-limits" [1]
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spec:
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limits:
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- type: "PersistentVolumeClaim"
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min:
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storage: "2Gi" [2]
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max:
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storage: "50Gi" [3]
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```
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[1] The name of the _LimitRange_ object
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[2] The minimum amount of storage that can be requested in a persistent volume claim
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[3] The maximum amount of storage that can be requested in a persistent volume claim

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