From 4050303130d57be17270ad69454d1fab6b09d965 Mon Sep 17 00:00:00 2001 From: Qiming Date: Tue, 21 Aug 2018 04:36:46 +0800 Subject: [PATCH] Fix inline YAML in resource quota (#9906) Closes: #9905 --- .../docs/concepts/policy/resource-quotas.md | 265 +++++++++--------- 1 file changed, 133 insertions(+), 132 deletions(-) diff --git a/content/en/docs/concepts/policy/resource-quotas.md b/content/en/docs/concepts/policy/resource-quotas.md index e4c5ab4ec6..d232b1619d 100644 --- a/content/en/docs/concepts/policy/resource-quotas.md +++ b/content/en/docs/concepts/policy/resource-quotas.md @@ -213,159 +213,160 @@ works as follows: - Pods in the cluster have one of the three priority classes, "low", "medium", "high". - One quota object is created for each priority. -1. Save the following YAML to a file `quota.yml`. +Save the following YAML to a file `quota.yml`. - ```yaml - apiVersion: v1 - kind: List - items: - - apiVersion: v1 - kind: ResourceQuota - metadata: - name: pods-high - spec: - hard: - cpu: "1000" - memory: 200Gi - pods: "10" - scopeSelector: - matchExpressions: - - operator : In - scopeName: PriorityClass - values: ["high"] - - apiVersion: v1 - kind: ResourceQuota - metadata: - name: pods-medium - spec: - hard: - cpu: "10" - memory: 20Gi - pods: "10" - scopeSelector: - matchExpressions: - - operator : In - scopeName: PriorityClass - values: ["medium"] - - apiVersion: v1 - kind: ResourceQuota - metadata: - name: pods-low - spec: - hard: - cpu: "5" - memory: 10Gi - pods: "10" - scopeSelector: - matchExpressions: - - operator : In - scopeName: PriorityClass - values: ["low"] - ``` +```yaml +apiVersion: v1 +kind: List +items: +- apiVersion: v1 + kind: ResourceQuota + metadata: + name: pods-high + spec: + hard: + cpu: "1000" + memory: 200Gi + pods: "10" + scopeSelector: + matchExpressions: + - operator : In + scopeName: PriorityClass + values: ["high"] +- apiVersion: v1 + kind: ResourceQuota + metadata: + name: pods-medium + spec: + hard: + cpu: "10" + memory: 20Gi + pods: "10" + scopeSelector: + matchExpressions: + - operator : In + scopeName: PriorityClass + values: ["medium"] +- apiVersion: v1 + kind: ResourceQuota + metadata: + name: pods-low + spec: + hard: + cpu: "5" + memory: 10Gi + pods: "10" + scopeSelector: + matchExpressions: + - operator : In + scopeName: PriorityClass + values: ["low"] +``` -2. Apply it using `kubectl create`. +Apply the YAML using `kubectl create`. - ```shell - kubectl create -f ./quota.yml +```shell +kubectl create -f ./quota.yml - resourcequota/pods-high created - resourcequota/pods-medium created - resourcequota/pods-low created - ``` +resourcequota/pods-high created +resourcequota/pods-medium created +resourcequota/pods-low created +``` -3. Verify that `Used` quota is `0` using `kubectl describe quota`. +Verify that `Used` quota is `0` using `kubectl describe quota`. - ```shell - kubectl describe quota +```shell +kubectl describe quota - Name: pods-high - Namespace: default - Resource Used Hard - -------- ---- ---- - cpu 0 1k - memory 0 200Gi - pods 0 10 +Name: pods-high +Namespace: default +Resource Used Hard +-------- ---- ---- +cpu 0 1k +memory 0 200Gi +pods 0 10 - Name: pods-low - Namespace: default - Resource Used Hard - -------- ---- ---- - cpu 0 5 - memory 0 10Gi - pods 0 10 +Name: pods-low +Namespace: default +Resource Used Hard +-------- ---- ---- +cpu 0 5 +memory 0 10Gi +pods 0 10 - Name: pods-medium - Namespace: default - Resource Used Hard - -------- ---- ---- - cpu 0 10 - memory 0 20Gi - pods 0 10 - ``` -4. Create a pod with priority "high". Save the following YAML to a - file `high-priority-pod.yml`. +Name: pods-medium +Namespace: default +Resource Used Hard +-------- ---- ---- +cpu 0 10 +memory 0 20Gi +pods 0 10 +``` - ```yaml - apiVersion: v1 - kind: Pod - metadata: - name: high-priority - spec: - containers: - - name: high-priority - image: ubuntu - command: ["/bin/sh"] - args: ["-c", "while true; do echo hello; sleep 10;done"] - resources: - requests: - memory: "10Gi" - cpu: "500m" - limits: - memory: "10Gi" - cpu: "500m" - priorityClassName: high - ``` +Create a pod with priority "high". Save the following YAML to a +file `high-priority-pod.yml`. - Apply it with `kubectl create`. +```yaml +apiVersion: v1 +kind: Pod +metadata: + name: high-priority +spec: + containers: + - name: high-priority + image: ubuntu + command: ["/bin/sh"] + args: ["-c", "while true; do echo hello; sleep 10;done"] + resources: + requests: + memory: "10Gi" + cpu: "500m" + limits: + memory: "10Gi" + cpu: "500m" + priorityClassName: high +``` - ```shell - kubectl create -f ./high-priority-pod.yml - ``` +Apply it with `kubectl create`. -5. Verify that "Used" stats for "high" priority quota, `pods-high`, has changed and that - the other two quotas are unchanged. +```shell +kubectl create -f ./high-priority-pod.yml +``` - ```shell - kubectl describe quota +Verify that "Used" stats for "high" priority quota, `pods-high`, has changed and that +the other two quotas are unchanged. - Name: pods-high - Namespace: default - Resource Used Hard - -------- ---- ---- - cpu 500m 1k - memory 10Gi 200Gi - pods 1 10 +```shell +kubectl describe quota + +Name: pods-high +Namespace: default +Resource Used Hard +-------- ---- ---- +cpu 500m 1k +memory 10Gi 200Gi +pods 1 10 - Name: pods-low - Namespace: default - Resource Used Hard - -------- ---- ---- - cpu 0 5 - memory 0 10Gi - pods 0 10 +Name: pods-low +Namespace: default +Resource Used Hard +-------- ---- ---- +cpu 0 5 +memory 0 10Gi +pods 0 10 - Name: pods-medium - Namespace: default - Resource Used Hard - -------- ---- ---- - cpu 0 10 - memory 0 20Gi - pods 0 10 - ``` +Name: pods-medium +Namespace: default +Resource Used Hard +-------- ---- ---- +cpu 0 10 +memory 0 20Gi +pods 0 10 +``` `scopeSelector` supports the following values in the `operator` field: