mirror of
https://github.com/rancher/rancher-docs.git
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533 lines
28 KiB
JavaScript
533 lines
28 KiB
JavaScript
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}, `Project Resource Quota`), `) rather than individual namespaces. This quota includes resource limits for both the entire project (`, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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parentName: "p"
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}, `Project Limit`), `) and individual namespaces (`, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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parentName: "p"
|
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}, `Namespace Default Limit`), `). Rancher then propagates the `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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parentName: "p"
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}, `Namespace Default Limit`), ` quotas to each namespace (`, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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parentName: "p"
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}, `Namespace Resource Quota`), `) when created.`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("sup", null, "Rancher: Resource Quotas Propagating to Each Namespace"), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("img", {
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alt: "Rancher Resource Quota Implementation",
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src: (__webpack_require__(8421)/* ["default"] */ .Z),
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width: "1848",
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height: "1178"
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})), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `Let's highlight some more nuanced functionality for namespaces created `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("strong", {
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parentName: "p"
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}, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("em", {
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parentName: "strong"
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}, `within`)), ` the Rancher UI. If a quota is deleted at the project level, it will also be removed from all namespaces contained within that project, despite any overrides that may exist. Further, updating an existing namespace default limit for a quota at the project level will not result in that value being propagated to existing namespaces in the project; the updated value will only be applied to newly created namespaces in that project. To update a namespace default limit for existing namespaces you can delete and subsequently recreate the quota at the project level with the new default value. This will result in the new default value being applied to all existing namespaces in the project.`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `Before creating a namespace in a project, Rancher compares the amounts of the project's available resources and requested resources, regardless of whether they come from the default or overridden limits.
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|
If the requested resources exceed the remaining capacity in the project for those resources, Rancher will assign the namespace the remaining capacity for that resource.`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `However, this is not the case with namespaces created `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("strong", {
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parentName: "p"
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}, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("em", {
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parentName: "strong"
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}, `outside`)), ` of Rancher's UI. For namespaces created via `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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parentName: "p"
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}, `kubectl`), `, Rancher
|
|
will assign a resource quota that has a `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("strong", {
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parentName: "p"
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}, `zero`), ` amount for any resource that requested more capacity than what remains in the project.`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `To create a project with a resource quota via `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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parentName: "p"
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}, `kubectl`), `, use the `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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parentName: "p"
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}, `spec.resourceQuota`), ` and `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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parentName: "p"
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}, `spec.namespaceDefaultResourceQuota`), ` fields:`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("pre", null, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("code", {
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parentName: "pre"
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}, `apiVersion: management.cattle.io/v3
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kind: Project
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metadata:
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|
generateName: p-
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|
namespace: c-m-abcde
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|
spec:
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|
clusterName: c-m-abcde
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|
displayName: myproject
|
|
resourceQuota:
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|
limit:
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|
limitsCpu: 1000m
|
|
namespaceDefaultResourceQuota:
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|
limit:
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|
limitsCpu: 50m
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|
`)), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `Use `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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parentName: "p"
|
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}, `metadata.generateName`), ` to ensure a unique project ID. Set `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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parentName: "p"
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}, `metadata.namespace`), ` and `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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parentName: "p"
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}, `spec.clusterName`), ` to the ID for the cluster the project belongs to.`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `To create a namespace in an existing project via `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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parentName: "p"
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}, `kubectl`), `, use the `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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parentName: "p"
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}, `field.cattle.io/projectId`), ` annotation. To override the default
|
|
requested quota limit, use the `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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parentName: "p"
|
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}, `field.cattle.io/resourceQuota`), ` annotation.`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `Note that Rancher will only override limits for resources that are defined on the project quota.`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("pre", null, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("code", {
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parentName: "pre"
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|
}, `apiVersion: v1
|
|
kind: Namespace
|
|
metadata:
|
|
annotations:
|
|
field.cattle.io/projectId: [your-cluster-ID]:[your-project-ID]
|
|
field.cattle.io/resourceQuota: '{"limit":{"limitsCpu":"100m", "configMaps": "50"}}'
|
|
name: my-ns
|
|
`)), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `In this example, if the project's quota does not include configMaps in its list of resources, then Rancher will ignore `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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parentName: "p"
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}, `configMaps`), ` in this override.`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `Users are advised to create dedicated `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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parentName: "p"
|
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}, `ResourceQuota`), ` objects in namespaces to configure additional custom limits for resources not defined on the project.
|
|
Resource quotas are native Kubernetes objects, and Rancher will ignore user-defined quotas in namespaces belonging to a project with a quota,
|
|
thus giving users more control.`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `The following table explains the key differences between the two quota types.`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("table", null, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("thead", {
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parentName: "table"
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}, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("tr", {
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parentName: "thead"
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}, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("th", {
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parentName: "tr",
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"align": null
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}, `Rancher Resource Quotas`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("th", {
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parentName: "tr",
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"align": null
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}, `Kubernetes Resource Quotas`))), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("tbody", {
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parentName: "table"
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}, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("tr", {
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parentName: "tbody"
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}, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("td", {
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parentName: "tr",
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"align": null
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}, `Applies to projects and namespace.`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("td", {
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parentName: "tr",
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"align": null
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}, `Applies to namespaces only.`)), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("tr", {
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parentName: "tbody"
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}, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("td", {
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parentName: "tr",
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"align": null
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}, `Creates resource pool for all namespaces in project.`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("td", {
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parentName: "tr",
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"align": null
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}, `Applies static resource limits to individual namespaces.`)), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("tr", {
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parentName: "tbody"
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}, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("td", {
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parentName: "tr",
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"align": null
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}, `Applies resource quotas to namespaces through propagation.`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("td", {
|
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parentName: "tr",
|
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"align": null
|
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}, `Applies only to the assigned namespace.`)))));
|
|
}
|
|
MDXContent.isMDXComponent = true;
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/***/ }),
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|
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/***/ 58914:
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|
/***/ ((__unused_webpack_module, __webpack_exports__, __webpack_require__) => {
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|
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|
/* harmony export */ __webpack_require__.d(__webpack_exports__, {
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/* harmony export */ Z: () => (__WEBPACK_DEFAULT_EXPORT__)
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/* harmony export */ });
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/* harmony default export */ const __WEBPACK_DEFAULT_EXPORT__ = (__webpack_require__.p + "assets/images/kubernetes-resource-quota-1449edd8bea51560951f519a6098dda0.svg");
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|
/***/ }),
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|
|
|
/***/ 8421:
|
|
/***/ ((__unused_webpack_module, __webpack_exports__, __webpack_require__) => {
|
|
|
|
/* harmony export */ __webpack_require__.d(__webpack_exports__, {
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/* harmony export */ Z: () => (__WEBPACK_DEFAULT_EXPORT__)
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/* harmony export */ });
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/* harmony default export */ const __WEBPACK_DEFAULT_EXPORT__ = (__webpack_require__.p + "assets/images/rancher-resource-quota-3c2bc9f34b4fe75494a937bee75a601a.png");
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/***/ })
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}]); |