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[zh] fix feature gate for hugepage

pull/25928/head
Arhell 2021-01-04 01:14:27 +02:00
parent be3245202a
commit 5f5a8a1720
1 changed files with 6 additions and 5 deletions
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11
content/zh/docs/tasks/manage-hugepages/scheduling-hugepages.md
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@ -130,20 +130,21 @@ spec:
<!-- <!--
- Huge page requests must equal the limits. This is the default if limits are - Huge page requests must equal the limits. This is the default if limits are
specified, but requests are not. specified, but requests are not.
- Huge pages are isolated at a container scope, so each container has own limit on their cgroup sandbox as requested in a container spec. - Huge pages are isolated at a container scope, so each container has own
limit on their cgroup sandbox as requested in a container spec.
- EmptyDir volumes backed by huge pages may not consume more huge page memory - EmptyDir volumes backed by huge pages may not consume more huge page memory
than the pod request. than the pod request.
- Applications that consume huge pages via `shmget()` with `SHM_HUGETLB` must - Applications that consume huge pages via `shmget()` with `SHM_HUGETLB` must
run with a supplemental group that matches `proc/sys/vm/hugetlb_shm_group`. run with a supplemental group that matches `proc/sys/vm/hugetlb_shm_group`.
- Huge page usage in a namespace is controllable via ResourceQuota similar - Huge page usage in a namespace is controllable via ResourceQuota similar
to other compute resources like `cpu` or `memory` using the `hugepages-<size>` to other compute resources like `cpu` or `memory` using the `hugepages-<size>`
token. token.
- Support of multiple sizes huge pages is feature gated. It can be - Support of multiple sizes huge pages is feature gated. It can be
enabled with the `HugePageStorageMediumSize` [feature enabled with the `HugePageStorageMediumSize` [feature
gate](/docs/reference/command-line-tools-reference/feature-gates/) on the {{< gate](/docs/reference/command-line-tools-reference/feature-gates/) on the {{<
glossary_tooltip text="kubelet" term_id="kubelet" >}} and {{< glossary_tooltip text="kubelet" term_id="kubelet" >}} and {{<
glossary_tooltip text="kube-apiserver" glossary_tooltip text="kube-apiserver"
term_id="kube-apiserver" >}} (`--feature-gates=HugePageStorageMediumSize=true`). term_id="kube-apiserver" >}} (`--feature-gates=HugePageStorageMediumSize=false`).
---> --->
- 巨页的资源请求值必须等于其限制值。该条件在指定了资源限制，而没有指定请求的情况下默认成立。 - 巨页的资源请求值必须等于其限制值。该条件在指定了资源限制，而没有指定请求的情况下默认成立。
@ -156,7 +157,7 @@ term_id="kube-apiserver" >}} (`--feature-gates=HugePageStorageMediumSize=true`).
- 多种尺寸的巨页的支持需要特性门控配置。它可以通过 `HugePageStorageMediumSize` [特性门控](/zh/docs/reference/command-line-tools-reference/feature-gates/)在 {{< - 多种尺寸的巨页的支持需要特性门控配置。它可以通过 `HugePageStorageMediumSize` [特性门控](/zh/docs/reference/command-line-tools-reference/feature-gates/)在 {{<
glossary_tooltip text="kubelet" term_id="kubelet" >}} 和 {{< glossary_tooltip text="kubelet" term_id="kubelet" >}} 和 {{<
glossary_tooltip text="kube-apiserver" glossary_tooltip text="kube-apiserver"
term_id="kube-apiserver" >}} 中开启（`--feature-gates=HugePageStorageMediumSize=true`）。 term_id="kube-apiserver" >}} 中开启（`--feature-gates=HugePageStorageMediumSize=false`）。