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Merge pull request #6630 from scjane/patch-20

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Update out-of-resource.md
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Qiming
2017-12-12 08:59:12 +08:00
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parent e2d51afeb8 650fae353a
commit bc7fd8f4ba
1 changed files with 8 additions and 8 deletions
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docs/tasks/administer-cluster/out-of-resource.md
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@@ -78,7 +78,7 @@ Each threshold has the following form:
where: where:
* `eviction-signal` is a eviction signal token as defined in the previous table. * `eviction-signal` is an eviction signal token as defined in the previous table.
* `operator` is the desired relational operator, such as `<` (less than). * `operator` is the desired relational operator, such as `<` (less than).
* `quantity` is the eviction threshhold quantity, such as `1Gi`. These tokens must * `quantity` is the eviction threshhold quantity, such as `1Gi`. These tokens must
match the quantity representation used by Kubernetes. An eviction threshold can also match the quantity representation used by Kubernetes. An eviction threshold can also
@@ -208,7 +208,7 @@ relative to their request for that resource are killed first. If no Pod
has exceeded its request, the strategy targets the largest consumer of the has exceeded its request, the strategy targets the largest consumer of the
starved resource. starved resource.
* `Guaranteed` Pods are guaranteed only when requests and limits are specified * `Guaranteed` Pods are guaranteed only when requests and limits are specified
for all the containers and they are equal A `Guaranteed` Pod is guaranteed to for all the containers and they are equal. A `Guaranteed` Pod is guaranteed to
never be evicted because of another Pod's resource consumption. If a system never be evicted because of another Pod's resource consumption. If a system
daemon (such as `kubelet`, `docker`, and `journald`) is consuming more resources daemon (such as `kubelet`, `docker`, and `journald`) is consuming more resources
than were reserved via `system-reserved` or `kube-reserved` allocations, and the than were reserved via `system-reserved` or `kube-reserved` allocations, and the
@@ -322,7 +322,7 @@ and trigger eviction assuming those Pods use less than their configured request.
### DaemonSet ### DaemonSet
It is never desired for a `kubelet` to evict a `DaemonSet` Pod, since the Pod is It is never desired for `kubelet` to evict a `DaemonSet` Pod, since the Pod is
immediately recreated and rescheduled back to the same node. immediately recreated and rescheduled back to the same node.
At the moment, the `kubelet` has no ability to distinguish a Pod created At the moment, the `kubelet` has no ability to distinguish a Pod created