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Merge pull request #20622 from davivcgarcia/feature-15123 

Clarify minimum cluster resource requirement for tasks
pull/19907/head
Kubernetes Prow Robot 2020-05-09 09:53:51 -07:00 committed by GitHub
parent d76f75a166 2c9a9a64ec
commit edba6ff1a2
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8
content/en/docs/tasks/administer-cluster/manage-resources/cpu-constraint-namespace.md
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@ -20,7 +20,7 @@ in the namespace.
{{< include "task-tutorial-prereqs.md" >}} {{< version-check >}}
Each node in your cluster must have at least 1 CPU.
Your cluster must have at least 1 CPU available for use to run the task examples.
{{% /capture %}}
@ -204,11 +204,7 @@ Because your Container did not specify its own CPU request and limit, it was giv
[default CPU request and limit](/docs/tasks/administer-cluster/cpu-default-namespace/)
from the LimitRange.
At this point, your Container might be running or it might not be running. Recall that a prerequisite
for this task is that your Nodes have at least 1 CPU. If each of your Nodes has only
1 CPU, then there might not be enough allocatable CPU on any Node to accommodate a request
of 800 millicpu. If you happen to be using Nodes with 2 CPU, then you probably have
enough CPU to accommodate the 800 millicpu request.
At this point, your Container might be running or it might not be running. Recall that a prerequisite for this task is that your cluster must have at least 1 CPU available for use. If each of your Nodes has only 1 CPU, then there might not be enough allocatable CPU on any Node to accommodate a request of 800 millicpu. If you happen to be using Nodes with 2 CPU, then you probably have enough CPU to accommodate the 800 millicpu request.
Delete your Pod:

6
content/en/docs/tasks/configure-pod-container/assign-cpu-resource.md
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@ -18,7 +18,7 @@ allocated as much CPU as it requests.
{{< include "task-tutorial-prereqs.md" >}} {{< version-check >}}
Each node in your cluster must have at least 1 CPU.
Your cluster must have at least 1 CPU available for use to run the task examples.
A few of the steps on this page require you to run the
[metrics-server](https://github.com/kubernetes-incubator/metrics-server)
@ -122,9 +122,7 @@ Recall that by setting `-cpu "2"`, you configured the Container to attempt to us
{{< note >}}
Another possible explanation for the CPU use being below 1.0 is that the Node might not have
enough CPU resources available. Recall that the prerequisites for this exercise require each of
your Nodes to have at least 1 CPU. If your Container runs on a Node that has only 1 CPU, the Container
cannot use more than 1 CPU regardless of the CPU limit specified for the Container.
enough CPU resources available. Recall that the prerequisites for this exercise require your cluster to have at least 1 CPU available for use. If your Container runs on a Node that has only 1 CPU, the Container cannot use more than 1 CPU regardless of the CPU limit specified for the Container.
{{< /note >}}
## CPU units