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Signed-off-by: Celeste Horgan <celeste@cncf.io>
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Celeste Horgan
2020-05-12 10:04:27 -07:00
parent dfeed456d3
commit e0ae1338cd
15 changed files with 53 additions and 58 deletions
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content/en/docs/setup/production-environment/tools/kubeadm/install-kubeadm.md
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@@ -28,7 +28,7 @@ For information how to create a cluster with kubeadm once you have performed thi
* 2 GB or more of RAM per machine (any less will leave little room for your apps)
* 2 CPUs or more
* Full network connectivity between all machines in the cluster (public or private network is fine)
* Unique hostname, MAC address, and product_uuid for every node. See [here](#verify-the-mac-address-and-product-uuid-are-unique-for-every-node) for more details.
* Unique hostname, MAC address, and product_uuid for every node. See [here](#verify-mac-address) for more details.
* Certain ports are open on your machines. See [here](#check-required-ports) for more details.
* Swap disabled. You **MUST** disable swap in order for the kubelet to work properly.
@@ -36,7 +36,7 @@ For information how to create a cluster with kubeadm once you have performed thi
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## Verify the MAC address and product_uuid are unique for every node
## Verify the MAC address and product_uuid are unique for every node {#verify-mac-address}
* You can get the MAC address of the network interfaces using the command `ip link` or `ifconfig -a`
* The product_uuid can be checked by using the command `sudo cat /sys/class/dmi/id/product_uuid`
@@ -305,4 +305,4 @@ If you are running into difficulties with kubeadm, please consult our [troublesh
* [Using kubeadm to Create a Cluster](/docs/setup/production-environment/tools/kubeadm/create-cluster-kubeadm/)
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