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Update add-entries-to-pod-etc-hosts-with-host-aliases.md (#5146)

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modify the first letter of sentence to be in uppercase
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Anthony
2017-08-23 07:37:06 +08:00
committed by Steve Perry
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docs/concepts/services-networking/add-entries-to-pod-etc-hosts-with-host-aliases.md
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@@ -67,6 +67,6 @@ As of 1.7, Pods with hostNetwork enabled will not be able to use this feature. T
## Why Does Kubelet Manage the Hosts File?
kubelet [manages](https://github.com/kubernetes/kubernetes/issues/14633) the hosts file for each container of the Pod to prevent Docker from [modifying](https://github.com/moby/moby/issues/17190) the file after the containers have already been started.
Kubelet [manages](https://github.com/kubernetes/kubernetes/issues/14633) the hosts file for each container of the Pod to prevent Docker from [modifying](https://github.com/moby/moby/issues/17190) the file after the containers have already been started.
Because of the managed-nature of the file, any user-written content will be overwritten whenever the hosts file is remounted by Kubelet in the event of a container restart or a Pod reschedule. Thus, it is not suggested to modify the contents of the file.