Update content/en/docs/concepts/workloads/controllers/statefulset.md

Co-authored-by: Celeste Horgan <celeste@cncf.io>
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jay vyas 2020-07-15 19:59:52 -04:00 committed by GitHub
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@ -141,7 +141,6 @@ As each Pod is created, it gets a matching DNS subdomain, taking the form:
`$(podname).$(governing service domain)`, where the governing service is defined
by the `serviceName` field on the StatefulSet.
{{< note >}}
Depending on how DNS is configured in your cluster, you may not be able to look up the DNS
name for a newly-run Pod immediately. This behavior can occur when other clients in the
cluster have already sent queries for the hostname of the Pod before it was created.
@ -153,7 +152,6 @@ If you need to discover Pods promptly after they are created, you have a few opt
- Query the Kubernetes API directly (for example, using a watch) rather than relying on DNS lookups.
- Decrease the time of caching in your Kubernetes DNS provider (tpyically this means editing the config map for CoreDNS, which currently caches for 30 seconds).
{{< /note >}}
As mentioned in the [limitations](#limitations) section, you are responsible for
creating the [Headless Service](/docs/concepts/services-networking/service/#headless-services)
@ -292,4 +290,3 @@ StatefulSet will then begin to recreate the Pods using the reverted template.
* Follow an example of [deploying Cassandra with Stateful Sets](/docs/tutorials/stateful-application/cassandra/).
* Follow an example of [running a replicated stateful application](/docs/tasks/run-application/run-replicated-stateful-application/).