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fix(docs): Update configure-emqx-persistence.md #1071

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fix(docs): Update configure-emqx-persistence.md #1071

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21 changes: 18 additions & 3 deletions docs/en_US/tasks/configure-emqx-persistence.md
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Original file line number Diff line number Diff line change
Expand Up @@ -18,7 +18,8 @@ When the user configures the `.spec.coreTemplate.spec.volumeClaimTemplates` fiel

+ Save the following content as a YAML file and deploy it via the `kubectl apply` command

```yaml
```yaml

apiVersion: apps.emqx.io/v2beta1
kind: EMQX
metadata:
Expand All @@ -31,20 +32,34 @@ When the user configures the `.spec.coreTemplate.spec.volumeClaimTemplates` fiel
storageClassName: standard
resources:
requests:
storage: 20Mi
storage: 2Gi
accessModes:
- ReadWriteOnce
replicas: 3
envFrom:
- configMapRef:
name: emqx-config
listenersServiceTemplate:
spec:
type: LoadBalancer
dashboardServiceTemplate:
spec:
type: LoadBalancer
```
---
apiVersion: v1
kind: ConfigMap
metadata:
name: emqx-config
data:
EMQX_DURABLE_STORAGE_MESSAGES_N_SHARDS: '2'
EMQX_DURABLE_STORAGE_QUEUES_N_SHARDS: '2'
```

> `storageClassName` field indicates the name of the StorageClass. You can use the command `kubectl get storageclass` to get the StorageClass that already exists in the Kubernetes cluster, or you can create a StorageClass according to your own needs.

> Additional configuration is needed after version ```5.8.0``` to start service. It uses more persistnt storage and need extra cofig for storage.


+ Wait for EMQX cluster to be ready, you can check the status of the EMQX cluster through `kubectl get` command, please make sure `STATUS` is `Running`, this may take some time

```bash
Expand Down