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added note about RKE snapshot commands

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Mark Bishop
2018-05-22 17:53:40 -07:00
committed by Mark Bishop
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content/rancher/v2.x/en/installation/after-installation/etcd-backup-and-restoration/_index.md
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You can configure a Rancher Kubernetes Engine (RKE) cluster to automatically take snapshots of etcd. In a disaster scenario, you can restore these snapshots, which are stored on other cluster nodes.
>**Note:** Commands for one-time snapshots and recurring snapshots are available only in RKE v0.1.7 and later.
## One-Time Snapshots
RKE v0.1.7 and includes a command that takes a snapshot of a etcd node running in your RKE cluster, which is automatically saved to `/opt/rke/etcd-snapshots`. The commands works as follows:
RKE includes a command that takes a snapshot of a etcd node running in your RKE cluster, which is automatically saved to `/opt/rke/etcd-snapshots`. The commands works as follows:
```
./rke etcd snapshot-save --config cluster.yml