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index-gw sts doc fix. closes #4583 #4616

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Nov 3, 2021
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2 changes: 1 addition & 1 deletion docs/sources/operations/storage/boltdb-shipper.md
Original file line number Diff line number Diff line change
Expand Up @@ -104,7 +104,7 @@ This avoids running Queriers and Rulers with a disk for persistence. Disks can b
To run an Index Gateway, configure [StorageConfig](../../../configuration/#storage_config) and set the `-target` CLI flag to `index-gateway`.
To connect Queriers and Rulers to the Index Gateway, set the address (with gRPC port) of the Index Gateway with the `-boltdb.shipper.index-gateway-client.server-address` CLI flag or its equivalent YAML value under [StorageConfig](../../../configuration/#storage_config).

Within Kubernetes, if you are not using an Index Gateway, we recommend running an Index Gateway as a StatefulSet with persistent storage for downloading and querying index files. This will obtain better read performance, and it will avoid using node disk.
When using the Index Gateway within Kubernetes, we recommend using a StatefulSet with persistent storage for downloading and querying index files. This can obtain better read performance, avoids [noisy neighbor problems](https://en.wikipedia.org/wiki/Cloud_computing_issues#Performance_interference_and_noisy_neighbors) by not using the node disk, and avoids the time consuming index downloading step on startup after rescheduling to a new node.

### Write Deduplication disabled

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