docs: add the tip for nydus-zran

we should tell user the nydus zran image must have the same namespace with the oci image Signed-off-by: Desiki-high <[email protected]>
dragonflyoss · Apr 18, 2023 · 8b258e6 · 8b258e6
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commit 8b258e6
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/docs/nydus-zran.md b/docs/nydus-zran.md
@@ -39,7 +39,8 @@ Or you can generate one by `nydusify` tool:
 # Convert the existing OCI image `your-registry.com/node:19.0` to `your-registry.com/node:19.0-nydus-oci-ref`:
 sudo nydusify convert --oci-ref --source your-registry.com/node:19.0 --target your-registry.com/node:19.0-nydus-oci-ref
 ```
-
+**Tips**: 
+- Nydus ZRAN artifacts must be in the same namespace with the OCI image.
 ## Run nydus zran artifact:
 
 Follow the [documentation](https://github.com/dragonflyoss/image-service/blob/master/docs/containerd-env-setup.md) to configure `containerd` and `nydus-snapshotter` (containerd-nydus-grpc):