[GitHub] [skywalking] wu-sheng commented on a change in pull request #6243: Support the identification of the source host of the metric data in otel-receiver-plugin

[GitBox <gi...@apache.org>]

wu-sheng commented on a change in pull request #6243:
URL: https://github.com/apache/skywalking/pull/6243#discussion_r561856410



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File path: docs/en/setup/backend/backend-receivers.md
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@@ -182,7 +182,9 @@ receiver-otel:
     enabledHandlers: ${SW_OTEL_RECEIVER_ENABLED_HANDLERS:"oc"}
     enabledOcRules: ${SW_OTEL_RECEIVER_ENABLED_OC_RULES:"istio-controlplane"}
 ```
-
+The receiver will add a labelkey 'node_identifier_host_name' to the collected data samples，
+the labelvalue is from opencensus.proto.agent.common.v1.Node.identifier.host_name, 
+to support the identification of the source of the metric data.

Review comment:
       ```suggestion
   The receiver adds a label with `key=node_identifier_host_name` to the collected data samples，
   and value from `Node.identifier.host_name` defined in opencensus agent proto, 
   to be the identification of the metric data.
   ```




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