JaredTan95 removed a comment on issue #4477: Support ES username/password change dynamically URL: https://github.com/apache/skywalking/issues/4477#issuecomment-598688146 tested `user/password` changed scenario, and LGTM: ```bash ······ Caused by: org.elasticsearch.client.ResponseException: method [POST], host [http://localhost:9200], URI [/profile_task/type/_search?typed_keys=true&ignore_unavailable=false&expand_wildcards=open&allow_no_indices=true&search_type=query_then_fetch&batched_reduce_size=512], status line [HTTP/1.1 401 Unauthorized] {"error":{"root_cause":[{"type":"security_exception","reason":"failed to authenticate user [elastic]","header":{"WWW-Authenticate":"Basic realm=\"security\" charset=\"UTF-8\""}}],"type":"security_exception","reason":"failed to authenticate user [elastic]","header":{"WWW-Authenticate":"Basic realm=\"security\" charset=\"UTF-8\""}},"status":401} ······ org.apache.skywalking.oap.server.library.client.elasticsearch.ElasticSearchClient - 176 [pool-2-thread-1] INFO [] - elasticsearch cluster nodes: localhost:9200 ```
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