Datastream stats return 0 as maximum_timestamp #137208
Description
Elasticsearch Version
9.3.0
Installed Plugins
No response
Java Version
bundled
OS Version
Problem Description
Description
In Fleet we use the _data_stream/stats and retrieve the maximum_timestamp field to display activity to the user, it seems in the latest daily SNAPSHOT that field is always 0
Steps to Reproduce
POST logs-datastreams.test_logs-testwithoutfinalpipeline/_doc { "@timestamp": "2025-10-27T14:51:00.564Z", "data_stream": { "dataset": "datastreams.test_logs", "namespace": "testwithoutfinalpipeline", "type": "logs" }, "message": "test" } GET _data_stream/logs-datastreams.test_logs-testwithoutfinalpipeline/_stats 
Logs (if relevant)
No response