@zorro786 I checked and I'm afraid but supporting metrics pusher in detached mode does not seem to be possible without a modification of the upstream flink. Indeed, in this mode even flink accumulators are not available so we will have no access to the metrics at all, it is not just a matter of terminating the pusher thread or avoiding the thread (with DAG modification) as I first thought. To help you understand the architecture, here is a diagram (that is part of my upcoming presentation at the apacheCon) 
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