apache flink - Link map state size and number of keys -


i wondering if there way retrieve total state size stored in state backend.

i using flink 1.3, above emr , rocksdb backend, asynchornous checkpointing , incremental checkpoints.

the flink dashboard under "checkpoints" displays state size assume due fact i'm using incremental checkpoints see in checkpoint history page fluctuation in state size.

the current way use , i'm not sure fit, "ls" command on hdfs checkpoint location.

i assume there better way, , appreciate help


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