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Streamz ManuallySampledMetrics set:
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Directory: /union/bufferedio

Query matched 8 metrics and 0 "subdirectories":
/union/bufferedio/quota{string type, string bucket} : long = ...
/union/bufferedio/total_bytes_read (cumulative): long = 0
/union/bufferedio/total_prefetched_bytes (cumulative): long = 0
/union/bufferedio/total_random_bytes_read (cumulative): long = 0
/union/bufferedio/write_bytes_written (cumulative): long = 0
/union/bufferedio/write_num_files : long =
/union/bufferedio/write_num_quota_compactions (cumulative): long = 0
/union/bufferedio/write_quota : long =