starting vacuum...end.
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progress: 120.0 s, 282814.4 tps, lat 0.888 ms stddev 0.942
transaction type: <builtin: select only>
scaling factor: 1000
query mode: prepared
number of clients: 256
number of threads: 256
duration: 120 s
number of transactions actually processed: 35023763
latency average = 0.873 ms
latency stddev = 1.296 ms
tps = 291780.003374 (including connections establishing)
tps = 292982.147218 (excluding connections establishing)
