starting vacuum...end.
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progress: 120.0 s, 330068.7 tps, lat 0.763 ms stddev 0.839
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: 40666933
latency average = 0.753 ms
latency stddev = 0.964 ms
tps = 338799.004599 (including connections establishing)
tps = 339896.760232 (excluding connections establishing)
