With producer:

total time: 0.12229514122009277
total time: 0.13423824310302734
total time: 0.14162421226501465
total time: 0.15485858917236328
total time: 0.2103736400604248
total time: 0.1934340000152588
total time: 0.129563570022583
total time: 0.1429603099822998
total time: 0.1495964527130127
total time: 0.27294397354125977
total time: 0.28258442878723145
total time: 0.3275918960571289
total time: 0.3616974353790283
total time: 0.3627490997314453
total time: 0.36324286460876465
total time: 0.1675422191619873
total time: 0.20689964294433594
total time: 0.18337440490722656
total time: 0.12309026718139648
total time: 0.14101362228393555
total time: 0.13257646560668945
total time: 0.19930315017700195
total time: 0.1397242546081543
total time: 0.1172327995300293
total time: 0.16892504692077637
total time: 0.16889667510986328
total time: 0.13250517845153809
total time: 0.12765717506408691
total time: 0.12245917320251465
total time: 0.1855175495147705
total time: 0.19147801399230957
total time: 0.1312098503112793
total time: 0.1285414695739746
total time: 0.1367778778076172
total time: 0.1865072250366211



Without producer:

total time: 0.2866706848144531
total time: 0.24275946617126465
total time: 0.2589864730834961
total time: 0.21692752838134766
total time: 0.45371460914611816
total time: 0.36199212074279785
total time: 0.3168003559112549
total time: 0.36994457244873047
total time: 0.43508195877075195
total time: 0.40758752822875977
total time: 0.3009316921234131
total time: 0.38093113899230957
total time: 0.41182851791381836
total time: 0.41493654251098633
total time: 0.3807222843170166
total time: 0.4524040222167969
total time: 0.48577332496643066
total time: 0.36890602111816406
total time: 0.3737339973449707
total time: 0.21409249305725098
total time: 0.26574230194091797
total time: 0.39572691917419434
total time: 0.26213669776916504
total time: 0.19451642036437988
total time: 0.4447338581085205
total time: 0.39275264739990234
total time: 0.3641550540924072
total time: 0.4479990005493164
total time: 0.4222445487976074
total time: 0.43337130546569824
total time: 0.40888071060180664
total time: 0.37262678146362305
total time: 0.44222259521484375
total time: 0.38559794425964355
total time: 0.39023542404174805