I'm passing along this info for others who might be experiencing low numbers of FT8 decodes.
In the past month on 3 occasions the number of FT8 decodes on very busy bands didn’t match the activity noted on the Wide Graph. Although many dozens of stations were seen, fewer than 10 were being decoded on the odd cycles and only 1 or 2 stations were decoded during the even cycles. This same pattern was noted on all 3 times that this problem was observed. The problem occurred while using WSJT-X V2.3.0 GA as well as 2.4.0-rc1 & 3 versions. I verified that D4.EXE had recently updated the time and the “Time.IS” website said the computer clock was “Exact”, so it wasn’t a time issue. Using the Windows Task Manager, the maximum CPU usage with the dual core I5-2500 CPU running at 3.3 GHz never exceeded 40% on peaks. There was plenty of the 16GB of memory available, so it didn’t appear to be a memory issue either. The audio receive level was between 50 and 60 dB on the WSJT-X bar meter. I shut down all other apps but the poor decode performance continued with only WSJT-X running. Shutting down and restarting WSJT-X didn’t correct the problem. The fix? I rebooted the computer and during subsequent decode cycles, between 40 and 60+ stations were decoded each cycle. The reboot fixed the poor decoding each time the problem was observed. Any thoughts as to why this was happening? 73, Rich – K1HTV
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