Ja, ich habe mit combine 32, combine 16 und ohne combine getestet, keine Änderung des Verhaltens. An der Queue-Länge scheint es also nicht zu liegen.
Wenn ich im Log nach der Ursache suche, finde ich immer wieder ein "busyOpenDev" (s.u.) und connection timed out. Was bedeutet das?
2022.05.24 10:24:08.876 5: HttpUtils url=http://192.168.x.x:502/ NonBlocking via http
2022.05.24 10:24:08.877 4: IP: 192.168.x.x-> 192.168.x.x
2022.05.24 10:24:09.125 5: SH10rt_1: ProcessRequestQueue called from Fhem internal timer as queue:SH10rt_1, qlen 7, request: request: id 1, read fc 4 i5002,
len 16, tid 52, master device SH10rt_1, reading Daily_Output_PV_AKKU (getUpdate for combined i5002 len 1 Daily_Output_PV_AKKU with i5007 len 1 Inside_Tempera
ture and i5010 len 1 MPPT_1_Voltage and i5011 len 1 MPPT_1_Current and i5012 len 1 MPPT_2_Voltage and i5013 len 1 MPPT_2_Current and i5016 len 2 01_Total_DC_
Power), queued 7.23 secs ago
2022.05.24 10:24:09.127 5: SH10rt_1: open called from ProcessRequestQueue, busyOpenDev 1
2022.05.24 10:24:09.128 5: SH10rt_1: ProcessRequestQueue will return, device is disconnected, qlen 7, try again in 1 seconds
2022.05.24 10:24:09.129 5: SH10rt_1: StartQueueTimer called from ProcessRequestQueue sets internal timer to process queue in 1.000 seconds
2022.05.24 10:24:10.134 5: SH10rt_1: ProcessRequestQueue called from Fhem internal timer as queue:SH10rt_1, qlen 7, request: request: id 1, read fc 4 i5002,
len 16, tid 52, master device SH10rt_1, reading Daily_Output_PV_AKKU (getUpdate for combined i5002 len 1 Daily_Output_PV_AKKU with i5007 len 1 Inside_Tempera
ture and i5010 len 1 MPPT_1_Voltage and i5011 len 1 MPPT_1_Current and i5012 len 1 MPPT_2_Voltage and i5013 len 1 MPPT_2_Current and i5016 len 2 01_Total_DC_
Power), queued 8.24 secs ago
2022.05.24 10:24:10.135 5: SH10rt_1: open called from ProcessRequestQueue, busyOpenDev 1
2022.05.24 10:24:10.136 5: SH10rt_1: ProcessRequestQueue will return, device is disconnected, qlen 7, try again in 1 seconds
2022.05.24 10:24:10.136 5: SH10rt_1: StartQueueTimer called from ProcessRequestQueue sets internal timer to process queue in 1.000 seconds
2022.05.24 10:24:11.147 5: SH10rt_1: ProcessRequestQueue called from Fhem internal timer as queue:SH10rt_1, qlen 7, request: request: id 1, read fc 4 i5002, len 16, tid 52, master device SH10rt_1, reading Daily_Output_PV_AKKU (getUpdate for combined i5002 len 1 Daily_Output_PV_AKKU with i5007 len 1 Inside_Temperature and i5010 len 1 MPPT_1_Voltage and i5011 len 1 MPPT_1_Current and i5012 len 1 MPPT_2_Voltage and i5013 len 1 MPPT_2_Current and i5016 len 2 01_Total_DC_Power), queued 9.25 secs ago
2022.05.24 10:24:11.149 5: SH10rt_1: open called from ProcessRequestQueue, busyOpenDev 1
2022.05.24 10:24:11.150 5: SH10rt_1: ProcessRequestQueue will return, device is disconnected, qlen 7, try again in 1 seconds
2022.05.24 10:24:11.151 5: SH10rt_1: StartQueueTimer called from ProcessRequestQueue sets internal timer to process queue in 1.000 seconds
2022.05.24 10:24:11.889 5: SH10rt_1: Open callback: connect to http://192.168.x.x:502 timed out
2022.05.24 10:24:12.154 5: SH10rt_1: open ignored because DevIo has set NEXT_OPEN to 1653380656.88917 / 10:24:16.889 and now is 1653380652.15419 / 10:24:12.154
oder hier
2022.05.23 21:53:37.541 5: HttpUtils url=http://192.168.x.x:502/ NonBlocking via http
2022.05.23 21:53:37.543 4: IP: 192.168.x.x-> 192.168.x.x
2022.05.23 21:53:37.907 5: SH10rt_1: ProcessRequestQueue called from Fhem internal timer as queue:SH10rt_1, qlen 7, request: request: id 1, read fc 4 i5002, len 16, tid 162, master device SH10rt_1, reading Daily_Output_PV_AKKU (getUpdate for combined i5002 len 1 Daily_Output_PV_AKKU with i5007 len 1 Inside_Temperature and i5010 len 1 MPPT_1_Voltage and i5011 len 1 MPPT_1_Current and i5012 len 1 MPPT_2_Voltage and i5013 len 1 MPPT_2_Current and i5016 len 2 01_Total_DC_Power), queued 10.27 secs ago
2022.05.23 21:53:37.908 5: SH10rt_1: open called from ProcessRequestQueue, busyOpenDev 1
2022.05.23 21:53:37.909 5: SH10rt_1: ProcessRequestQueue will return, device is disconnected, qlen 7, try again in 1 seconds
2022.05.23 21:53:37.910 5: SH10rt_1: StartQueueTimer called from ProcessRequestQueue sets internal timer to process queue in 1.000 seconds
2022.05.23 21:53:38.916 5: SH10rt_1: ProcessRequestQueue called from Fhem internal timer as queue:SH10rt_1, qlen 7, request: request: id 1, read fc 4 i5002, len 16, tid 162, master device SH10rt_1, reading Daily_Output_PV_AKKU (getUpdate for combined i5002 len 1 Daily_Output_PV_AKKU with i5007 len 1 Inside_Temperature and i5010 len 1 MPPT_1_Voltage and i5011 len 1 MPPT_1_Current and i5012 len 1 MPPT_2_Voltage and i5013 len 1 MPPT_2_Current and i5016 len 2 01_Total_DC_Power), queued 11.28 secs ago
2022.05.23 21:53:38.916 5: SH10rt_1: open called from ProcessRequestQueue, busyOpenDev 1
2022.05.23 21:53:38.924 5: SH10rt_1: ProcessRequestQueue will return, device is disconnected, qlen 7, try again in 1 seconds
2022.05.23 21:53:38.925 5: SH10rt_1: StartQueueTimer called from ProcessRequestQueue sets internal timer to process queue in 1.000 seconds
2022.05.23 21:53:39.935 5: SH10rt_1: ProcessRequestQueue called from Fhem internal timer as queue:SH10rt_1, qlen 7, request: request: id 1, read fc 4 i5002, len 16, tid 162, master device SH10rt_1, reading Daily_Output_PV_AKKU (getUpdate for combined i5002 len 1 Daily_Output_PV_AKKU with i5007 len 1 Inside_Temperature and i5010 len 1 MPPT_1_Voltage and i5011 len 1 MPPT_1_Current and i5012 len 1 MPPT_2_Voltage and i5013 len 1 MPPT_2_Current and i5016 len 2 01_Total_DC_Power), queued 12.30 secs ago
2022.05.23 21:53:39.937 5: SH10rt_1: open called from ProcessRequestQueue, busyOpenDev 1
2022.05.23 21:53:39.938 5: SH10rt_1: ProcessRequestQueue will return, device is disconnected, qlen 7, try again in 1 seconds
2022.05.23 21:53:39.939 5: SH10rt_1: StartQueueTimer called from ProcessRequestQueue sets internal timer to process queue in 1.000 seconds
2022.05.23 21:53:40.555 5: SH10rt_1: Open callback: connect to http://192.168.x.x:502 timed out
2022.05.23 21:53:40.568 5: SH10rt_1: open ignored because DevIo has set NEXT_OPEN to 1653335625.55522 / 21:53:45.555 and now is 1653335620.5676 / 21:53:40.567
2022.05.23 21:53:40.569 5: SH10rt_1: open ignored because DevIo has set NEXT_OPEN to 1653335625.55522 / 21:53:45.555 and now is 1653335620.5693 / 21:53:40.569
2022.05.23 21:53:40.941 5: SH10rt_1: open ignored because DevIo has set NEXT_OPEN to 1653335625.55522 / 21:53:45.555 and now is 1653335620.94083 / 21:53:40.940
2022.05.23 21:53:40.943 5: SH10rt_1: open ignored because DevIo has set NEXT_OPEN to 1653335625.55522 / 21:53:45.555 and now is 1653335620.94252 / 21:53:40.942
2022.05.23 21:53:40.952 5: SH10rt_1: ProcessRequestQueue called from Fhem internal timer as queue:SH10rt_1, qlen 7, request: request: id 1, read fc 4 i5002, len 16, tid 162, master device SH10rt_1, reading Daily_Output_PV_AKKU (getUpdate for combined i5002 len 1 Daily_Output_PV_AKKU with i5007 len 1 Inside_Temperature and i5010 len 1 MPPT_1_Voltage and i5011 len 1 MPPT_1_Current and i5012 len 1 MPPT_2_Voltage and i5013 len 1 MPPT_2_Current and i5016 len 2 01_Total_DC_Power), queued 13.32 secs ago
2022.05.23 21:53:40.953 5: SH10rt_1: open called from ProcessRequestQueue, busyOpenDev 0 NEXT_OPEN 21:53:45.555
2022.05.23 21:53:40.955 5: SH10rt_1: open ignored because DevIo has set NEXT_OPEN to 1653335625.55522 / 21:53:45.555 and now is 1653335620.95359 / 21:53:40.953
2022.05.23 21:53:40.955 5: SH10rt_1: ProcessRequestQueue will return, device is disconnected, qlen 7, try again in 1 seconds
2022.05.23 21:53:40.956 5: SH10rt_1: StartQueueTimer called from ProcessRequestQueue sets internal timer to process queue in 1.000 seconds
2022.05.23 21:53:40.993 5: SH10rt_1: open ignored because DevIo has set NEXT_OPEN to 1653335625.55522 / 21:53:45.555 and now is 1653335620.99274 / 21:53:40.992