Rockwell Automation Publication 2080-UM002K-EN-E - March 2019 237
Specifications Appendix A
Data Log Performance
Data Log – Data Payload vs. Performance Time
Parameter Number of Characters
28 502 518 1028 1493 3676
Average write time per data log
file including all overheads
541.77 ms 1043.75 ms 1086.67 ms 1632.36 ms 1972.9 ms 2696.22 ms
Average write time excluding first
sample
500.40 ms 963.86 ms 999.14 ms 1472.36 ms 1818.33 ms 2545.92 ms
Average write time excluding all
overheads
479.10 ms 502.78 ms 493.03 ms 505.54 ms 519.91 ms 715.68 ms
Time (msec)
Data Payload
2750
2250
1750
1250
750
250
0
500
1000
1500
2000
2500
3000
3500
4000
715.68
519.9090909
505.5405405
493.0344828
502.7840909
502.7840909
541.75
963.858859
999.1414141
1043.75
1086.67
1472.367347
1632.36
1818.326531
1972.9
2545.918367
2692.22
Average write time
per data log including
all overheads
Average write time
excluding first sample
Average write time
excluding all
overheads