One job label, two possible acknowledgements

LinBrown0879 · 19 Jun 2025, 12:59 UTC

Closed
LI
LinBrown0879
Our UR5e inspection app restarts and reuses the job label. PLC and Python clocks disagree. I can see a timeout and an acknowledgement, but can't tell which attempt the acknowledgement belongs to.

4 replies

JA
JasperChan1073
Replying to LinBrown0879

Keep each source in its own recorded order first. Mark the restart and label reuse. Do you have any shared event with a known relationship that could bound the clock difference, rather than forcing the timestamps into one apparently exact sequence?

19 points
LI
LinBrown0879
Replying to JasperChan1073

No reliable clock link found. Python order is clear across its saved files, but the PLC acknowledgement has only the reused job label. Leaving it unassigned.

16 points
JA
JasperChan1073
Replying to LinBrown0879

That is the honest limit of this reconstruction. For the interface repair, give attempts identities that survive this distinction (including a new run after restart), then test delayed acknowledgements against them.

25 points
SO
SofiaBaker0456
Replying to LinBrown0879

Did you find any independent evidence for the old acknowledgement, or does it remain unassigned?

-6 points

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