Incorrect print time estimates - actual print time 1/3 of the orca estimate

[convicte]

Is there an existing issue for this problem?

• I have searched the existing issues

OrcaSlicer Version

2.2.0

Operating System (OS)

Windows

OS Version

Windows11

Additional system information

No response

Printer

Anycubic Vyper

How to reproduce

1. Import model (tested on many models)
2. Slice using standard settings for the printer (tested on different setting combinations)
3. Receive a Total print time 3-4x higher than the actual or one listed for this file by OctoPrint, which both match to within few minutes.

Actual results

Expected results

Print time +/- 5-10% of the actual print time

Project file & Debug log uploads

unicorn_pot.zip

Checklist of files to include

• Log file
• Project file

Anything else?

I've printed the same model several times, sliced it several times (to achieve the best result for the use case) and every time the estimated print time was several times the actual time (2h10min vs 7h30min by Orca's estimate).

I recognize there have been numerous attempts at addressing this (#2003, #820, #1969) and they've always died the death of a 'stale' ticket, so naively I am hopeful of a different outcome this time.

At this point in time, Orca is very close to perfect in my day-to-day operation, however this is causing some issues when trying to best allocate printer resources to tasks.