I can confirm @lamalas "Lenovo Thunderbolt Dock Gen 2" shows these same problems with a high speed USB (Samsung SSD T7) disk. No need to involve the gige port to see the problem.
I can confirm @lamalas "Lenovo Thunderbolt Dock Gen 2" shows these same problems with a high speed USB (Samsung SSD T7) disk. No need to involve the gige port to see the problem.