How can I cancel a task if I didn't save the object_ref?

Ray Core
1

How severe does this issue affect your experience of using Ray?

  • Medium: It contributes to significant difficulty to complete my task, but I can work around it.

as title

2

You cannot. You need to use the returned object ref to cancel the task.

3

why it’s not implemented? For example in command line just to cancel a task with specific task id.