Have you checked that you're on a recent version of Jupyter Notebook? Are the kernels actually idle, or could they still be executing a long-running cell?
Have you tried to enable debug logging, to see if the culling is actually attempted? -- You received this message because you are subscribed to the Google Groups "Project Jupyter" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/jupyter/b6e221e2-d955-4d32-8994-9f3029789623%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
