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@pantherman594 pantherman594 commented Jan 16, 2026

Tornado request handlers are synchronous by default. This made the entire JupyterLab thread wait for each lsof call, which means the UI was hanging a bit every 10 seconds. By making the request handler async JupyterLab will no longer hang.

@pantherman594 pantherman594 requested review from a team as code owners January 16, 2026 18:40
@pantherman594 pantherman594 merged commit cd4b0e1 into master Jan 16, 2026
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@pantherman594 pantherman594 deleted the server-proxy-notif-async branch January 16, 2026 21:17
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3 participants