Dev Tools · 1h ago
macOS notification daemon bug caused 99% CPU usage; fix found in log file
A macOS notification daemon, usernoted, consumed 99% CPU due to a malformed recurring notification. The culprit was a deleted time-tracking app's leftover schedule. Deleting the app's notification data resolved the issue.
Meridian48 take
A cautionary tale about how even deleted apps can leave behind system-crippling data, highlighting the need for better cleanup in macOS.
macos-debuggingnotification-daemon