Cloud Native Technology Community
Jun 3, 2025 · Cloud Native
Custom Stop Signals for Containers in Kubernetes v1.33 (Alpha Feature)
Starting with Kubernetes v1.33, the Alpha feature ContainerStopSignals introduces a Pod‑level lifecycle.stopSignal field that lets platform teams specify which Unix signal (e.g., SIGINT, SIGUSR1) should be sent to containers on termination, overcoming the previous reliance on image‑defined STOPSIGNAL and improving graceful shutdown control across Linux and Windows workloads.
Alpha FeatureContainerStopSignalsGraceful Shutdown
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