Platform & DevOps·Placement, resources and the pod lifecycle
the application takes ninety seconds to warm up, and this is what stops the health checker killing it at thirty.
Startup probe
Also calledstartup check, slow-start probe
A health check that runs only during start-up, suspending the other probes until the process reports ready for the first time. It exists to solve one specific bug: a slow-starting application in a restart loop because its liveness check began before it was ever alive. Without it the only fix is a liveness delay long enough to also delay detection of genuine hangs for the rest of the workload's life.