Kubernetes v1.36: Server-Side Sharded List and Watch

T1Covered by 1 source · first reported by Kubernetes / CNCF / Linux Foundation / Apache / OpenSSF / OSI / Eclipse at 06 May, 18:35 UTC

As Kubernetes clusters grow to tens of thousands of nodes, controllers that watch high-cardinality resources like Pods face a scaling wall. Every replica of a horizontally scaled controller receives the full stream of events from the API server, paying the CPU, memory, and network cost to…