syncLoopIteration — 2 Technical Articles

Aug 29, 2024 · Cloud Native

Deep Dive into Kubelet syncLoopIteration: How PLEG Handles Pod Events (Part 2)

This article dissects the kubelet source code, explaining how the Pod Lifecycle Event Generator (PLEG) works in both GenericPLEG and EventedPLEG modes, how events are streamed, processed, and fed into syncLoopIteration, and how the kubelet reacts to container lifecycle changes.

EventedPLEGGenericPLEGKubernetes

0 likes · 11 min read

Deep Dive into Kubelet syncLoopIteration: How PLEG Handles Pod Events (Part 2)

Infra Learning Club

Aug 28, 2024 · Cloud Native

Deep Dive into kubelet syncLoopIteration: How podUpdateCh Handles Pod Updates

The article dissects kubelet's podUpdateCh, explaining how it ingests pod data from file, URL, and the API server, the Linux‑only file watch, periodic full scans, merging logic, and the underlying code paths that push updates into the channel.

KuberneteskubeletpodUpdateCh

0 likes · 7 min read

Deep Dive into kubelet syncLoopIteration: How podUpdateCh Handles Pod Updates

Deep Dive into Kubelet syncLoopIteration: How PLEG Handles Pod Events (Part 2)

Deep Dive into kubelet syncLoopIteration: How podUpdateCh Handles Pod Updates

Deep Dive into Kubelet syncLoopIteration: How PLEG Handles Pod Events (Part 2)