Merge pull request kubernetes#124430 from AllenXu93/fix-kubelet-resta…

…rt-notReady fix node notReady in first sync period after kubelet restart
openshift · Jul 24, 2024 · 57d197f · 57d197f
2 parents c75e30d + 4bfc731
commit 57d197f
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/pkg/kubelet/kubelet.go b/pkg/kubelet/kubelet.go
@@ -1660,7 +1660,13 @@ func (kl *Kubelet) Run(updates <-chan kubetypes.PodUpdate) {
 		// Introduce some small jittering to ensure that over time the requests won't start
 		// accumulating at approximately the same time from the set of nodes due to priority and
 		// fairness effect.
-		go wait.JitterUntil(kl.syncNodeStatus, kl.nodeStatusUpdateFrequency, 0.04, true, wait.NeverStop)
+		go func() {
+			// Call updateRuntimeUp once before syncNodeStatus to make sure kubelet had already checked runtime state
+			// otherwise when restart kubelet, syncNodeStatus will report node notReady in first report period
+			kl.updateRuntimeUp()
+			wait.JitterUntil(kl.syncNodeStatus, kl.nodeStatusUpdateFrequency, 0.04, true, wait.NeverStop)
+		}()
+
 		go kl.fastStatusUpdateOnce()
 
 		// start syncing lease