Kubernetes - Services
A user reports that their EndpointSlices are not updating after pods change. Which is the most likely cause?
A user reports that their EndpointSlices are not updating after pods change. Which is the most likely cause?
medium📝 Troubleshoot Q7 of 15
Step-by-Step Solution
Solution:
Step 1: Understand EndpointSlice update mechanism
EndpointSlices are updated by the EndpointSlice controller in Kubernetes.Step 2: Identify cause of no updates
If EndpointSlices do not update, the controller may be stopped or crashed.Final Answer:
The EndpointSlice controller is not running or has crashed -> Option DQuick Check:
Controller required for EndpointSlice updates [OK]
Quick Trick: Check EndpointSlice controller status if slices don't update [OK]
Common Mistakes:
- Blaming pod labels without checking controller
- Assuming ExternalName service affects EndpointSlices
- Thinking node availability stops EndpointSlice updates
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