April 2018
Intermediate to advanced
468 pages
14h 34m
English
Content preview from Mastering Kubernetes - Second Edition
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Hardware failure
Hardware failures in Kubernetes can be divided into two groups:
- The node is unresponsive
- The node is responsive
When the node is not responsive, it can be difficult sometimes to determine if it's a networking issue, a configuration issue, or actual hardware failure. You obviously can't use any information like logs or run diagnostics on the node itself. What can you do? First, consider if the node was ever responsive. If it's a node that was just added to the cluster, it is more likely a configuration issue. If it's a node that was part of the cluster then you can look at historical data from the node on Heapster or central logging and see if you detect any errors in the logs or degradation in performance that may indicate ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.