ZopDev writing tagged karpenter. Engineering and FinOps notes, post-mortems, and benchmarks.
A right-sized EKS cluster should not run at 40 percent node utilization. The pods declare requests that sum to 78 percent of node capacity. The cluster autoscaler provisions nodes to fit those…
Cluster Autoscaler works on day one. Six months in, you have 12 node groups, 30% idle capacity, and scaling incidents during traffic ramps. Here is what changes when you switch to Karpenter.
One post a week. Sundays. No "10 ways to think about cloud" listicles, just the engineering and FinOps notes we'd want to read.
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