mirror of
https://github.com/kubernetes-sigs/node-feature-discovery.git
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aa36619baa
Counting nodes in Ready state was too fragile, matching entries like: Ready,SchedulingDisabled NotReady By requiring whitespace on both side, we accept only clean Ready.
10 lines
653 B
Bash
Executable file
10 lines
653 B
Bash
Executable file
#!/usr/bin/env bash
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# Get the number of nodes in Ready state in the Kubernetes cluster
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NumNodes=$(kubectl get nodes | grep -i ' ready ' | wc -l)
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# We set the .spec.completions and .spec.parallelism to the node count
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# We request a specific hostPort in the job spec to limit the number of pods
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# that run on a node to one. As a result, one pod runs on each node in parallel
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# We set the NODE_NAME environemnt variable to get the Kubernetes node object.
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sed -e "s/COMPLETION_COUNT/$NumNodes/" -e "s/PARALLELISM_COUNT/$NumNodes/" node-feature-discovery-job.json.template > node-feature-discovery-job.json
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kubectl create -f node-feature-discovery-job.json
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