check_kubernetes_nodes_pod_count.sh

#!/bin/bash

nodes=$(kubectl get nodes --no-headers |awk '{print $1}')

for n in $nodes; do
    pods=$(kubectl describe node $n | grep -A100 Namespace | grep -B100 'Allocated resources'  | tail -n +3 | grep -v 'Allocated' | grep -v 'monitoring\|logging\|kube-' | wc -l)
    if [[ $pods -lt 1 ]]; then
        echo "Node $n has $pods running"
    #else
    #    echo "Node $n has $pods running"
    fi
done