Differences between revisions 7 and 8
Revision 7 as of 2019-09-19 10:25:29
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Editor: PieterSmit
Comment:
Revision 8 as of 2019-10-07 03:07:55
Size: 1066
Editor: PieterSmit
Comment: used consistent lowercase for k8s
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## page was renamed from K8s/Monitoring

Kubernetes K8s/Monitoring

  • Actual cpu usage, not requested

    $ kubectl get --raw /apis/metrics.k8s.io/v1beta1/pods
  • Events happening in cluser

    kubectl -n kube-system get events --sort-by='{.lastTimestamp}'
    
    kubectl -n kube-system get events -w
    
    kubectl get events --field-selector type=Warning -w &
    
    kubectl get pods -A -w -o wide | grep "^\|Running\|Terminating" &
  • Node cpu and memory utilization

    alias util='kubectl get nodes | grep node | awk '\''{print $1}'\'' | xargs -I {} sh -c '\''echo   {} ; kubectl describe node {} | grep Allocated -A 5 | grep -ve Event -ve Allocated -ve percent -ve -- ; echo '\'''
  • Watch node events (& puts it in background on terminal)

    kubectl get pods -A -o wide &
  • Get cpu metrics

    # Get the metrics for all nodes
    kubectl get --raw /apis/metrics.k8s.io/v1beta1/nodes | jq
    
    # Get the metrics for all pods
    kubectl get --raw /apis/metrics.k8s.io/v1beta1/pods | jq


CategoryK8sKubernetes

k8s/Monitoring (last edited 2022-10-21 00:19:58 by PieterSmit)