3 ms·
I often see the claim that K3S is much more "lightweight" than upstream K8S. Is this difference really that significant in practice? I just bootstrapped K3S an
by moondev 7y ago
I often see the claim that K3S is much more "lightweight" than upstream K8S. Is this difference really that significant in practice?
I just bootstrapped K3S and kubeadm single node clusters to compare.
k3s-master Ready master 24m v1.17.3+k3s1 10.10.10.64 <none> Ubuntu 18.04.4 LTS 4.15.0-88-generic containerd://1.3.3-k3s1
kubeadm-master Ready master 17m v1.17.4 10.10.10.21 <none> Ubuntu 18.04.4 LTS 4.15.0-88-generic containerd://1.2.13
root@k3s-master:~# k top nodes
NAME CPU(cores) CPU% MEMORY(bytes) MEMORY%
k3s-master 43m 2% 643Mi 16%
root@kubeadm-master:~# k top nodes
NAME CPU(cores) CPU% MEMORY(bytes) MEMORY%
kubeadm-master 65m 3% 769Mi 20%