muralikrishna188 / demorepo Goto Github PK

-, -l, --login make the shell a login shell
-m, -p,
--preserve-environment do not reset environment variables, and
keep the same shell
-s, --shell SHELL use SHELL instead of the default in passwd

ubuntu@ip-172-31-2-235:$ sudo -s
root@ip-172-31-2-235:# kubeadm init
[init] Using Kubernetes version: v1.20.1
[preflight] Running pre-flight checks
[WARNING IsDockerSystemdCheck]: detected "cgroupfs" as the Docker cgroup driver. The recommended driver is "systemd". Please follow the guide at https://kubernetes.io/docs/setup/cri/
[WARNING SystemVerification]: this Docker version is not on the list of validated versions: 20.10.1. Latest validated version: 19.03
error execution phase preflight: [preflight] Some fatal errors occurred:
[ERROR NumCPU]: the number of available CPUs 1 is less than the required 2
[ERROR Mem]: the system RAM (978 MB) is less than the minimum 1700 MB