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sudo kubeadmin init returns with: [ERROR Swap]: running with swap on is not supported. Please disable swap

Posted on 26 May 2020 by kosmas

Problem

You are trying to set up kubernetes on your local machine but trying to use initialize it with kubeadmin init, returns the following error:

[init] Using Kubernetes version: v1.18.3
[preflight] Running pre-flight checks
error execution phase preflight: [preflight] Some fatal errors occurred:
        [ERROR Swap]: running with swap on is not supported. Please disable swap
[preflight] If you know what you are doing, you can make a check non-fatal with `--ignore-preflight-errors=...`
To see the stack trace of this error execute with --v=5 or higher

BASH
​x
 
[init] Using Kubernetes version: v1.18.3[preflight] Running pre-flight checkserror execution phase preflight: [preflight] Some fatal errors occurred:        [ERROR Swap]: running with swap on is not supported. Please disable swap[preflight] If you know what you are doing, you can make a check non-fatal with `--ignore-preflight-errors=...`To see the stack trace of this error execute with --v=5 or higher​

Solution

Switch the swap to off (Ubuntu command below) and try again.

sudo swapoff -a

BASH
 
sudo swapoff -a