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#!/bin/bash
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sudo mkdir /opt/image
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cd /opt/image/
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sudo touch swap
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sudo dd if=/dev/zero of=/opt/image/swap bs=1024 count=2048000
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sudo mkswap /opt/image/swap
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sudo swapon /opt/image/swap
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echo "add \"/opt/image/swap /swap swap defaults 0 0\" to \"/etc/fstab\" to make swap effecive"
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