lk/system/swap.md
Malin Freeborn ba8026e0c3
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2023-06-17 21:28:20 +02:00

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title tags
swap
Documentation
basics

Making a Swap File

cd /var/cache/
sudo dd if=/dev/zero of=swapfile bs=1K count=4M

This creates a swapfile of (1k x 4M) 4 Gigs. Change 4M to XM for an XGig swap.

sudo chmod 600 swapfile
sudo mkswap swapfile
sudo swapon swapfile

Test it's working with top

top -bn1 | grep -i swap

or:

echo "/var/cache/swapfile none swap sw 0 0" | sudo tee -a /etc/fstab

Test it'll work at boot with:

sudo swapoff swapfile
sudo swapon -va

Partition Swaps

Put this in /etc/fstab:

UUID=blah-blah none swap sw 0 0

Then test it works with:

sudo swapon -va

Test other partitions in fstab with:

sudo mount -a