Hero Image

Manually adding swap and activating on linux

swap linux

Create swapfile

sudo install -o root -g root -m 0600 /dev/null /swapfile

Write out a 4GB file named ‘swapfile’

dd if=/dev/zero of=/swapfile bs=1k count=4096k

Let linux know about swap file

mkswap /swapfile

Activate swap

swapon /swapfile

activate swap also after boot. Add to the file system table

echo "/swapfile       swap    swap    auto      0       0" | sudo tee -a /etc/fstab
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