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-rw-r--r--system-utils.md15
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diff --git a/system-utils.md b/system-utils.md
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Set file permissions of mounted drive at mount time:
mount /dev/foo /mnt/bar -o umask=000
+
+## Setting up a swap file
+
+From https://linuxize.com/post/create-a-linux-swap-file/
+
+ sudo fallocate -l 1G /swapfile
+ # or if the above fails:
+ # sudo dd if=/dev/zero of=/swapfile bs=1024 count=1048576
+ sudo chmod 600 /swapfile
+ sudo mkswap /swapfile
+ sudo swapon /swapfile
+ # Add to /etc/fstab
+ /swapfile swap swap defaults 0 0
+ # Check with
+ free -h