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Swap File Creation

dd if=/dev/zero of=/swapfile256GB bs=1024 count=268435456 status=progress
chmod 0600 /swapfile256GB
/usr/sbin/mkswap /swapfile256GB
/usr/sbin/swapon /swapfile256GB
echo "/swapfile256GB     none   swap    sw     0     0" | tee -a /etc/fstab

Document z260205wa, last modified 21 May, 2026
See z260205f (an earlier note related to swap file creation).

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May 29th, 2026 Computing Notes