# Adding swap /hibernation after install **URL:** \ **Category:** EndeavourOS installation\ **Created:** [December 30, 2020, 7:07pm UTC](https://forum.endeavouros.com/t/adding-swap-hibernation-after-install/10831 "2020-12-30T19:07:15Z")\ **Posts on this page:** 1\ **Showing post:** 11
**Author:** ![joekamprad](https://forum.endeavouros.com/user_avatar/forum.endeavouros.com/joekamprad/32/77608_2.png) [@joekamprad](https://forum.endeavouros.com/u/joekamprad)\ **Post date:** [December 30, 2020, 8:31pm UTC](https://forum.endeavouros.com/t/adding-swap-hibernation-after-install/10831/11 "2020-12-30T20:31:18Z")
`sudo dd if=/dev/zero of=/swapfile bs=1M count=512 status=progress` 512 must be changed to the size you want (size of your RAM alike) ```auto sudo chmod 600 /swapfile sudo mkswap /swapfile sudo swapon /swapfile ``` Finally, edit the fstab configuration to add an entry for the swap file: `sudo nano /etc/fstab` ```auto /swapfile none swap defaults 0 0 ``` simple as this… to get it working for hibernation/suspend: Add the resume option to grub kernel line to the the UUID of the partition containing your `/swapfile`: ```auto sudo findmnt -no UUID -T /swapfile ``` `sudo nano /etc/default/grub` ```auto # GRUB boot loader configuration GRUB_DEFAULT=0 GRUB_TIMEOUT=5 GRUB_DISTRIBUTOR="EndeavourOS" GRUB_CMDLINE_LINUX_DEFAULT="loglevel=3 resume=UUID= **put the uuid here** nowatchdog" ``` regenerating grub.cfg 🖖 ` sudo grub-mkconfig -o /boot/grub/grub.cfg` # note: —\> go to the updated wiki page instead it includes also systemd-boot and more: [https://discovery.endeavouros.com/storage-and-partitions/adding-swap-after-installation/2021/03/](https://discovery.endeavouros.com/storage-and-partitions/adding-swap-after-installation/2021/03/) --- _[View the full topic](https://forum.endeavouros.com/t/adding-swap-hibernation-after-install/10831)._