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tmpfs nfs swapfile - use one computer's RAM as SWAP for another computer

Posted 10-13-2016 at 10:51 AM by IsaacKuo
Updated 10-13-2016 at 02:11 PM by IsaacKuo

Previously, I described how to use one computer's RAM as an SSD (OS drive) for another computer. Here, I describe how to use one computer's RAM as SWAP for another computer. Bear in mind that even a RAM disk over gigabit ethernet isn't going to be as fast as a local SSD, but it's still faster and much more responsive than a local spinning hard drive.

This technique of using another computer's RAM as SWAP is a great way to augment RAMboot, as described here:

http://www.linuxquestions.org/questi...-jessie-37165/...
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Posted in Uncategorized
Views 517 Comments 0 IsaacKuo is offline
Old

RAMboot How-To for Debian 8 Jessie

Posted 09-19-2016 at 01:58 PM by IsaacKuo
Updated 10-17-2016 at 12:48 AM by IsaacKuo
Tags ramboot, ssd, tmpfs

I have refined and updated my RAMboot how-to for Debian 8. Honestly, my previous how-to's still work fine for Debian 8, regardless of the switch to systemd. I have, however, tightened things up.

The basic concept is to boot from a local hard drive or USB drive, using a modified initrd to unpack ramboot/image.tar.gz to a tmpfs ramdisk. From then on, the system runs entirely from ram - uncompressed. This is like running off an extremely fast SSD, but with some important differences:...
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Posted in Uncategorized
Views 743 Comments 0 IsaacKuo is offline

  



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