Japanatron Logo

This example was done on Ubuntu server.

* Enable VM direct I/O in the BIOS.
* Open /etc/default/grub using an editor like nano or something.
* Find GRUB_CMDLINE_LINUX_DEFAULT and add intel_iommu=on as a parameter.  Make sure it's lowercase.  Save and exit.
* update-grub
* shutdown -r now
* dmesg | grep -e DMAR -e IOMMU and you should see a line in there stating that IOMMU is enabled.

Related Articles

Setting Up SPF on Zimbra Runni...

SPF is awesome for stopping delivery of spoofed spam and junk back-scatter, but many of the articles on how to set up SPF in Zimbra are old and out-of-date.  It...

Ubuntu 22.04 Nginx Build Outli...

I re-built my LEMP web-server fresh on Ubuntu 22.04 and learned some things along the way. This is my base build outline mostly created for my own notes. INS...

FreeNAS - Bi-Directional Rsync...

Go to /root on 1st server. ssh [email protected] cd /root FreeNAS OS drive is mounted read-only, so mount it RW. mount -o rw / Generate an RSA key & leave the ...

Joomla Running on Nginx and Ub...

What follows is an outline I compiled while researching how to tighten security on a Nginx web server. NOTE 1: Ubuntu 14.04 LTS was used for this. NOTE 2: This ...