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

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 ...

Zimbra - Add Trusted Relay to ...

My domain name registrar offers email aliases and forwarding; however, this feature causes my mail server's SPF checks to fail because the registrar's mail rela...

Linux and NTLMv2 Proxy Authent...

My company's firewall enforces NTLMv2 proxy authentication, which kinda sucks for some Linux hosts since I can't pass that authentication directly on the comman...

Nginx - How to Block or Redire...

I've been figuring out how to block or redirect web traffic in Nginx based on the country geoIP. NOTES* You need the package nginx-extras for this because this...