FreeBSD on AWS with root-on-zfs?

Victor Sudakov vas at
Tue Mar 10 08:43:34 UTC 2020

Matthew Seaman wrote:
> > Is anyone using FreeBSD as a EC2 instance, what would you do if you
> > wanted a root-on-zfs AMI?
> Colin Percival published some root-on-ZFS AMIs a while back -- see

Good news.

> I've used these with great success.  I haven't seen an announcement of a
> 12.1-RELEASE version yet -- not sure what Colin's plans are, but I think
> the idea was to offer this layout as an additional set of the official
> FreeBSD AMIs at some point.

I've just launched an EC2 instance with "FreeBSD 12.0-RELEASE-amd64 ZFS
(ami-054939ebd299da308)".  It works!

I think I can freebsd-update it to 12.1 myself until a 12.1 AMI is

Thanks! And I should go and support Colin's endeavor.

Victor Sudakov,  VAS4-RIPE, VAS47-RIPN
2:5005/49 at fidonet
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