Install reqs:
apt install gcc fakeroot build-essential debhelper pve-headers rsync git dkms
Clone repo:
git clone https://github.com/RemixVSL/iomemory-vsl
You'll probably have to reboot at this point.
cd to the cloned repo, build:
sudo make dkms
Clone utilities repo
https://github.com/RemixVSL/vsl_downloads/tree/main
Install fio-utils
sudo dpkg -i ~/vsl_downloads/vsl3/fio-util_3.2.16.1731-1.0_amd64.deb
Reboot again to enable dkms modules.
Create a dangerstripe
zpool create fusionstripe fioa fiob