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Mint 18, zfs on linux, and virtualbox: any tips/suggestions?

Posted: 12. Jul 2016, 12:52
by rliegh
Hello. I've converted my drives to ZFS in hopes that they'll be usable by OS X, FreeBSD and Linux. My operating system is Mint 18 which uses Zfs on Linux. Other than virtualization, I use this as simply a regular desktop. I'm also trying to wrap my head around ZFS concepts; no longer mounting a device on a mountpoint alone is blowing my mind.

But that's neither here nor there. What I'd like to know from other Linux (preferably desktop) users is what pitfalls and steps I should take to optimize performance on ZFS in Linux for my virtualbox machines. What would be the most effective disk type to pick when creating a new machine (vdi? cow? something else?). Is there ways to tune ZFS to run better with VirtualBox? I have no idea what the differences are between the Linux, BSD and Solaris implementations, but since my host machine uses Mint, that's what I'm asking about.

I'm also using kvm/qemu; and I traditionally create images in the vdi format (qemu-img create -f vdi) for simplicity. I imagine that whatever I need to do for Virtualbox, will work for that as well because it's the same format.

Any tips and advice you're able to give me for running Virtualbox on Linux/ZFS would be greatly appreciated -thanks!

btw; I'm using VirtualBox Graphical User Interface, Version 5.0.24 r108355, I have an intel i5 processor and 12 gigs of ram.