Re: NetBSD disk performance on VirtualBox

[Sad Clouds <cryintothebluesky%gmail.com@localhost>]

On Sun, 18 Mar 2018 15:38:40 +0100
Kamil Rytarowski <n54%gmx.com@localhost> wrote:

> On 18.03.2018 14:41, Sad Clouds wrote:
> > Hello, are there known I/O performance issues with NetBSD on
> > VirtualBox? I've setup two similar VMs, one Linux, another one
> > NetBSD, both use SATA virtual controller with one disk.
> > 
> > Writing 1GB file sequentially:
> > - Linux gives 425MB/sec,
> > - NetBSD gives 27MB/sec.
> > 
> > Repeated this several times, and got the same result.
> > 
> > Is this expected with NetBSD?
> > 
> 
> I've been observing performance issues under qemu+KVM (on a hosting
> provider), making the OS very slow. This was related to virtio
> drivers.
> 
> I have not investigated it so far.
> 

Hello, would that be any virtio drivers, or just disk drivers? I'm
using VirtualBox virtio-net for network adapter, not sure if this has
any effect.