NVMe and Bhyve

[Stefan Bethke]

> Am 15.02.2019 um 05:41 schrieb Victor Sudakov <vas at mpeks.tomsk.su>:
> 
> Jason Tubnor wrote:
>> 
>>> If you have Nvme devices or you want store disks in ram yes, otherwise no.
>>> 
>>>> 
>>>> Is it worth it? I mean upgrading from 11.2-RELEASE to 12.0-RELEASE for
>>>> the sake of nvme, is it useful for running FreeBSD, Linux (Mint,
>>>> Centos) and Windows10 guests?
>>>> 
>> 
>> 
>> Or if you are using good SLOG and ARC for your VM zvols.
>> 
>> I'm still sorting out some Windows issues with the bhyve nvme presentation
>> for a variety of guest (except freebsd, that works fine) at the moment.  I
>> would avoid 12.0-RELEASE as it may introduce other issues with your
> 
> I was just worried that using ahci-hd instead of paravirtualized disks
> causes suboptimal performance of guests. Do you think there is a hope to get
> paravirtualized disks support for Windows guests in bhyve?

I was under the impression that the Windows VirtIO disk driver works with the Bhyve virtio-blk device. You need to provide these drivers to Windows somehow (for example, as a second CD image during installation): https://www.linux-kvm.org/page/WindowsGuestDrivers/Download_Drivers


Stefan

-- 
Stefan Bethke <stb at lassitu.de>   Fon +49 151 14070811