[vfio-users] Anything special to consider before buying (January 2018, thinking Kaby lake)?

[Jonas Camillus Jeppesen]

Thanks Intel (and maybe others)!

Very interesting Sascha, thank you for bringing this to my attention. 
Maybe my Haswell system (which is also affected) will suffice for 2018 :-P

The Spectre attacks appear to suck big-time. Regarding Meltdown, I hope 
AMD will soon have a Ryzen CPU with APU ready ...



On 2018-01-03 17:28, Sascha Fröhlich wrote:
>
> Hi Jonas,
>
> there is news about an Intel CPU hardware bug: 
> https://www.reddit.com/r/sysadmin/comments/7nl8r0/intel_bug_incoming/
>
> Fixes for that may decrease performance under certain workloads 
> (especially virtualisation and IO heavy loads).
>
> So maybe hold off that purchase for a bit longer until there is more 
> information.
>
> Regards, Sascha
>
>
> Jonas Camillus Jeppesen <jonascj at sdu.dk <mailto:jonascj at sdu.dk>> 
> schrieb am Mi., 3. Jan. 2018, 16:46:
>
>     Dear everyone,
>
>     Anything special to consider before buying hardware in January 2018?
>
>     My aim is to run my Linux workstation and a single Windows 10
>     gaming VM
>     with a dedicated GPU assigned via VFIO. The only piece of hardware
>     which
>     is dead certain to be in the build is my newly purchased ASUS
>     Strix GTX1070.
>
>     It is an mini-itx build, in my A4-SFX v1 case, so I'm forced to
>     choose a
>     platform with an build-in GPU since since I can only fit a single
>     dedicated graphics card.
>
>     Does that mean Intel Kaby Lake these days? Anything special to note
>     about the various 100- and 200-series chipsets?
>
>     Maybe I should look for a motherboard with at least two USB
>     controllers
>     so one can be assigned to the VM, although I plan on using only a
>     single
>     set of mouse/keyboard (I have seen people assign usb devices or
>     controllers on the fly, i.e. effectively switching mouse/keyboard
>     between guest/host).
>
>     Thank you for your input.
>
>     / Jonas
>
>
>
>
>
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