Re: [Xen-users] Cheap IOMMU hardware and ECC support importance

[Gordan Bobic <gordan@xxxxxxxxxx>]

On 2014-07-09 00:48, lee wrote:
> Gordan Bobic <gordan@xxxxxxxxxx> writes:
>
> > > There's also a lack of documentation.  There's a guide for Linux, and
> > > it's two years old.  I still shudder when thinking of the chaotic
> > > documentation xen has and all the unexpected problems I ran into ...
> > I still dispute the lack of documentation. Just because it's 2 years
> > old doesn't mean it isn't adequate.
> It may still be up to date or not, I can't tell.  That leaves
> uncertainty.
>
> BTW, I looked at the guide and it says performance of a RAIDZ-1 will be
> very bad with an even number of disks, like four.  I don't have four,
> but I might at some time.  How bad would that be?
Not sufficiently bad that you shouldn't use it. While 2^n+m disks is
the optimal configuration, the sub-optimality of other configurations
is vastly overstated.



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