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xen-users
Re: [Xen-users] disk speed
On Mon, Oct 22, 2007 at 10:45:32AM -0700, Dylan Martin wrote:
> Has all the testing that shows this slowness been done with large
> files?
Yes
> I'd be interested to see if the same is true under more normal
> use. E.G. copy 10 medium files 10 times each and 100 medium files 1
> time each. Caching could make it faster on domU and seeking around
> could make it slower... Or who knows what other variables might kick
> in..
I wasnt interested in how well caching in the domU works, as its the
same algorithms as non-xen-linux. Just the raw i/o was measured, and
making sure the data was synced.
If you need profiles of how well the caching works you should bench-
mark with exactly your usecase anyway...
Christian
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