Hi,

I wasn't sure if this question should be directed to a Crossbow mailing list or 
Xen or NFS, as it is about all those technologies.

My team and I are beginning to build a system for using Xen as a container to 
deploy a distributed system. We're investigating different possibilities for 
how to detach the data on stateful hosts, to be reused by new hosts. This is to 
allow the upgrading of that host while keeping the data. One possible solution 
we were considering is using an NFS share from the dom0 mounted into local 
domU's. We like this approach for a couple reasons but we're concerned about 
the performance impact. From our understanding, even though the filesystems 
will be on the local machine, using NFS will introduce the networking stack 
into all disk I/O and slow things down.

Can using Crossbow remove the performance impact of mounting NFS from dom0 to 
local domU?

Thank you in advance for any help or advice.

-Dan
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