Mid-tier, Infrastructure-tier - Same host or not

I used to remember that on version 9i -> 9.0.2, if install the whole version, Oracle recommended to install mid-tier on one machine, and infrastructure tier on another machine. Does Oracle recommend that different hosts for mid tier and infra tier on 9.0.4 or on new release 10.1.2?
It seems there are some advantages of install these two tiers on the same machine. but different Oracle homes.
Please comment.
Thanks,
Joanne

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Similar Messages

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