> My scenarios are as follows: > > 1) A unified repository for a group that has software to deploy. The > SA is testing switching over, and wants a guarantee that only packages > for the abi being tested will be installed. yum --exclude='*.i?86' groupinstall foo > 2) In production for an application only the x86 version of a library > has been tested and qualified, the x86_64 version has bugs, however > but is present in a production repo because the repository is unified > and so the broken library is there for testing but yum may install it > anyway. So only the x86 version should be deployed but the x86_64 > version can be installed as well even though it's broken. yum groupinstall foo > 3) By far the most common case IMO, aaaa control freak SA wants a > 64-bit only system. yum --exclude='*.x86_64' groupinstall foo > I'm not trying to be too light about this. I'm writing while on > vacation, though, so I'm feeling oddly relaxed. I do understand what you're looking for I'm just trying to figure out how to do it b/c I'm pretty sure that getting support for architectures into the comps.xml format is going to meet with some strong resistance.... -sv