Its compatibility with IBM Power machines and various IBM products which go hand in hand.
It is not free for use, IBM charges for AIX
There is nothing worth not liking in RHEL, it is easily one of the best platforms for almost all kind of implementations in the Software Industry, from Development to Managing Data/Infrastructure; it is up for any kind of game
You don't get the newest version of packages. This is a trade-off with stability, but it's still a bummer that you don't have easy access to more recent software. RHEL 6 also uses Gnome 2 by default, which feels seriously outdated.
Its compatibility with IBM Power machines and various IBM products which go hand in hand.
There is nothing worth not liking in RHEL, it is easily one of the best platforms for almost all kind of implementations in the Software Industry, from Development to Managing Data/Infrastructure; it is up for any kind of game
It is not free for use, IBM charges for AIX
You don't get the newest version of packages. This is a trade-off with stability, but it's still a bummer that you don't have easy access to more recent software. RHEL 6 also uses Gnome 2 by default, which feels seriously outdated.