Bloor Research crosses the aisle and declares Linux enterprise-ready. META Group sees signs of changing tides in data center operating system dominance. The Linux-mainframe marriage makes sense with planning according to D.H. Brown and Giga, while Illuminata suggests maybe you shouldn’t care. Aberdeen Group finds that infosec attacks leveled the playing field among operating system targets in 2002 and urges suppliers and users to replace outdated defense strategies. Gartner says lack of user demand has slowed distro adoption of available Linux security enhancements.
From what I’ve read, it sounds like Linux is ready for mainframes and the datacenter. Linux has been helping ISPs serve web sites and dialup connections inexpensively since I was in middle school. I think Linux is ready.