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I was fairly sure that NT was originally going to be a microkernel, but it ended up being really slow, so they had to push everything into a more monolithic arc
by TheBoff 14y ago
I was fairly sure that NT was originally going to be a microkernel, but it ended up being really slow, so they had to push everything into a more monolithic architecture.
- seanmcdirmid 14y agoMy understanding that this was mainly about moving graphic drivers back into kernel space from user space (circa NT 4.0).
- irfn 14y agoand now they tout it as a http://en.wikipedia.org/wiki/Hybrid_kernel http://en.wikipedia.org/wiki/Hybrid_kernel
- kps 14y agoNT derived from Mica, DEC's microkernel OS project for their research RISC architecture PRISM. When DEC cancelled Mica along with PRISM — flirting briefly with MIPS before finishing Alpha — project lead Dave Cutler and some of his team took it to Microsoft. (The eventual settlement had MS support NT on Alpha until DEC collapsed from mismanagement.)