Reply to post: Re: OS designers were still unaware of the security implications,

Multics resurrected: Proto-Unix now runs on Raspberry Pi or x86

Ramazan

Re: OS designers were still unaware of the security implications,

"and threw away segments because of the performance issues"

https://en.wikibooks.org/wiki/Grsecurity/Appendix/Grsecurity_and_PaX_Configuration_Options:

PAX_SEGMEXEC

This implementation is based on the segmentation feature of the CPU and has a very small performance impact, however applications will be limited to a 1.5 GB address space instead of the normal 3 GB.

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