[TUHS] Another odd comment in V6

Random832 random832 at fastmail.com
Wed Feb 15 01:50:59 AEST 2017


On Tue, Feb 14, 2017, at 09:18, Nick Downing wrote:
> Having a hypothetical system with a very slow disk (or fast
> CPU) in which disk accesses are blocking, would break many programs.
> cheers, Nick

That's not very hypothetical, but it is probably the reason disk access
(and even access to regular files on networked filesystems) isn't
interruptible, and non-blocking I/O useless in such situations, on some
modern systems.


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