Date: Wed, 17 Dec 2014 13:11:12 -0800 From: Adrian Chadd <adrian@freebsd.org> To: Poul-Henning Kamp <phk@phk.freebsd.dk> Cc: "freebsd-arch@freebsd.org" <arch@freebsd.org>, Jilles Tjoelker <jilles@stack.nl> Subject: Re: Change default VFS timestamp precision? Message-ID: <CAJ-Vmo=1aVaMVfcQC7r7bxC3oigmOATasPFbP_7gKpbiDqE8eQ@mail.gmail.com> In-Reply-To: <70616.1418846174@critter.freebsd.dk> References: <201412161348.41219.jhb@freebsd.org> <20141216233844.GA1490@stack.nl> <2034186.iLaW9EGnEt@ralph.baldwin.cx> <70073.1418837301@critter.freebsd.dk> <CAJ-Vmokkc-p4-keMExxT%2BwyjugA8zYRS2XRv6VucWnfH0iw_Pw@mail.gmail.com> <70449.1418843354@critter.freebsd.dk> <CAJ-Vmokom24Hv1MNNJz2t_bL_o7X%2BW6FgXaPXT2Q3gSurKefcg@mail.gmail.com> <70616.1418846174@critter.freebsd.dk>
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On 17 December 2014 at 11:56, Poul-Henning Kamp <phk@phk.freebsd.dk> wrote: > -------- > In message <CAJ-Vmokom24Hv1MNNJz2t_bL_o7X+W6FgXaPXT2Q3gSurKefcg@mail.gmail.com> > , Adrian Chadd writes: > >>> A millisecond is pushing it, all things considered, it would have to >>> be an utterly trivial source file for a utterly trivial language. >> >>Why? Computers can do a ridiculous amount of work in a millisecond. > > Yes, but try it yourself, they mostly don't. > > One millisecond is only about a million instructions if you are lucky, > and in difference from system III, we have put an awful lot of code > between the stuff you want done and the hardware that does it. > > So show me, and I'll believe you. If I can find the code from a few years ago, sure. A lot of stuff from my arts degree is sitting on hard disks in Australia, waiting to be plugged in again. (Next time I come up against this I'll show you. :) -adrian
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