[TUHS] Who's behind the UNIX filesystem permission

[Rob Pike]

In Go we "just" dedicate a core to GC, problem solved. The arrival of
universal multi-CPU hardware made than option. Some tremendous technical
work required (for which I take zero credit; see
https://blog.golang.org/ismmkeynote) but yeah.

-rob


On Fri, Aug 2, 2019 at 11:11 AM David Arnold <davida at pobox.com> wrote:

> On 2 Aug 2019, at 09:43, Noel Chiappa <jnc at mercury.lcs.mit.edu> wrote:
>
> > Speaking of LISP and GC, it's impressive how GC is not really a big
> issue any
> > more. At one point people were even building special CPUs that had
> hardware
> > support for GC; now it seems to be a 'solved problem' on ordinary CPUs.
>
> I think it’s mostly a side effect of modern hardware speeds. For
> applications that care about latency (and especially latency jitter) it’s
> still an issue.
>
> For example, writing low latency trading software in Java requires some
> fairly silly hoop-jumping to avoid triggering a collection pass.
>
> These apps genuinely care about nanoseconds, but the tooling ecosystem and
> development time advantages of Java seem to entice a decent number of
> people to embark on the work-arounds.
>
> In most areas though you’re absolutely right — it’s a non-issue now.
>
>
>
> d
>
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