The resistance is probably the result of wanting to be able to read the header as it appears in logs. I still find this to be challenging with seconds-since-epoch. That said, I no longer believe that readable is a requirement for wire formats. Tools can do a lot to cover any shortcomings. On Thu, Jun 16, 2022, at 16:04, Mark Nottingham wrote: > Personally, I tend to agree with PHK - I think that Integer (or > Decimal) is adquate and appropriate. > > However, some people seem to keep on pushing back on this - I think > especially for application-focused headers it's more visible. If we're > going to do something, retrofit is a good opportunity for it, since > we're defining SF-Date and friends. > > Cheers, > > >> On 16 Jun 2022, at 3:46 pm, Poul-Henning Kamp <phk@phk.freebsd.dk> wrote: >> >> -------- >> Mark Nottingham writes: >> >>> I'd love to hear what people think about this issue: >>> https://github.com/httpwg/http-extensions/issues/2162 >> >> I've added this comment: >> >> I see no mention of fractional seconds ? >> >> I think we need to ponder that, if the goal is (eventual) convergence for all timestamps in HTTP ? >> >> Considering how much effort we spend on speeding up HTTP, I find the "human readable" argument utterly bogus. >> >> Only a very tiny fraction of these timestamps are ever read by humans, and most are in a context where software trivially can render the number in 8601 format if so desired. >> >> In terms of efficiency, I will concede that, in a HTTP context, it is almost always possible to perform the necessary calculations and comparisons on raw ISO-8601 timestamps, without resorting to the full calendrical conversions, but once all the necessary paranoia is included, I doubt it is an optimization. >> >> My preference is sf-decimal seconds since epoch, (and this is largely why sf-decimal has three decimals in the first place), because it gives us fast processing, good compression and millisecond resolution. >> >> PS: A Twitter poll with only 40 respondents, carried out on the first monday after new-years ? Really ?! >> >> >> -- >> Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 >> phk@FreeBSD.ORG | TCP/IP since RFC 956 >> FreeBSD committer | BSD since 4.3-tahoe >> Never attribute to malice what can adequately be explained by incompetence. >> > > -- > Mark Nottingham https://www.mnot.net/Received on Thursday, 16 June 2022 07:35:16 UTC
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