Re: Superblock last write time is in the future.
On Mon 03 Jul 2017 at 17:05:51 (-0300), Wellington Terumi Uemura wrote:
> On 03-07-2017 16:42, David Wright wrote:
> >The discussion is not about units, but about reference points.¹
> The discussion also is not about reference points,
I disagree. The RTC is a reference point for setting the system
clock from when the machine has no other reference (no network
connection).
> but what is right to do.
There's no "right" answer, just options which introduce differing
amounts of complexity.
> >>I don't need UTC, many people around the world doesn't neither, leave UTC
> >>for those who need it.
> >
> >True; before the dawn of railways, everyone lived on local time.
> It was working.
… until the railways started moving accurate clocks about the place.
> >>We can avoid a lot of mess with that.
> >
> >I have no idea what the mess is that you're trying to avoid
> >by using local time.
> I have no idea why they are forcing the use o UTC, local time was
> doing just fine. My TV doesn't use UTC, my router (OpenWRT) doesn't
> use UTC, my phone (Samsung S7 Edge) doesn't use UTC, it doesn't even
> has settings for UTC, my printer (Brother HL4150CDN) it doesn't use
> UTC.
>
> Why create all this trouble?
What trouble; again, what mess?
I can't see the point of having an RTC that is wrong much of the
time (ie when you travel across timezones or the seasons change)
and needs an OS to sort it out; unnecessary complication IMO.
> All I'm trying to avoid is to prevent fsck from scanning my discs
> every single time I boot the computer and because some one removed
> /etc/adjtime from initramfs.
I thought you'd now managed to do that.
> >>Em 3 de jul de 2017 12:03, "David Wright" <deblis@lionunicorn.co.uk>
> >>escreveu:
> >>
> >>
> >>The future could get complicated for people not running on UTC
> >>if time offsets of a few seconds start to arise. AIUI timezones
> >>as presently implemented can't handle that.
> >
> >¹ personally, the most inconvenient thing about US units is
> >the chaotic paper size system as there's no real way round it.
> >The reason that _does_ involve the units is of course that the
> >physical paper sizes are derived _from_ the units.
Cheers,
David.
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