From mboxrd@z Thu Jan  1 00:00:00 1970
From: Bengt Richter <bokr@bokr.com>
Subject: Re: Parallel downloads
Date: Wed, 6 Nov 2019 13:26:39 -0800
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To: Ludovic =?utf-8?Q?Court=C3=A8s?= <ludo@gnu.org>
Cc: guix-devel@gnu.org

On +2019-11-06 16:34:17 +0100, Ludovic Court=C3=A8s wrote:
> Hi,
>=20
> Pierre Neidhardt <mail@ambrevar.xyz> skribis:
>=20
> > A few questions:
> >
> > - How does --mac-jobs work with regard to progress bars?
>=20
> When there are several jobs running at the same time, it doesn=E2=80=99=
t display
> any progress bar.  (In theory, it could do a multi-line display but tha=
t
> wouldn=E2=80=99t work with all terminals, it=E2=80=99s tricky, and over=
all not all that
> useful.)
>

I suppose you could do a single line with cpu numbers like 222232444
but you'd need to compute how long the full line should be and divide by
the number of cpus allocated and make the line buffer writes thread-safe.
... and use base>10 digits potentially ;-)

> > - Can we configure the default value?
>=20
> Yup, just pass =E2=80=98--max-jobs=3DN=E2=80=99 to the daemon.
>=20
> HTH!
>=20
> Ludo=E2=80=99.
>=20
--
Regards,
Bengt Richter