port upgrade outdated hangs networking

Ruben Di Battista rubendibattista at gmail.com
Sat Jan 15 17:08:55 UTC 2022

I had something similar happening to me across Wireguard VPN and it was an
MTU mismatch.

On Sat, 15 Jan 2022, 17:57 , <phlebas at cantab.net> wrote:

> This is extraordinary .. it presumably is a bug in MacOS.
> Running MacOS 10.15.7  on MacBook Pro 2016
> I am updating various already installed packges in the usual way:
> sudo port upgrade outdated
> Everything goes along fine until the software reached gd2.
> I then see:
> --->  Fetching archive for gd2
> --->  Attempting to fetch gd2-2.3.3_1+x11.darwin_19.x86_64.tbz2 from
> https://packages.macports.org/gd2
> --->  Attempting to fetch gd2-2.3.3_1+x11.darwin_19.x86_64.tbz2 from
> https://nue.de.packages.macports.org/gd2
> --->  Attempting to fetch gd2-2.3.3_1+x11.darwin_19.x86_64.tbz2 from
> https://ema.uk.packages.macports.org/gd2
> --->  Fetching distfiles for gd2
> At this point the networking on the machine hangs.
> I cannot kill the port process. I cannot reach the
> offending machine even by ping; I cannot use
> the network from another terminal nor browser.
> Obviously, this is not a problem with Macports (is it?)
> I mean, how can an attempt to retrieve a package from
> some remote location actually hang my networking.
> This problem is completely replicable on my machine. I reboot the machine
> and everything is back to normal. Then fire up port again
> .. get same messages as above.. then hangs again. I
> have tried waiting for two hours before retrying --
> same result. I have tried it on a different box
> but that package was not needed. I will work on it
> further tests.
> It seems wildly improbable, but has anyone else experienced
> this or anything like it? I am completely baffled.
> (Except for one thing: the quality of MacOS has been in decline
> now since the demise of Jobs)
> Rob Stevens
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