On Mon, Oct 05, 2026 at 08:59:24AM -0500, David Wright wrote: > On Mon 05 Oct 2026 at 06:29:12 (-0600), Charles Curley wrote: > > On Sun, 4 Oct 2026 20:29:59 -0400 > > Dan Purgert <[email protected]> wrote: > > > On Oct 04, 2026, Charles Curley wrote: > > > > How do I tell which apt cache did I use, if any, when running "apt > > > > update" or "apt upgrade"? I use auto-apt-proxy to detect apt > > > > proxies. > > > > > > If I'm reading the question correctly, your system will use the > > > repository configured in /etc/apt/sources.list (or, if you're using > > > the newer format, I think it's /etc/apt/xxx.sources -- although > > > ILately haven't done a new-install yet, so I don't know the exact > > > filename) > > > > > > Unless your network integrates a proxy (e.g. I dunno, a university > > > campus), then chances are there is no proxy. > > > > Sorry for the lack of context. I've been running a small office/home > > (SOHO) network for several decades, starting in dial-up modem days, and > > that has included an apt proxy server since then. Lately I have been > > running apt-cacher-ng, and I am experimenting with apt-cacher-ultra. I > > use auto-apt-proxy to detect the proxy. So the question is, did a given > > run of apt use a proxy, and if so which one? > > I only know about apt-cacher-ng, which logs its use in > /var/log/apt-cacher-ng/apt-cacher.log, helping you to > distinguish between two potential servers.
I had a look at an apt client, and at least in /var/log/apt I can't find any trace of the cache. It seems APT doesn't know about it (after passing it to the HTTP library). Cheers -- t
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