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Fri, 11 Sep 2026 01:09:41 -0400 (EDT) Received: by mail (OpenSMTPD) with ESMTPSA id 6ce31b65 (TLSv1.3:TLS_AES_256_GCM_SHA384:256:NO); Fri, 11 Sep 2026 05:09:38 +0000 (UTC) Date: Fri, 11 Sep 2026 07:09:35 +0200 From: Patrick Steinhardt To: Jeff King Cc: git@vger.kernel.org, "brian m. carlson" Subject: Re: [PATCH] ci: bump debian-11 job to debian-12 Message-ID: References: <20260905135822.GA3914811@coredump.intra.peff.net> <20260911021933.GA948291@coredump.intra.peff.net> Precedence: bulk X-Mailing-List: git@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260911021933.GA948291@coredump.intra.peff.net> On Thu, Sep 10, 2026 at 10:19:33PM -0400, Jeff King wrote: > On Mon, Sep 07, 2026 at 08:03:34AM +0200, Patrick Steinhardt wrote: > > > > + # Supported until 2028-06-30. > > > + - jobname: debian-12 > > > + image: debian:12 > > > artifacts: > > > paths: > > > - t/failed-test-artifacts > > > > The changes look good, but I wonder whether we want to swap to the > > "oldstable" tag instead. That points to debian-12, too, and might result > > in less churn going forward. > > I was all ready to agree and propose a patch, but I think it might be > more complicated. The "old" flags flip when a new stable version is > released, but what we really care about is things leaving LTS. And the > two are not really aligned. > > So if we wanted the oldest supported Debian release, that would have > been "oldoldstable" (debian-11) until August 31st of this year. But > after that, we want "oldstable" (debian-12), which is now the oldest > thing under LTS. And that will be true until probably next summer, when > debian-14 is released, at which point we'd want to stay on it by > switching to "oldoldstable" again for another year. > > The offset comes from the fact that Debian releases approximately every > 2 years, but with a 5-year LTS, and they never align. > > If we track oldstable, then every other year we're not using the oldest > supported release (because the prior release is still in LTS). Or we > track oldoldstable, which means every other year we're using a release > that's no longer supported. Or we flip-flop between them once a year, > when oldoldstable goes out of support. > > Which makes me inclined to just keep the current scheme: use the numeric > codes and just bump them every 2 years or so when they go out of > support. And we can even put it off until the out-of-support release > starts causing problems like it did here. Sounds good, let's stick with the current patch then. Thanks! Patrick