Brace for Bookworm update

1 files changed, 40 insertions, 0 deletions

diff --git a/guides/setups/operating-systems/debian.org b/guides/setups/operating-systems/debian.org
index c991d9a..dcc7d02 100644
--- a/guides/setups/operating-systems/debian.org
+++ b/guides/setups/operating-systems/debian.org
@@ -365,6 +365,46 @@ $ apt install -t buster-backports \
       firmware-misc-nonfree
 #+end_src
 * Maintenance
+** upgrades
+*** Bookworm
+**** research
+***** [[https://www.debian.org/releases/bookworm/amd64/release-notes/ch-information.en.html#non-free-split][Release notes § Issues to be aware of]]
+****** minutiae
+- ~sed s/non-free/non-free-firmware/~
+- =youtube-dl= ⇒ =yt-dlp=
+- clear =GRUB_DISABLE_OS_PROBER=
+****** System logs ([[https://www.debian.org/releases/bookworm/amd64/release-notes/ch-information.en.html#changes-to-system-logging][ref]])
+1. ~apt-mark auto rsyslog ; apt autoremove~
+2. double-check that journalctl config saves to persistent storage
+3. finally learn ~journalctl~
+****** Reduced accessibility from GTK 3⇒4 transition ([[https://www.debian.org/releases/bookworm/amd64/release-notes/ch-information.en.html#gnome-has-reduced-accessibility-support-for-screen-readers][ref]])
+Not a huge deal for me (though [[https://github.com/transmission/transmission/discussions/5065][other aspects]] of the transition are
+irksome), but [[https://tech.lgbt/@xogium/110507457689374019][dang]].
+****** "Externally-managed" Python installation ([[https://www.debian.org/releases/bookworm/amd64/release-notes/ch-information.en.html#python3-pep-668][ref]])
+1. inventory & clear out stuff installed with ~pip install --user~
+2. upgrade
+3. install =pipx=
+4. reinstall
+****** VLC support for VA-API disabled ([[https://www.debian.org/releases/bookworm/amd64/release-notes/ch-information.en.html#vlc-ffmpeg-5][ref]])
+- [[https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1021601][Debian bug#1021601]] =vlc: VAAPI hardware acceleration no more available=
+- [[https://code.videolan.org/videolan/vlc/-/issues/26772][VLC#26772]] =VAAPI is disabled with ffmpeg5 on vlc-3x=
+  - "we won't support full FFmpeg5 in 3.0" ([[https://code.videolan.org/videolan/vlc/-/issues/26772#note_316827][ref]])
+- [[https://code.videolan.org/videolan/vlc/-/merge_requests/1245][VLC!1245]] =[VLC3] Support FFmpeg 5.0 (except for VAAPI)=
+  - "it seems that the VAAPI part is far from trivial and requires
+    invasive changes (contrary to the other fixes)" ([[https://code.videolan.org/videolan/vlc/-/merge_requests/1245#note_302474][ref]])
+- user reports: [[https://old.reddit.com/r/debian/comments/z5ectb/vlc_delaying_frames_on_a_fresh_debian_12_install/][2022-11]], [[https://old.reddit.com/r/debian/comments/119x7tr/debian_12_bookworm_no_hw_acceleration_in_vlc_h264/][2023-02]]
+
+No idea how much that will affect little =hirondell=.  If push comes
+to shove, I guess I can either
+- build VLC 4,
+- learn mpv.
+****** systemd naming for Xen network interfaces ([[https://www.debian.org/releases/bookworm/amd64/release-notes/ch-information.en.html#xen-network][ref]])
+=eth0= changes to =enX0=.  No idea if my VPS is impacted or not; it
+does have an interface named =eth0=, and that name also shows up in
+=/etc/network/interfaces=.
+****** Known severe bugs ([[https://www.debian.org/releases/bookworm/amd64/release-notes/ch-information.en.html#rc-bugs][ref]])
+- [[https://bugs.debian.org/1036041][bug#1036041]]: =upgrade-reports: Dell XPS 9550 fails to boot after
+  bullseye to bookworm upgrade - grub/bios interaction bug?=
 ** impromptu IBus
 Installing [[https://zoom.us/][Zoom]]'s Debian package somehow enabled IBus[fn:: AFAICT
 because ibus recommends im-config, and the latter autostarts the