Bug#1122832: Warning: Using a pure-python msgpack!

[Adrien CLERC]

On Fri, 12 Dec 2025 21:30:50 + Andy Wood  wrote:

>
> borgbackup in forky gives the following warning when run:
>
> "Using a pure-python msgpack! This will result in lower performance."

It seems to have been fixed by 
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1122009 
(python-msgpack 1.1.2)

Bug#1122832: Warning: Using a pure-python msgpack!

[Andy Wood]

Package: borgbackup
Version: 1.4.1-4
Severity: normal
X-Debbugs-Cc: gr0...@ntlworld.com

Dear Maintainer,

borgbackup in forky gives the following warning when run:

"Using a pure-python msgpack! This will result in lower performance."


-- System Information:
Debian Release: forky/sid
  APT prefers testing
  APT policy: (900, 'testing'), (300, 'unstable')
Architecture: amd64 (x86_64)

Kernel: Linux 6.17.8+deb14-amd64 (SMP w/8 CPU threads; PREEMPT)
Kernel taint flags: TAINT_OOT_MODULE, TAINT_UNSIGNED_MODULE
Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8), 
LANGUAGE=en_GB:en
Shell: /bin/sh linked to /usr/bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled

Versions of packages borgbackup depends on:
ii  libacl12.3.2-2+b1
ii  libc6  2.41-12
ii  liblz4-1   1.10.0-6
ii  libssl3t64 3.5.4-1
ii  libxxhash0 0.8.3-2
ii  libzstd1   1.5.7+dfsg-2
ii  python33.13.7-1+b1
ii  python3-msgpack1.0.3-3+b5
ii  python3-packaging  25.0-1

Versions of packages borgbackup recommends:
ii  fuse33.17.4-1
ii  python3-pyfuse3  3.4.0-3+b4

Versions of packages borgbackup suggests:
pn  borgbackup-doc  

-- no debconf information