Public bug reported:
tmux -v when doing nothing still produces fast log file with many lines
of text
Bug #2162753
start
1785767399.626626 server started (877758): version 3.4, socket
/tmp/tmux-1000/default, protocol 8
1785767399.626650 on Linux 7.0.0-28-generic #28~24.04.1-Ubuntu SMP
PREEMPT_DYNAMIC Wed Jul 1 15:50:57 UTC 2
1785767399.626659 using libevent 2.1.12-stable poll
1785767399.626662 using ncurses 6.4 20240113
1785767399.626719 input_key_build: 0x10e003 (PasteStart) is \033[200~
1785767399.626722 input_key_build: 0x10e004 (PasteEnd) is \033[201~
1785767399.626727 input_key_build: 0x10e195 (F1) is \033OP
1785767399.626730 input_key_build: 0x10e196 (F2) is \033OQ
1785767399.626734 input_key_build: 0x10e197 (F3) is \033OR
1785767399.626738 input_key_build: 0x10e198 (F4) is \033OS
1785767399.626741 input_key_build: 0x10e199 (F5) is \033[15~
1785767399.626744 input_key_build: 0x10e19a (F6) is \033[17~
1785767399.626747 input_key_build: 0x10e19b (F7) is \033[18~
1785767399.626750 input_key_build: 0x10e19c (F8) is \033[19~
1785767399.626752 input_key_build: 0x10e19d (F9) is \033[20~
1785767399.626756 input_key_build: 0x10e19e (F10) is \033[21~
1785767399.626759 input_key_build: 0x10e19f (F11) is \033[23~
1785767399.626763 input_key_build: 0x10e1a0 (F12) is \033[24~
1785767399.626766 input_key_build: 0x10e1a1 (IC) is \033[2~
1785767399.626770 input_key_build: 0x10e1a2 (DC) is \033[3~
1785767399.626773 input_key_build: 0x10e1a3 (Home) is \033[1~
1785767399.626777 input_key_build: 0x10e1a4 (End) is \033[4~
1785767399.626780 input_key_build: 0x10e1a5 (NPage) is \033[6~
1785767399.626784 input_key_build: 0x10e1a6 (PPage) is \033[5~
1785767399.626788 input_key_build: 0x10e1a7 (BTab) is \033[Z
1785767399.626792 input_key_build: 0x10e1a8 (Up) is \033[A
1785767399.626795 input_key_build: 0x10e1a9 (Down) is \033[B
1785767399.626798 input_key_build: 0x10e1aa (Left) is \033[D
1785767399.626804 input_key_build: 0x10e1ab (Right) is \033[C
1785767399.626807 input_key_build: 0x10e1ac (KP/) is /
1785767399.626811 input_key_build: 0x10e1ad (KP*) is *
1785767399.626816 input_key_build: 0x10e1ae (KP-) is -
1785767399.626818 input_key_build: 0x10e1af (KP7) is 7
1785767399.626820 input_key_build: 0x10e1b0 (KP8) is 8
1785767399.626822 input_key_build: 0x10e1b1 (KP9) is 9
1785767399.626824 input_key_build: 0x10e1b2 (KP+) is +
1785767399.626826 input_key_build: 0x10e1b3 (KP4) is 4
1785767399.626828 input_key_build: 0x10e1b4 (KP5) is 5
1785767399.626830 input_key_build: 0x10e1b5 (KP6) is 6
1785767399.626832 input_key_build: 0x10e1b6 (KP1) is 1
1785767399.626834 input_key_build: 0x10e1b7 (KP2) is 2
1785767399.626836 input_key_build: 0x10e1b8 (KP3) is 3
1785767399.626839 input_key_build: 0x10e1b9 (KPEnter) is \n
1785767399.626841 input_key_build: 0x10e1ba (KP0) is 0
1785767399.626843 input_key_build: 0x10e1bb (KP.) is .
1785767399.626845 input_key_build: 0x200000000009 (C-Tab) is \t
1785767399.626847 input_key_build: 0x20000010e195 (C-F1) is \033[1;5P
1785767399.626849 input_key_build: 0x20000010e196 (C-F2) is \033[1;5Q
1785767399.626852 input_key_build: 0x20000010e197 (C-F3) is \033[1;5R
1785767399.626855 input_key_build: 0x20000010e198 (C-F4) is \033[1;5S
1785767399.626859 input_key_build: 0x20000010e199 (C-F5) is \033[15;5~
1785767399.626864 input_key_build: 0x20000010e19a (C-F6) is \033[17;5~
1785767399.626867 input_key_build: 0x20000010e19b (C-F7) is \033[18;5~
1785767399.626870 input_key_build: 0x20000010e19c (C-F8) is \033[19;5~
1785767399.626873 input_key_build: 0x20000010e19d (C-F9) is \033[20;5~
1785767399.626877 input_key_build: 0x20000010e19e (C-F10) is \033[21;5~
last lines
1785767581.798753 session 0 freed (0 references)
1785767581.798993 peer 0x632ec82c5e80 message 205
1785767581.799058 removing term xterm-256color
1785767581.799199 sending message 204 to peer 0x632ec82c5e80 (0 bytes)
1785767581.799224 cmdq_next <global>: empty
1785767581.799228 cmdq_next </dev/pts/1>: empty
1785767581.800316 peer 0x632ec82c5e80 message 205
1785767581.800335 sending message 204 to peer 0x632ec82c5e80 (0 bytes)
1785767581.800340 cmdq_next <global>: empty
1785767581.800343 cmdq_next </dev/pts/1>: empty
1785767581.800359 lost client 0x632ec82e6960
1785767581.800362 lost attached client 0x632ec82e6960
1785767581.800366 cmd_find_best_session: 0 sessions to try
1785767581.800373 notify_add: buffer_mode_format=#{t/p:buffer_created}:
#{buffer_sample}
1785767581.800376 notify_add: client_mode_format=#{t/p:client_activity}:
session #{session_name}
1785767581.800380 notify_add: config_files=/home/kng/.tmux.conf
1785767581.800385 notify_add: host=kng-latitude7420
1785767581.800388 notify_add: host_short=kng-latitude7420
1785767581.800392 notify_add: next_session_id=$1
1785767581.800395 notify_add: pane_format=0
1785767581.800399 notify_add: pid=877758
1785767581.800402 notify_add: server_sessions=0
1785767581.800414 notify_add: session_format=0
1785767581.800418 notify_add: socket_path=/tmp/tmux-1000/default
1785767581.800420 notify_add: start_time=1785767399
1785767581.800430 notify_add:
tree_mode_format=#{?pane_format,#{?pane_marked,#[reverse],}#{pane_current_command}#{?pane_active,*,}#{?pane_marked,M,}#{?#{&&:#{pane_title},#{!=:#{pane_title},#{host_short}}},:
"#{pane_title}",},#{?window_format,#{?window_marked_flag,#[reverse],}#{window_name}#{window_flags}#{?#{&&:#{==:#{window_panes},1},#{&&:#{pane_title},#{!=:#{pane_title},#{host_short}}}},:
"#{pane_title}",},#{session_windows} windows#{?session_grouped, (group
#{session_group}: #{session_group_list}),}#{?session_attached, (attached),}}}
1785767581.800434 notify_add: uid=1000
1785767581.800479 notify_add: user=kng
1785767581.800485 notify_add: version=3.4
1785767581.800488 notify_add: window_format=0
1785767581.800491 notify_add: hook=client-detached
1785767581.800494 notify_add: hook_client=/dev/pts/1
1785767581.800498 cmdq_append <global>: [notify_callback/0x632ec832bc60]
1785767581.800525 format_job_tidy:
/home/kng/.tmux/plugins/tmux-continuum/scripts/continuum_save.sh
1785767581.800528 format_job_tidy:
/home/kng/.tmux/plugins/tmux-cpu/scripts/cpu_bg_color.sh
1785767581.800531 format_job_tidy:
/home/kng/.tmux/plugins/tmux-cpu/scripts/cpu_icon.sh
1785767581.800534 format_job_tidy:
/home/kng/.tmux/plugins/tmux-cpu/scripts/cpu_percentage.sh
1785767581.800537 format_job_tidy:
/home/kng/.tmux/plugins/tmux-cpu/scripts/ram_bg_color.sh
1785767581.800539 format_job_tidy:
/home/kng/.tmux/plugins/tmux-cpu/scripts/ram_icon.sh
1785767581.800542 format_job_tidy:
/home/kng/.tmux/plugins/tmux-cpu/scripts/ram_percentage.sh
1785767581.800557 remove peer 0x632ec82c5e80
1785767581.800574 unref client 0x632ec82e6960 (2 references)
1785767581.800584 server_signal: Child exited
1785767581.800665 cmdq_next <global>: enter
1785767581.800669 cmdq_next <global>: [notify_callback/0x632ec832bc60] (1),
flags 0
1785767581.800672 notify_callback: client-detached
1785767581.800675 notify_insert_hook: inserting hook client-detached
1785767581.800677 cmd_find_best_session: 0 sessions to try
1785767581.800683 unref client 0x632ec82e6960 (1 references)
1785767581.800686 cmdq_next <global>: exit (empty)
1785767581.800689 cmdq_next <global>: empty
1785767581.800691 server loop exit
ProblemType: Bug
DistroRelease: Ubuntu 24.04
Package: tmux 3.4-1ubuntu0.1
ProcVersionSignature: Ubuntu 7.0.0-28.28~24.04.1-generic 7.0.12
Uname: Linux 7.0.0-28-generic x86_64
ApportVersion: 2.28.2-0ubuntu0.1
Architecture: amd64
CasperMD5CheckResult: unknown
CurrentDesktop: KDE
Date: Mon Aug 3 17:55:38 2026
InstallationDate: Installed on 2026-02-14 (171 days ago)
InstallationMedia: Kubuntu 24.04.4 LTS "Noble Numbat" - Release amd64 (20260210)
SourcePackage: tmux
UpgradeStatus: No upgrade log present (probably fresh install)
** Affects: tmux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug noble
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https://bugs.launchpad.net/bugs/2162754
Title:
tmux -v when doing nothing still produces fast log file with many
lines
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