Questions tagged [wall]
The wall tag has no usage guidance.
11
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How to limit messages from the wall command to a specific group?
The description for the wall command states that it sends a message to all logged in users. However, the man page describes a flag, -g --group, which allows the sender to limit messages to a specified ...
- 5
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37
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Is there an option to disable wall messages on hibernation?
Since the latest system update I get the following message broadcast by wall to all my terminals when hibernating my machine:
Broadcast message from myuser@mymachine (Tue 2022-05-24 16:59:29 UTC):
...
- 1
0
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1
answer
103
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systemd infinite loop with wall command
I know this is a very unusual question but i had to create a bash script for a school project and I created a systemd service which calls a script on startup. Script contained (i think, cant check ...
- 21
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49
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Contents of variable somehow lost with socat and wall
I'm not sure what is going on or which command causes the unexpected behavior, so I'll post everything I've done:
I have created a script onreceive.sh containing:
#!/bin/bash
read INCOMING
wall --...
- 940
5
votes
2
answers
1k
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Is there a wall log?
A tool that runs day and night sometimes posts crucial information to the wall. Is there any way to redirect this output to a file for when I'm asleep? Alternatively, does wall keep a log of messages ...
- 173
3
votes
2
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4k
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How can I reply to broadcast messages?
I received some messages here:
[root@localhost kvm]#
Broadcast message from root@localhost.localdomain (pts/1) (Thu Jun 6 08:04:26 2019):
hello
Broadcast message from root@localhost.localdomain (...
- 613
2
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0
answers
136
views
Output non-ascii characters through wall command
Using Linux Slackware 14.2, KDE. I created a script in Linux with Russian text that I want to output through wall:
#!/bin/bash
wall <<< 'Сообщение'
Instead of text I see the characters ...
- 1,035
1
vote
1
answer
683
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Prevent Unattented-upgrades from sending reboot notifications to shell
I am using Ubuntu 16.04 and have enabled automatic updates and reboots. Version of unattended-upgrades is 0.90ubuntu0.9.
When there is pending reboot and I am logged in to the server I keep getting ...
- 218
1
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1
answer
374
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wall forces everyone to input something to get back to the prompt
I can't find an answer for this and it may be because I don't know how to phrase the question.
I'm using wall to broadcast a message to open terminals once a day. When it does, the terminal users' ...
- 762
1
vote
1
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623
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Piping cat into wall (e.g. cat | wall)
Why does echo foo | wall work but cat | wall not work? In the latter case, I enter a couple lines into cat, and in theory they should pipe to wall; however, nothing happens.
- 115
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Wall not working on Ubuntu 16.04
When I use echo "hi" | wall on a device I have running Ubuntu 14.04 I get back:
Broadcast Message from rescue@ws1-/share/locale-langpack/en_CA.UTF-8.utf8/LC_ID
(/dev/pts/2) at 14:19 ... ...
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