less is a terminal pager program on Unix, Windows, and Unix-like systems used to view (but not change) the contents of a text file one screen at a time.

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utility “less” takes high cpu

I'm using suse 9 and redhat 5. Sometimes I see that "less" takes a lot of cpu. It happens more on suse 9 though happened on redhat 5 too. I have to admit that the frequency of such event is very low - ...
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1answer
626 views

copy and paste tabs between terminal windows in X11

When I copy and paste text using the X11 mouse selection between two terminal windows, tabs are often, but not always, converted to spaces. This appears to depend on the involved terminal ...
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1answer
79 views

Less in cygwin can't read file created from redirected windows cmd script

I'm running windows cmd script from windows console and redirecting output to a file by mycommand.cmd > 'filename ' 2>&1 the problem is, when I'm trying to read that file using less under ...
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1answer
225 views

How can I set `less` or `more` max lines (scrollable height) limit/boundary in linux?

(Sorry for the title. Any suggestions?) I've set my commandline PS1 to cover 3 lines: white space user, server and pwd $ or # to input I think less (or more?) is configured to break after ...
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1answer
5 views

less -S server.log (unix)

For a better understanding I prefer to read the logs with no wrap lines. In less I can get this with the -S option. The problem is that I can not select and copy rows that go beyond the right side ...
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1answer
24 views

Can less wrap lines like fmt does?

Like most people I use less as my terminal pager. Occasionally I view files consisting of very long lines of plain or marked-up text. By default less folds these lines at the terminal window edge. ...
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1answer
230 views

Less not scrolling immediately on long lines (xterm-256color vs vt100)

When I press 'j' in a text file with long lines, it won't proceed to the next line until I've pressed j 'n' times. So if I have a file: a b c d e (long line that displays as 5 lines on screen) ...
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1answer
39 views

Filtered file viewer

I'm using the less to view log files. This is quite good, but I want to filter out some lines from output. E.g. I don't want to see lines containing "DEBUG" or I want see lines which contain only ...
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0answers
17 views

Is it possible to have less +F with lesskey's that work without interrupt?

My situation is that I currently have some lesskeys set. And they do things fine in normal mode, but I want to have the file that I'm view also be updated. This is obviously possible with less +F, ...
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20 views

Need to CTRL-C “less” in order to see file?

I have never seen this behavior before using "less" and am wondering if it speaks to a corrupted file? Typically when I use less <filename> the file is immediately displayed. In the case of a ...
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0answers
7 views

nmap buffering output, any way to get faster output?

I'm running nmap against the 256 IPs on my local network. $ nmap -sS -p 80,8080,443,8888 192.168.1.1/24 | less I'd like interactive output piped to less, that I can view as the scan progresses. ...
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41 views

Why does read's timeout break my console?

I have a script that is causing an issue, I've boiled it down to this; #/bin/bash read -t 1 -p 'Wanna continue?' less +F readTimeout.sh echo 'Wont get printed' The original script operated by ...
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44 views

Is it possible to get the scroll wheel to work in GNU less within XTerm?

In my research it sounds like less is a console only program and isn't going to be accepting mouse events any time soon. gnome-terminal appears to have an interesting feature when you're on an ...
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0answers
51 views

Special and diacritic charactres using less, cat and other linux tools

I am using GNU bash, Version 4.1.10(4)-release (i686-pc-cygwin) and set up my .inputrc to allow for special characters and German umlauts etc.: set meta-flag on set convert-meta off set output-meta ...
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0answers
44 views

Why does `less` not recognize the mouse wheel when stdin is a pipe?

I was wondering why my less sometimes does not recognize the mouse wheel (my terminal is Konsole). Now I've found a pattern: It seems to work whenever less's STDIN comes directly from the shell (zsh ...
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0answers
92 views

mutt colorizing piped messages

Viewing messages in mutt are colorized, but piping them through the less pager removes colorization. How do I preserve message colorization? I've tried: | less -R but colorization is stripped ...