tmux-mem-cpu-load/README.rst
2016-03-05 19:34:37 +01:00

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====================================================
tmux-mem-cpu-load
====================================================
----------------------------------------------------
CPU, RAM memory, and load monitor for use with tmux_
----------------------------------------------------
.. image:: https://travis-ci.org/thewtex/tmux-mem-cpu-load.svg
:target: https://travis-ci.org/thewtex/tmux-mem-cpu-load
.. image:: https://circleci.com/gh/thewtex/tmux-mem-cpu-load.svg?style=svg
:target: https://circleci.com/gh/thewtex/tmux-mem-cpu-load
Description
===========
A simple, lightweight program provided for system monitoring in the *status*
line of **tmux**.
The memory monitor displays the used and available memory.
The CPU usage monitor outputs a percent CPU usage over all processors. It also
displays a textual bar graph of the current percent usage.
The system load average is also displayed.
Example output::
2885/7987MB [||||| ] 51.2% 2.11 2.35 2.44
^ ^ ^ ^ ^ ^ ^
| | | | | | |
1 2 3 4 5 6 7
1. Currently used memory.
2. Available memory.
3. CPU usage bar graph.
4. CPU usage percentage.
5. Load average for the past minute.
6. Load average for the past 5 minutes.
7. Load average for the past 15 minutes.
For `terminals with 256 color support`_, graded colors can be displayed by
passing the **--colors** flag.
Installation
============
Dependencies
------------
Currently, Linux, Mac OSX, FreeBSD, OpenBSD, and NetBSD are supported.
Building
~~~~~~~~
* >= CMake_ -2.6
* C++ compiler with C++11 support (e.g. gcc/g++ >= 4.6)
Download
--------
There are links to the source code at the `project homepage`_.
Build
-----
::
cd <source dir>
cmake .
make
Install
-------
::
su -
make install
logout
Build and Install Using `Antigen`_
-------
Include the bundle in your ``.zshrc``
::
antigen bundle thewtex/tmux-mem-cpu-load
Configuring tmux_
=================
Edit ``$HOME/.tmux.conf`` to display the program's output in *status-left* or
*status-right*. For example::
set -g status-interval 2
set -g status-left "#S #[fg=green,bg=black]#(tmux-mem-cpu-load --colors --interval 2)#[default]"
set -g status-left-length 60
Note that the *interval* argument to `tmux-mem-cpu-load` should be the same number
of seconds that *status-interval* is set at.
Another optional argument is the number of bars in the bar graph, which
defaults to 10. This can, for instance, be set to the number of cores in a
multi-core system.
The *colors* option will add graded colors for each of the measures.
The full usage::
Usage: tmux-mem-cpu-load [OPTIONS]
Available options:
-h, --help
Prints this help message
--colors
Use tmux colors in output
--powerline
Use powerline symbols throughout the output, DO NOT reset background color at the end, enables --colors
-i <value>, --interval <value>
Set tmux status refresh interval in seconds. Default: 1 second
-g <value>, --graph-lines <value>
Set how many lines should be drawn in a graph. Default: 10
-m <value>, --mem-mode <value>
Set memory display mode. 0: Default, 1: Free memory, 2: Usage percent.
Authors
=======
Matt McCormick (thewtex) <matt@mmmccormick.com>
Contributions from:
* cousine <iam@cousine.me>
* Jasper Lievisse Adriaanse <jasper@humppa.nl>
* Justin Crawford <justinc@pci-online.net>
* krieiter <krieiter@gmail.com>
* Mark Palmeri <mlp6@duke.edu>
* `Pawel 'l0ner' Soltys`_ <pwslts@gmail.com>
* Travil Heller <trav.heller@gmail.com>
* Tony Narlock <tony@git-pull.com>
.. _tmux: http://tmux.sourceforge.net/
.. _CMake: http://www.cmake.org
.. _`project homepage`: http://github.com/thewtex/tmux-mem-cpu-load
.. _`Antigen`: https://github.com/zsh-users/antigen
.. _`terminals with 256 color support`: http://misc.flogisoft.com/bash/tip_colors_and_formatting#terminals_compatibility
.. _`Pawel 'l0ner' Soltys` : http://l0ner.github.io/