[CentOS] looking for graphing tools

Tue Jun 20 08:37:24 UTC 2017
John R Pierce <pierce at hogranch.com>

On 6/20/2017 1:27 AM, Pete Biggs wrote:
>> I can figure out some simple scripting to turn the maillog entries
>> into times since the epoch, or other formats, if needed, but I have
>> no experience with the various graphing tools availabe, or even
>> what (or where) they are.
> If you are talking about scripting graphs, then Gnuplot is what you
> need - it's in the core centos distro I think.
> If you want a dedicated gui graphing application, then you can't go far
> wrong with Grace - it's in EPEL. I've used it for producing publication
> quality plots but it's equally capable of dealing with everyday
> graphing. The native save file format is simple and plain text, so it's
> quite easy to generate the files using a script which can then be read
> straight in to grace and will have correct axes, lables, etc.

another tool i've used for creating various sorts of graphs is Gnu 
Octave.  this is a matlab replacement, and if you can import a bunch of 
numbers, you can graph them 8 ways from sideways.

john r pierce, recycling bits in santa cruz