gwatch

Attempts to mimic the cli behavior of procps-ng $ watch but the output is graphed (technically plotted) instead of printed. gwatch will graph the first number it is able to find and discard every thing else.

Installation

OSX

brew install robertely/gwatch/gwatch

debian-ish

wget https://github.com/robertely/gwatch/releases/download/0.0.3/gwatch_0.0.3_amd64.deb
sudo dpkg -i gwatch_0.0.3_amd64.deb

cent-ish

wget https://github.com/robertely/gwatch/releases/download/0.0.3/gwatch-0.0.3-1.x86_64.rpm
sudo rpm -ivh gwatch-0.0.3-1.x86_64.rpm

from source

git clone git@github.com:robertely/gwatch.git
cd gwatch
go get ./...
go build

Usage

graphing watch: execute a program periodically, graphing the output fullscreen


Usage: gwatch [-behtvx] [-n value] [parameters ...]
 -b, --beep      beep if command has a non-zero exit
 -e, --errexit   exit if command has a non-zero exit
 -h, --help      display this help and exit
 -n, --interval=value
                 seconds to wait between updates
 -s, --stats     show basic statistics below graph
 -t, --no-title  turn off header
 -v, --version   output version information and exit
 -x, --exec      pass command to exec instead of "sh -c"

Examples

OSX Load:

$ gwatch 'sysctl -n vm.loadavg | cut -d" " -f2'

OSX Pages free:

$ gwatch "vm_stat | grep 'Pages free'"

Used memory percent:

$ gwatch -s -n .06 "free | grep Mem | awk '{print 100-(\$3/\$2 * 100.0)}'"

Total time for get request via curl:

$ gwatch "curl -w "%{time_total}" -o /dev/null -s 'https://google.com'"