GNUPLOT: Drawing chart in Linux Terminal

#sudo apt-get -y install gnuplot-nox
#sudo apt-get -y install gnuplot-qt
#sudo apt-get -y install gnuplot-x11

#sudo apt-get -y install plotutils

time (gnuplot < gpcommands.txt)

#gpcommands.txt

#9:16 2020.11.13

#https://bhoey.com/blog/simple-time-series-graphs-with-gnuplot/

#http://gnuplot.sourceforge.net/docs_4.2/node274.html

#https://alvinalexander.com/technology/gnuplot-charts-graphs-examples/

set xdata time                          # Indicate that x-axis values are time values

#2020.11.12-17:17:13

#set timefmt "%Y-%m-%d"                 # Indicate the pattern the time values will be in

set timefmt "%Y.%m.%d-%H:%M:%S"         # Indicate the pattern the time values will be in

#set format x "%m/%y"                   # Set how the dates will be displayed on the plot

set format x "%Y.%m.%d-%H:%M:%S"        # Set how the dates will be displayed on the plot

 

#set xrange ["2020.11.01-00:00:00":"2020.11.30-23:59:00"]  # Set x-axis range of values

#set yrange [0:30]                       # Set y-axis range of values

 

set key off                             # Turn off graph legend

set xtics rotate by -90                 # Rotate dates on x-axis 45deg for cleaner display

set title 'REDIS (2.2.2.124:6390) MONITOR CHART RESULT'  # Set graph title

 

set xlabel "Time (2020.11.12-17:17:04 --> 2020.11.13-07:51:37)"

set ylabel "Metric (ms)"

set autoscale y

set autoscale x

set xrange ["2020.11.12-17:00:00":"2020.11.13-08:00:00"]

set grid

set timestamp

#set terminal jpeg                       # Set the output format to jpeg

#set output 'output-2.jpg'               # Set output file to output.jpg

#set terminal png                       # Set the output format to PNG

#set terminal png size 1280, 1024

#set terminal png size 5000, 1024

set terminal png size 3000, 1024

#set terminal png size 1920, 1080

set output "RedisMetricMonitor.png"

 

#plot 'result.txt' using 1:2 with linespoints linetype 55000 linewidth 2

#plot 'result.txt' using 1:2 with lines linetype 55000 linewidth 2

#plot 'result.txt' using 1:2 with filledcurves linetype 55000 linewidth 2

plot 'result.txt' using 1:2 with lines

#result.txt

2020.11.12-17:17:04 0.36

2020.11.12-17:17:05 0.35

2020.11.12-17:17:06 0.34

2020.11.12-17:17:07 0.26

2020.11.12-17:17:08 0.41

2020.11.12-17:17:09 0.21

2020.11.12-17:17:10 0.23

2020.11.12-17:17:11 0.23

2020.11.12-17:17:12 0.31

2020.11.12-17:17:13 0.23