fix minor wonks with metrics

capsulflask/metrics.py

@@ -1,6 +1,7 @@
 import matplotlib.ticker as ticker
 import matplotlib.pyplot as pyplot
 import matplotlib.dates as mdates
+from functools import reduce 
 import requests
 #import json
 from datetime import datetime
@@ -175,7 +176,7 @@ def draw_plot_bytes(data, scale, size_x=3, size_y=1):
     my_plot.xaxis.set_major_locator(day_locator)
     my_plot.xaxis.set_major_formatter(day_formatter)
 
-
+  max_value = reduce(lambda a, b: a if a > b else b, y, scale)
   average=(sum(y)/len(y))/scale
   average=average*1.25+0.1
 
@@ -186,7 +187,7 @@ def draw_plot_bytes(data, scale, size_x=3, size_y=1):
   fill_color=color_gradient(average)
   highlight_color=lerp_rgb_tuples(fill_color, (1,1,1), 0.5)
 
-  my_plot.fill_between( x, scale, color=bg_color, alpha=0.13)
+  my_plot.fill_between( x, max_value, color=bg_color, alpha=0.13)
   my_plot.fill_between( x, y, color=highlight_color, alpha=0.3)
   my_plot.plot(x, y, 'r-', color=highlight_color)
 

capsulflask/templates/display-metric.html

@@ -20,10 +20,7 @@
   {% endfor %}
 </div>
 <div class="row">
-  <div>
-    <h1>cpu</h1>
-    <img src="/metrics/{{ metric }}/{{ vm['id'] }}/{{ duration }}/l"/>
-  </div>
+  <img src="/metrics/{{ metric }}/{{ vm['id'] }}/{{ duration }}/l"/>
 </div>
 
 {% endblock %}