@@ -188,6 +188,7 @@ class DataCenter(object):
ax.set_title('success ratio')
ax.set(xlabel='time', ylabel='ratio')
fig.autofmt_xdate()
+ fig.subplots_adjust(left=0.05, right=0.999, top=0.95, bottom=0.1)
buf = BytesIO()
fig.savefig(buf, format="png")