title: How to print SI unit in rrdtool graph print?
body: <p>According Documentation </p>
  
  <blockquote>
    <p>%s or %S will add the appropriate SI unit ,</p>
  </blockquote>
  
  <p>But when added or not added , PRINT is printing only the value but
  not if the value is Mbps or Gbps,</p>
  
  <p>command with %s or %S</p>
  
  <p><code>rrdtool graph dummy -e 00:00 DEF:test="Bandwidth.rrd":1:MAX PRINT:test:MAX:%5.2lf%S</code></p>
  
  <p>output</p>
  
  <p><code>0x0
  55.20</code></p>
  
  <p>command without %s</p>
  
  <p><code>rrdtool graph dummy -e 00:00 DEF:test="Bandwidth.rrd":1:MAX PRINT:test:MAX:%5.2lf</code></p>
  
  <p>output</p>
  
  <p><code>0x0
  55.20</code></p>
  
  <p>I need it to print to the console that whether the value is in Mbps or Gbps,</p>