System Load Average - last hour
   0.5 ++----------+----------+-----------+----------+-----------+---------+A
       +           +          +           +          +           +          *
       |                                                                   *|
  0.45 ++                                                                  *+
       |                                                                  * |
       |                                                                  * |
   0.4 ++ ***A**                                                         * ++
       A**      *                                                        *  |
       |         **                                                      *  |
       |                                                                *   |
  0.35 ++          A**                                                  *  ++
       |              **                                               *    |
       |                                                        *A***  *    |
   0.3 ++               A*****   ***A**                       **     **    ++
       |                      A**      **                   **        A     |
       +           +          +          *+          +  ***A     +          +
  0.25 ++----------+----------+-----------A****A*****A**---------+---------++
       60          50         40          30         20          10         0
                                    Minutes ago
*Averages above 5.0 will start to (negatively) impact system performance.

This report produced:  Mon May 21 04:04 ADT 2012
Next report scheduled: Mon May 21 04:09 ADT 2012

Here is an explaination of this report. And here is the graphic version....