Got netgative value of CPU stat

Dear,

 

 

Do know why I got netgative value of CPU stat ?

 

This occurs in different LTM (I run the perl script on the LTM itself)

 

 

 

 

 

Below are the Debug message:

 

 

 

s:type="iControl:Common.StatisticType">STATISTIC_TM_TOTAL_CYCLES

 

s:type="iControl:Common.ULong64">

 

s:type="y:long">770202

 

s:type="y:long">-644177058

 

 

s:type="y:long">0

 

 

 

s:type="iControl:Common.StatisticType">STATISTIC_TM_IDLE_CYCLES

 

s:type="iControl:Common.ULong64">

 

s:type="y:long">768884

 

s:type="y:long">-192302670

 

 

s:type="y:long">0

 

 

 

s:type="iControl:Common.StatisticType">STATISTIC_TM_SLEEP_CYCLES

 

s:type="iControl:Common.ULong64">

 

s:type="y:long">0

 

s:type="y:long">0

 

 

s:type="y:long">0