Using vROPS 188.8.131.52 where we found average Memory utilization for VM is above 98% for last month in actual when logged in the same VM found that the actual Memory utilization is 28%.
further in Vrops get the last hour Memory utilization which was again 95% and in actual VM it was 28% again.
This is happening for more than 1000 VM's . Vrops Memory utilization Vs Actual Memory Utilization is complete differ
VM Tools Version is 10249 for Red Hat Linux 6 and Win Server 2008 also its 10249