출처 :http://www.princeton.edu/~unix/Solaris/troubleshoot/ram.html Memory and swappingTwo indicators of a RAM shortage are thescan rateandswap device activity.In both cases, the high activity rate can be due to a process that does not have a consistent large impact on performance. The processes running on the system have to be examined to see how frequently they are run and what their impact is. I..