??????????????????
????1.?????System\%Total Processor Time?????????????????????CPU?????????????????90%??????????????????????????
????2.??β????CPU??Processor\%User Time???????????????÷???????%User Time?????????????????????????????????????????????????????%User Time??????????????????????????
????3.??SystemProcessor Queue Length????????????????????CPU??????????+1????????????????????????
????????I/O????????
????1.??%Disk Time???????????????????????????????????
????2.??ProcessorPrivileged Time??????з???????%Disk Time??????ProcessorPrivileged Time??????У?????ж?????????????ProcessorPrivileged Time???????????80%????????????й???
????3.????Disk sec/Transfer???з????????????60ms??????????????
???????????????
????1.??Network Interface Bytes Total/sec?????????????Bytes Total/sec?????????????????????б????????50%?????????????????????????
??????????????????
???????????????????????????????????????????????????????????????????????????????????????????????????з???????????????????????????????????
??????д???????
?????????????????????????????????????????????????????????????????е?????????????
?????????????????????????????????????????????????????????顣
?????????????????????
????CompuWare ?????QALoad??
????Mercury Interactive?????LoadRunner??
????1?????
????LoadRunner ??????????????????????????????????????????????????????????????????????????????????????????????в??????????Loadrunner??????????????????????????????????????????????????LoadRunner ????????Э???????????????????????????????????????????
????2??????
????1??????????????????
????2???????????????
????3????λ????????
????4???????????????λ?????????
????5?????????????????????????
????6?????Enterprise Java Beans??????
????7????????????Э?飻
????8?????Media Stream??á?
????Microsoft?????WAS ??
????RadView?????WebLoad ??
????IBM?????RPT ??
????????????OPENSTA???
??????????????????(????????????????)
??????????????
??????????????????????е???????????????????????????
???????????????????????Э?飻
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