????????и???????Load Test???????????????CPU????楨?????????????????μ??Ubuntu????????
????1?????rstatd??sudo apt-get install rstatd????????apt?????????????????
????2?????rpc.rstatd
????????????????????????????

 

rpcinfo -p
[root@localhost ~]# rpcinfo -p
program vers proto   port
100000    2   tcp    111  portmapper
100000    2   udp    111  portmapper
100024    1   udp    676  status
100024    1   tcp    679  status
100001    3   udp    691  rstatd
100001    2   udp    691  rstatd
100001    1   udp    691  rstatd

????3????LoadRunner Controller??run?????У????System Resource Graphs?μ?Unix Resource????Unix Resource??????Add Measurements???????Add????дip??192.168.1.99??????????????????????Add?п?????????????
????4????????????????????
????CPU???
????Average load
?????????????????“??”???????????????< CPU???? * ?????? * 0.7
????CPU utilization
????CPU ?????????????????75%??????????????CPU??
????Swap-in rate
??????????????????
????Swap-out rate
??????????????????
????Context switches rate
???????????????????????л?????
????System mode CPU utilization
??????????????? CPU ????????
????User mode CPU utilization
???????????????? CPU ????????
????Interrupt rate
???????????豸?ж???
???????
????Page-in rate
????????????????????е????
????Page-out rate
?????????д????????????????????????????
????Paging rate
????????????????????д?????????????????????????????????????????
????LoadRunner??????????У???????????????е???????sar???????sar?????
????????????????sar -n DEV -u -r 3 120 > perform.log
???????????3???????Σ???????120?? 360??6???????????????????????? 3 ?? 120 ?????????perform.log???????????