???????С??
???????????????? ???????[ 2010/9/1 14:31:50 ] ????????
????????????????????????????Щ?????
????1?? ?????????????????????????????????????????????????????д??????????????????????????
????2?? ??????????????????????????????????????????;????????????????????????????????????????????????????????????
????3?? ?????????????????????????(CPU????????????????????????)?????????????????????????????
????(1) ???????й?????CPU???????????????????????????????I/O?????????????
????(2) ??????й?????I/Owait??Mem?????????cpu??????????????I/O?????????????BLOCKS????Log????????????????????????????????????????????????CACHE???????????????????μ?????????????????
????(3) ????й???????????????????(????????????????????)???????????(??λ????????д???)?????м?????????á??????????
????4?? ????????????????????
????vmstat?????????????(cpu/io)
????iostat???豸??IO???
????netstat?????????????
????top????????
????cat /proc/meninfo??????????men??С
????cat /proc/cpuinfo????????CPU??С
????df ?k??????????С
?????????????
????(1)??CPU????????????
?????5???????Σ??????CPU?????????????$ vmstat 5
????top ???Shift+P???????????????????????$ top
????(2)?????????????????
??????free????????????????$ free
????top ???Shift+M?? ???????????????????$ top
????(3)??????????
?????????ù???iptraf?????$ iptraf -g
??????????Interface??????????????????????????????????RX??TX??????????$ date; ifconfig eth1??$ date; ifconfig eth1
??????
???·???
??????????????????
2023/3/23 14:23:39???д?ò??????????
2023/3/22 16:17:39????????????????????Щ??
2022/6/14 16:14:27??????????????????????????
2021/10/18 15:37:44???????????????
2021/9/17 15:19:29???·???????·
2021/9/14 15:42:25?????????????
2021/5/28 17:25:47??????APP??????????
2021/5/8 17:01:11