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操作系统是rh9,内核版本为2.4.20-8smp ,发现kswapd的cpu占用率很高
[root@server root]# top
14:03:58 up 11 days, 22:10, 1 user, load average: 1.00, 1.00, 0.91
99 processes: 98 sleeping, 1 running, 0 zombie, 0 stopped
CPU0 states: 0.1% user 36.2% system 0.0% nice 0.0% iowait 63.1% idle
CPU1 states: 0.1% user 2.2% system 0.0% nice 0.0% iowait 97.1% idle
CPU2 states: 0.1% user 0.0% system 0.0% nice 0.0% iowait 99.4% idle
CPU3 states: 0.5% user 0.2% system 0.0% nice 0.0% iowait 98.3% idle
Mem: 1030192k av, 1020468k used, 9724k free, 0k shrd, 20812k buff
880936k actv, 37992k in_d, 19952k in_c
Swap: 2048248k av, 2048248k used, 0k free 68308k cached
PID USER PRI NI SIZE RSS SHARE STAT %CPU %MEM TIME CPU COMMAND
11 root 15 0 0 0 0 DW 35.5 0.0 210:49 0 kswapd
14 root 15 0 0 0 0 SW 1.9 0.0 39:01 1 kscand/HighMem
[root@server root]# swapon -s
Filename Type Size Used Priority
/dev/sda7 partition 2048248 2048248 -1
[root@server root]# free -m
total used free shared buffers cached
Mem: 1006 896 109 0 19 66
-/+ buffers/cache: 910 95
Swap: 2000 2000 0
请帮忙分析一下会是什么原因?? 谢谢! |
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