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使用top命令查看系统情况
last pid: 9937; load averages: 0.02, 0.02, 0.03 00:08:16
59 processes: 58 sleeping, 1 on cpu
CPU states: 0.0% idle, 0.2% user, 0.0% kernel, 99.8% iowait, 0.0% swap
Memory: 1024M real, 433M free, 409M swap in use, 4421M swap free
PID USERNAME LWP PRI NICE SIZE RES STATE TIME CPU COMMAND
76 root 11 59 0 3856K 2952K sleep 7:54 0.06% picld
9930 oracle 15 59 0 388M 344M sleep 0:00 0.01% oracle
197 root 1 59 0 2448K 1728K sleep 1:53 0.00% inetd
432 oracle 12 59 0 391M 335M sleep 6:49 0.00% oracle
434 oracle 12 59 0 388M 336M sleep 5:25 0.00% oracle
436 oracle 1 59 0 385M 339M sleep 3:27 0.00% oracle
238 root 8 59 0 2688K 1832K sleep 3:11 0.00% nscd
411 root 12 59 0 3144K 2168K sleep 1:00 0.00% mibiisa
430 oracle 258 59 0 393M 342M sleep 0:43 0.00% oracle
1 root 1 59 0 848K 304K sleep 0:16 0.00% init
410 root 1 59 0 42M 3456K sleep 0:07 0.00% Xsun
426 root 4 59 0 7568K 2160K sleep 0:06 0.00% dtgreet
428 oracle 1 59 0 386M 336M sleep 0:04 0.00% oracle
300 root 1 59 0 1056K 640K sleep 0:02 0.00% utmpd
438 oracle 1 59 0 384M 338M sleep 0:01 0.00% oracle
现在的问题是iowait经常在90-100%,然后系统就响应不过来的,系统主要是跑了一个oracle和一些java程序.请各位朋友给点参考意见,谢谢 |
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