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我们的系统是aix+oracle,采用的是B/S/S架构。最近系统运行很慢,我运行数据库服务器的topas、svmon -G、vmstat等几个命令,怀疑是内存问题。大家给看看,问题出在哪?\r\n\r\nReal,MB 4095\r\n % Comp 63.1\r\n % Noncomp 37.4\r\n % Client 38.2\r\n\r\n PAGING SPACE\r\n Size,MB 4096\r\n % Used 24.9\r\n % Free 75.0\r\n\r\n\r\n\r\n[root@SDB02.XJ /]#svmon -G\r\n size inuse free pin virtual\r\nmemory 1048560 1043447 5113 168615 850326\r\npg space 1048576 256535\r\n\r\n work pers clnt lpage\r\npin 168368 0 247 0\r\nin use 647286 0 396161 0\r\n\r\n\r\n\r\n[root@SDB02.XJ /]#vmstat 2 5\r\nkthr memory page faults cpu \r\n----- ----------- ------------------------ ------------ -----------\r\n r b avm fre re pi po fr sr cy in sy cs us sy id wa \r\n 1 1 851570 3657 0 0 0 2 7 0 761 3256 1037 5 1 94 1\r\n 2 0 853932 1293 0 0 0 0 0 0 1527 12480 2935 22 3 74 2\r\n 1 0 850795 4428 0 1 0 0 0 0 733 6366 1402 10 2 88 0\r\n 1 0 853932 1289 0 1 0 0 0 0 728 5070 1452 20 1 78 0\r\n 0 0 850316 4902 0 1 0 0 0 0 787 6514 1463 6 2 90 2\r\n\r\n如果内存有问题,能够优化吗? |
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