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标题: 各位兄弟帮我看看系统瓶颈在哪里？ [打印本页]

作者: ronton 时间: 2008-11-26 15:37
标题: 各位兄弟帮我看看系统瓶颈在哪里？
vmstat 2 5\r\n\r\nSystem configuration: lcpu=16 mem=15840MB\r\n\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 6 2667208 4661 0 206 2 1100 5315 0 922 14209 1969 16 1 58 24\r\n 1 3 2668714 3996 0 28 8 1569 5840 0 838 53355 1771 19 2 63 17\r\n 2 3 2670356 4525 0 31 14 2383 6973 0 1726 47454 3542 24 3 53 21\r\n 1 4 2678305 4377 0 45 14 5448 11616 0 2268 25341 4822 22 2 56 20\r\n 1 3 2669176 11375 0 12 0 585 1096 0 982 4645 2067 14 1 65 20\r\n\r\n-------------------------------------------------------\r\nTopas Monitor for host: EVENTS/QUEUES FILE/TTY\r\nWed Nov 26 15:28:13 2008 Interval: 2 Cswitch Readch\r\n Syscall Writech\r\nKernel | | Reads Rawin\r\nUser | | Writes Ttyout\r\nWait | | Forks Igets\r\nIdle | | Execs Namei\r\n Runqueue Dirblk\r\nNetwork KBPS I-Pack O-Pack KB-In KB-Out Waitqueue\r\n\r\n PAGING MEMORY\r\n Faults Real,MB\r\nDisk Busy% KBPS TPS KB-Read KB-Writ Steals % Comp\r\n PgspIn % Noncomp\r\n PgspOut % Client\r\n PageIn\r\n PageOut PAGING SPACE\r\n Sios Size,MB\r\n % Used\r\n NFS (calls/sec) % Free\r\n ServerV2\r\n ClientV2 Press:\r\n ServerV3 \"h\" for help\r\n ClientV3 \"q\" to quit\r\nTopas Monitor for host: ncdb EVENTS/QUEUES FILE/TTY\r\nWed Nov 26 15:28:21 2008 Interval: 2 Cswitch 3709 Readch 20.8M\r\n Syscall 18395 Writech 1035.2K\r\nKernel 1.9 |# | Reads 2106 Rawin 0\r\nUser 18.9 |###### | Writes 805 Ttyout 251\r\nWait 30.8 |######### | Forks 0 Igets 0\r\nIdle 48.4 |############## | Execs 0 Namei 6\r\n Runqueue 2.0 Dirblk 0\r\nNetwork KBPS I-Pack O-Pack KB-In KB-Out Waitqueue 7.0\r\nen0 435.7 918.5 812.5 229.1 206.5\r\nlo0 0.0 0.0 0.0 0.0 0.0 PAGING MEMORY\r\n Faults 1812 Real,MB 15840\r\nDisk Busy% KBPS TPS KB-Read KB-Writ Steals 2990 % Comp 44.0\r\nhdisk2 100.0 11658.0 785.0 10574.0 1084.0 PgspIn 189 % Noncomp 56.8\r\nhdisk3 99.5 1756.0 178.5 1624.0 132.0 PgspOut 263 % Client 57.0\r\nhdisk0 45.0 622.0 145.0 274.0 348.0 PageIn 3176\r\nhdisk1 38.0 608.0 101.0 234.0 374.0 PageOut 485 PAGING SPACE\r\n Sios 3658 Size,MB 24576\r\nName PID CPU% PgSp Owner % Used 25.1\r\noracle 524590 10.6 9.5 oracle NFS (calls/sec) % Free 74.8\r\noracle 1278368 4.4 8.0 oracle ServerV2 0\r\noracle 1294772 3.8 7.3 oracle ClientV2 0 Press:\r\noracle 852286 1.9 15.1 oracle ServerV3 0 \"h\" for help\r\noracle 680376 1.0 15.9 oracle ClientV3 0 \"q\" to quit

作者: ronton 时间: 2008-11-26 16:09
失望？遗憾？还是伤心？

作者: gsmitut 时间: 2008-11-26 16:27

原帖由 ronton 于 2008-11-26 16:09 发表 \r\n失望？遗憾？还是伤心？

\r\n兼而有之

作者: jazz_killy 时间: 2008-11-26 17:07
I/O瓶颈。为什么hdisk2，和hdisk3使用率这么高啊。wait也高，还有pageout

作者: hao_yl 时间: 2008-11-26 21:52
有换页操作，内存略紧

作者: hao_yl 时间: 2008-11-26 21:55
有换页操作，内存略紧

作者: ronton 时间: 2008-11-27 08:31

原帖由 myfuller 于 2008-11-26 21:07 发表 \r\ncpu的利用率贴一下

\r\n\r\nSystem configuration: lcpu=16 mem=15840MB\r\n\r\nkthr memory page faults cpu\r\n----- ----------- ------------------------ ------------ -----------\r\nr b avm fre re pi po fr sr cy in sy cs us sy id wa\r\n1 6 2667208 4661 0 206 2 1100 5315 0 922 14209 1969 16 1 58 24\r\n1 3 2668714 3996 0 28 8 1569 5840 0 838 53355 1771 19 2 63 17\r\n2 3 2670356 4525 0 31 14 2383 6973 0 1726 47454 3542 24 3 53 21\r\n1 4 2678305 4377 0 45 14 5448 11616 0 2268 25341 4822 22 2 56 20\r\n1 3 2669176 11375 0 12 0 585 1096 0 982 4645 2067 14 1 65 20

作者: ronton 时间: 2008-11-27 08:31

原帖由 myfuller 于 2008-11-26 21:07 发表 \r\ncpu的利用率贴一下

作者: ronton 时间: 2008-11-27 08:33

原帖由 myfuller 于 2008-11-26 21:08 发表 \r\n磁盘io贴一下!!

\r\n\r\n# iostat -d hdisk2 2 2\r\n\r\nSystem configuration: lcpu=16 drives=9 paths=2 vdisks=0\r\n\r\nDisks: % tm_act Kbps tps Kb_read Kb_wrtn\r\nhdisk2 97.6 7141.9 731.7 12860 1772\r\nhdisk2 100.3 6371.9 672.4 11764 944\r\n# iostat hdisk3 2 2\r\n\r\nSystem configuration: lcpu=16 drives=9 paths=2 vdisks=0\r\n\r\ntty: tin tout avg-cpu: % user % sys % idle % iowait\r\n 0.0 29.0 3.4 1.0 68.9 26.6\r\n\r\nDisks: % tm_act Kbps tps Kb_read Kb_wrtn\r\nhdisk3 70.3 1349.2 120.5 2704 40\r\n\r\ntty: tin tout avg-cpu: % user % sys % idle % iowait\r\n 0.0 134.1 2.2 1.0 68.0 28.8\r\n\r\nDisks: % tm_act Kbps tps Kb_read Kb_wrtn\r\nhdisk3 77.8 1633.4 169.5 3236 40

作者: ronton 时间: 2008-11-27 08:33
# lspv -l hdisk2\r\nhdisk2:\r\nLV NAME LPs PPs DISTRIBUTION MOUNT POINT\r\npaging01 64 64 00..00..64..00..00 N/A\r\nfslv01 1054 1054 160..223..191..240..240 /oracle\r\nloglv00 1 1 01..00..00..00..00 N/A\r\nfslv00 480 480 159..97..64..80..80 /oradata\r\n\r\nlspv -l hdisk3\r\nhdisk3:\r\nLV NAME LPs PPs DISTRIBUTION MOUNT POINT\r\nfslv01 946 946 253..147..239..307..00 /oracle\r\nfslv00 640 640 67..173..80..13..307 /oradata

作者: truntreanlee 时间: 2008-11-27 11:01
内存~~~~~~~~~~~~~~~~~~~~~~~~

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