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一台AIX6.1的服务器,请大家帮忙分析分析内存使用率高不高,如果高得话,是什么引起的,是否有系统参数可以调调。谢谢了。
信息如下:
bash-3.00$ vmstat 1 2
System configuration: lcpu=16 mem=62976MB
kthr memory page faults cpu
----- ----------- ------------------------ ------------ -----------
r b avm fre re pi po fr sr cy in sy cs us sy id wa
11 0 4510767 11600 0 0 0 0 0 0 104 271097 735 96 3 0 0
11 0 4510787 11548 0 0 0 0 0 0 565 282832 1589 94 4 1 0
bash-3.00$ vmstat -v
16121856 memory pages
15640832 lruable pages
14370 free pages
4 memory pools
1332250 pinned pages
80.0 maxpin percentage
3.0 minperm percentage
90.0 maxperm percentage
73.9 numperm percentage
11571116 file pages
0.0 compressed percentage
0 compressed pages
73.9 numclient percentage
90.0 maxclient percentage
11571116 client pages
0 remote pageouts scheduled
0 pending disk I/Os blocked with no pbuf
0 paging space I/Os blocked with no psbuf
2484 filesystem I/Os blocked with no fsbuf
9522 client filesystem I/Os blocked with no fsbuf
6568 external pager filesystem I/Os blocked with no fsbuf
28.1 percentage of memory used for computational pages
bash-3.00$ svmon -G
size inuse free pin virtual mmode
memory 16121856 16110483 11373 1332186 4510930 Ded
pg space 2097152 21595
work pers clnt other
pin 863935 0 2795 465456
in use 4510930 0 11599553
PageSize PoolSize inuse pgsp pin virtual
s 4 KB - 15117843 21595 622298 3518290
m 64 KB - 62040 0 44368 62040
bash-3.00$ topas
Topas Monitor for host: Data1 EVENTS/QUEUES FILE/TTY
Fri Dec 7 11:25:59 2012 Interval: 2 Cswitch 1397 Readch 31967
Syscall 276.0K Writech 55972
CPU User% Kern% Wait% Idle% Reads 167 Rawin 0
ALL 94.5 3.3 0.0 2.2 Writes 117 Ttyout 406
Forks 0 Igets 0
Network KBPS I-Pack O-Pack KB-In KB-Out Execs 0 Namei 54
Total 52.1 162.0 111.5 22.7 29.4 Runqueue 12.0 Dirblk 0
Waitqueue 0.0
Disk Busy% KBPS TPS KB-Read KB-Writ MEMORY
Total 0.0 34.0 3.0 0.0 34.0 PAGING Real,MB 62976
Faults 417 % Comp 28
FileSystem KBPS TPS KB-Read KB-Writ Steals 18 % Noncomp 71
Total 35.2 42.5 5.7 29.5 PgspIn 0 % Client 71
PgspOut 0
Name PID CPU% PgSp Owner PageIn 0 PAGING SPACE
oracle 4194896 9.8 9.6 oracle PageOut 8 Size,MB 8192
oracle 3998032 9.5 8.8 oracle Sios 8 % Used 1
oracle 2884562 8.4 8.6 oracle % Free 99
oracle 2621926 7.8 9.5 oracle NFS (calls/sec)
oracle 3408322 7.7 8.7 oracle SerV2 0 WPAR Activ 0
oracle 5570700 7.1 9.5 oracle CliV2 0 WPAR Total 0
oracle 4587844 6.9 9.4 oracle SerV3 0 Press: "h"-help
oracle 3408404 6.3 9.6 oracle CliV3 0 "q"-quit
oracle 4456684 5.6 8.5 oracle
oracle 2294558 5.4 8.5 oracle
oracle 4588134 4.7 9.7 oracle
oracle 3211714 4.5 8.9 oracle
oracle 1901304 4.4 9.5 oracle
oracle 3276990 3.9 9.4 oracle
oracle 4326258 3.4 9.0 oracle
oracle 1835940 1.5 9.6 oracle
oracle 10814414 0.2 9.4 oracle
oracle 6815790 0.1 9.4 oracle
topas 13631888 0.1 3.3 oracle
oracle 6291626 0.1 9.4 oracle
bash-3.00$ lsps -a
Page Space Physical Volume Volume Group Size %Used Active Auto Type Chksum
hd6 hdisk0 rootvg 8192MB 2 yes yes lv 0
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