双机hdisk12、13繁忙啊
双机热备，搬完机房之后前台页面打开很慢，硬盘读写速度也变慢了。总是有大数据读写在hdisk12和13上，这两个是db2vg.请各位大侠帮忙分析下是哪的原因？topas:Topas Monitor for host: DB2Server EVENTS/QUEUES...显示全部
双机热备，搬完机房之后前台页面打开很慢，硬盘读写速度也变慢了。总是有大数据读写在hdisk12和13上，这两个是db2vg.
请各位大侠帮忙分析下是哪的原因？
topas:
Topas Monitor for host: DB2Server EVENTS/QUEUES FILE/TTY
Mon Oct 31 21:25:03 2011 Interval: 2 Cswitch 554 Readch 1068
Syscall 2399 Writech 590.7K
Kernel 0.4 |# | Reads 2 Rawin 0
User 0.4 |# | Writes 148 Ttyout 443
Wait 51.5 |############### | Forks 0 Igets 0
Idle 47.6 |############## | Execs 0 Namei 2
Runqueue 0.0 Dirblk 0
Network KBPS I-Pack O-Pack KB-In KB-Out Waitqueue 0.0
en2 4.8 13.0 6.5 3.8 1.0
en1 2.1 2.0 9.0 0.4 1.8 PAGING MEMORY
lo0 0.0 0.0 0.0 0.0 0.0 Faults 0 Real,MB 3920
Steals 0 % Comp 68.1
Disk Busy% KBPS TPS KB-Read KB-Writ PgspIn 0 % Noncomp 18.9
hdisk12 100.0 430.0 107.5 0.0 430.0 PgspOut 0 % Client 18.9
hdisk13 70.0 152.0 38.0 0.0 152.0 PageIn 0
dac1 0.0 152.0 38.0 0.0 152.0 PageOut 1 PAGING SPACE
hdisk0 0.0 0.0 0.0 0.0 0.0 Sios 1 Size,MB 4864
dac0 0.0 430.0 107.5 0.0 430.0 % Used 4.6
hdisk1 0.0 0.0 0.0 0.0 0.0 NFS (calls/sec) % Free 95.3
cd0 0.0 0.0 0.0 0.0 0.0 ServerV2 0
hdisk14 0.0 0.0 0.0 0.0 0.0 ClientV2 0 Press:
hdisk15 0.0 0.0 0.0 0.0 0.0 ServerV3 0 "h" for help
ClientV3 0 "q" to quit
Name PID CPU% PgSp Owner
db2sysc 835828 0.3 13.2 db2admin
db2sysc 913592 0.1 11.4 db2admin
topas 1118460 0.1 1.5 root
dtgreet 135310 0.1 2.0 root
syncd 163944 0.1 0.5 root
db2sysc 549084 0.0 0.4 db2admin
db2sysc 806932 0.0 0.4 db2admin
hatsd 278540 0.0 9.3 root
hats_nim 532704 0.0 1.8 root
hats_nim 331814 0.0 1.8 root
hats_rs2 471216 0.0 171.5 root
gil 69666 0.0 0.9 root
clstrmgr 577720 0.0 2.7 root
clcomd 311452 0.0 2.5 root
X 172118 0.0 7.2 root
rpc.lock 119026 0.0 1.2 root
cron 221358 0.0 0.4 root
Exiting
DB2Server[/]#
DB2Server[/]#vmstat 2 5
系统配置：lcpu=4 mem=3920MB
kthr memory page faults cpu
----- ----------- ------------------------ ------------ -----------
r b avm fre re pi po fr sr cy in sy cs us sy id wa
0 0 709277 139995 0 0 0 0 0 0 165 3645 558 1 1 63 35
0 0 709277 139994 0 0 0 0 0 0 186 2579 609 0 0 48 52
0 1 709277 139990 0 0 0 0 0 0 189 2436 571 0 1 65 33
0 0 709288 139976 0 1 0 0 0 0 238 5576 811 6 2 54 38
0 0 709286 139978 0 0 0 0 0 0 144 2491 522 1 1 66 32
DB2Server[/]#
DB2Server[/]#iostat -d 1
System configuration: lcpu=4 drives=9 paths=2 vdisks=0
磁盘：% tm_act Kbps tps Kb_read Kb_wrtn
hdisk0 13.0 120.0 29.0 0 120
hdisk1 15.0 120.0 29.0 0 120
dac0 0.0 308.0 77.0 0 308
dac1 0.0 388.0 97.0 0 388
hdisk12 98.0 308.0 77.0 0 308
hdisk13 100.0 388.0 97.0 0 388
hdisk14 0.0 0.0 0.0 0 0
hdisk15 0.0 0.0 0.0 0 0
cd0 0.0 0.0 0.0 0 0
hdisk0 0.0 0.0 0.0 0 0
hdisk1 0.0 0.0 0.0 0 0
dac0 0.0 268.0 67.0 0 268
dac1 0.0 204.0 51.0 0 204
hdisk12 100.0 268.0 67.0 0 268
hdisk13 100.0 204.0 51.0 0 204
hdisk14 0.0 0.0 0.0 0 0
hdisk15 0.0 0.0 0.0 0 0
cd0 0.0 0.0 0.0 0 0
hdisk0 0.0 0.0 0.0 0 0
hdisk1 0.0 0.0 0.0 0 0
dac0 0.0 376.0 94.0 0 376
dac1 0.0 648.0 134.0 128 520
hdisk12 100.0 376.0 94.0 0 376
hdisk13 100.0 648.0 134.0 128 520收起
请各位大侠帮忙分析下是哪的原因？
topas:
Topas Monitor for host: DB2Server EVENTS/QUEUES FILE/TTY
Mon Oct 31 21:25:03 2011 Interval: 2 Cswitch 554 Readch 1068
Syscall 2399 Writech 590.7K
Kernel 0.4 |# | Reads 2 Rawin 0
User 0.4 |# | Writes 148 Ttyout 443
Wait 51.5 |############### | Forks 0 Igets 0
Idle 47.6 |############## | Execs 0 Namei 2
Runqueue 0.0 Dirblk 0
Network KBPS I-Pack O-Pack KB-In KB-Out Waitqueue 0.0
en2 4.8 13.0 6.5 3.8 1.0
en1 2.1 2.0 9.0 0.4 1.8 PAGING MEMORY
lo0 0.0 0.0 0.0 0.0 0.0 Faults 0 Real,MB 3920
Steals 0 % Comp 68.1
Disk Busy% KBPS TPS KB-Read KB-Writ PgspIn 0 % Noncomp 18.9
hdisk12 100.0 430.0 107.5 0.0 430.0 PgspOut 0 % Client 18.9
hdisk13 70.0 152.0 38.0 0.0 152.0 PageIn 0
dac1 0.0 152.0 38.0 0.0 152.0 PageOut 1 PAGING SPACE
hdisk0 0.0 0.0 0.0 0.0 0.0 Sios 1 Size,MB 4864
dac0 0.0 430.0 107.5 0.0 430.0 % Used 4.6
hdisk1 0.0 0.0 0.0 0.0 0.0 NFS (calls/sec) % Free 95.3
cd0 0.0 0.0 0.0 0.0 0.0 ServerV2 0
hdisk14 0.0 0.0 0.0 0.0 0.0 ClientV2 0 Press:
hdisk15 0.0 0.0 0.0 0.0 0.0 ServerV3 0 "h" for help
ClientV3 0 "q" to quit
Name PID CPU% PgSp Owner
db2sysc 835828 0.3 13.2 db2admin
db2sysc 913592 0.1 11.4 db2admin
topas 1118460 0.1 1.5 root
dtgreet 135310 0.1 2.0 root
syncd 163944 0.1 0.5 root
db2sysc 549084 0.0 0.4 db2admin
db2sysc 806932 0.0 0.4 db2admin
hatsd 278540 0.0 9.3 root
hats_nim 532704 0.0 1.8 root
hats_nim 331814 0.0 1.8 root
hats_rs2 471216 0.0 171.5 root
gil 69666 0.0 0.9 root
clstrmgr 577720 0.0 2.7 root
clcomd 311452 0.0 2.5 root
X 172118 0.0 7.2 root
rpc.lock 119026 0.0 1.2 root
cron 221358 0.0 0.4 root
Exiting
DB2Server[/]#
DB2Server[/]#vmstat 2 5
系统配置：lcpu=4 mem=3920MB
kthr memory page faults cpu
----- ----------- ------------------------ ------------ -----------
r b avm fre re pi po fr sr cy in sy cs us sy id wa
0 0 709277 139995 0 0 0 0 0 0 165 3645 558 1 1 63 35
0 0 709277 139994 0 0 0 0 0 0 186 2579 609 0 0 48 52
0 1 709277 139990 0 0 0 0 0 0 189 2436 571 0 1 65 33
0 0 709288 139976 0 1 0 0 0 0 238 5576 811 6 2 54 38
0 0 709286 139978 0 0 0 0 0 0 144 2491 522 1 1 66 32
DB2Server[/]#
DB2Server[/]#iostat -d 1
System configuration: lcpu=4 drives=9 paths=2 vdisks=0
磁盘：% tm_act Kbps tps Kb_read Kb_wrtn
hdisk0 13.0 120.0 29.0 0 120
hdisk1 15.0 120.0 29.0 0 120
dac0 0.0 308.0 77.0 0 308
dac1 0.0 388.0 97.0 0 388
hdisk12 98.0 308.0 77.0 0 308
hdisk13 100.0 388.0 97.0 0 388
hdisk14 0.0 0.0 0.0 0 0
hdisk15 0.0 0.0 0.0 0 0
cd0 0.0 0.0 0.0 0 0
hdisk0 0.0 0.0 0.0 0 0
hdisk1 0.0 0.0 0.0 0 0
dac0 0.0 268.0 67.0 0 268
dac1 0.0 204.0 51.0 0 204
hdisk12 100.0 268.0 67.0 0 268
hdisk13 100.0 204.0 51.0 0 204
hdisk14 0.0 0.0 0.0 0 0
hdisk15 0.0 0.0 0.0 0 0
cd0 0.0 0.0 0.0 0 0
hdisk0 0.0 0.0 0.0 0 0
hdisk1 0.0 0.0 0.0 0 0
dac0 0.0 376.0 94.0 0 376
dac1 0.0 648.0 134.0 128 520
hdisk12 100.0 376.0 94.0 0 376
hdisk13 100.0 648.0 134.0 128 520收起