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  #6 (permalink)  
Old 05-29-2009
funksen funksen is offline Forum Advisor  
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Join Date: Nov 2006
Location: Austria/Vienna
Posts: 430
we use the same configuration,

mpio sddpcm, two vio-server for non-hacmp, two for hacmp systems

p570 Power 6 (9117-MMA) here for this example

oracle 10g with ocr and asm, oracle 10g on jfs2, many db2 v9.1 on jfs2 with SAP, a lot of java applikations, which are always candidates for damaging filesystems, and no problems

I can't tell you whats wrong on your systems, but I can tell you our settings:

Code:

vio-server:
:/home/padmin-->lsdev -Ccadapter | grep fc
fcs0    Available 02-00 4Gb FC PCI Express Adapter (df1000fe)
fcs1    Available 02-01 4Gb FC PCI Express Adapter (df1000fe)
fcs2    Available 03-00 4Gb FC PCI Express Adapter (df1000fe)
fcs3    Available 03-01 4Gb FC PCI Express Adapter (df1000fe)

:/home/padmin-->lsattr -El fcs0
bus_intr_lvl             Bus interrupt level                                False
bus_io_addr   0xff800    Bus I/O address                                    False
bus_mem_addr  0xffe7e000 Bus memory address                                 False
init_link     al         INIT Link flags                                    True
intr_msi_1    66085      Bus interrupt level                                False
intr_priority 3          Interrupt priority                                 False
lg_term_dma   0x800000   Long term DMA                                      True
max_xfer_size 0x200000   Maximum Transfer Size                              True
num_cmd_elems 1024       Maximum number of COMMANDS to queue to the adapter True
pref_alpa     0x1        Preferred AL_PA                                    True
sw_fc_class   2          FC Class for Fabric                                True

all adapters have the same settings, mode is load balance

>pcmpath query device 37

DEV#:  37  DEVICE NAME: hdisk37  TYPE: 2107900  ALGORITHM:  Load Balance
SERIAL: 75DP8911018
===========================================================================
Path#      Adapter/Path Name          State     Mode     Select     Errors
    0           fscsi0/path0           OPEN   NORMAL   25009976         10
    1           fscsi0/path1           OPEN   NORMAL   25033949         10
    2           fscsi1/path2           OPEN   NORMAL   25019659          8
    3           fscsi1/path3           OPEN   NORMAL   25029155          9
    4           fscsi2/path4           OPEN   NORMAL   25018403          8
    5           fscsi2/path5           OPEN   NORMAL   25031846          8
    6           fscsi3/path6           OPEN   NORMAL   25034755          9
    7           fscsi3/path7           OPEN   NORMAL   25022454          9

/home/padmin-->lslpp -l | grep -i sddpc
  devices.sddpcm.53.rte      2.2.0.0  COMMITTED  IBM SDD PCM for AIX V53
  devices.sddpcm.53.rte      2.2.0.0  COMMITTED  IBM SDD PCM for AIX V53

/home/padmin-->oslevel -s
5300-08-01-0819

/home/padmin-->ioslevel
1.5.2.1-FP-11.1



>lscfg -vpl fcs0
  fcs0             U789D.001.DQD21A1-P1-C2-T1  4Gb FC PCI Express Adapter (df1000fe)

        Part Number.................10N7255
        Serial Number...............xxx
        Manufacturer................001F
        EC Level....................A
        Customer Card ID Number.....xxx
        FRU Number.................. 10N7255
        Device Specific.(ZM)........3
        Network Address.............xxx
        ROS Level and ID............02E82752
        Device Specific.(Z0)........2057706D
        Device Specific.(Z1)........00000000
        Device Specific.(Z2)........00000000
        Device Specific.(Z3)........03000909
        Device Specific.(Z4)........FFE01212
        Device Specific.(Z5)........02E82752
        Device Specific.(Z6)........06E12715
        Device Specific.(Z7)........07E12752
        Device Specific.(Z8)........xxx
        Device Specific.(Z9)........ZS2.71A2
        Device Specific.(ZA)........Z1F2.70A5
        Device Specific.(ZB)........Z2F2.71A2
        Device Specific.(ZC)........00000000
        Hardware Location Code......U789D.001.DQD21A1-P1-C2-T1


  PLATFORM SPECIFIC

  Name:  fibre-channel
    Model:  10N7255
    Node:  fibre-channel@0
    Device Type:  fcp
    Physical Location: U789D.001.DQD21A1-P1-C2-T1




lsmcode -d fcs0:

Microcode: 

DISPLAY MICROCODE LEVEL                                                   802110
fcs0    4Gb FC PCI Express Adapter (df1000fe)





sample lpar: 

:/-->lspath
ussap103:/-->lspath
Enabled hdisk0  vscsi2
Enabled hdisk57 vscsi1
Enabled hdisk2  vscsi2
Enabled hdisk58 vscsi1
Enabled hdisk60 vscsi1
Enabled hdisk55 vscsi1
Enabled hdisk61 vscsi1
Enabled hdisk62 vscsi1
Enabled hdisk56 vscsi1
Enabled hdisk63 vscsi1
Enabled hdisk64 vscsi1
Enabled hdisk59 vscsi1
Enabled hdisk2  vscsi0
Enabled hdisk0  vscsi0
Enabled hdisk55 vscsi3
Enabled hdisk56 vscsi3
Enabled hdisk57 vscsi3
Enabled hdisk58 vscsi3
Enabled hdisk59 vscsi3
Enabled hdisk60 vscsi3
Enabled hdisk61 vscsi3
Enabled hdisk62 vscsi3
Enabled hdisk63 vscsi3
Enabled hdisk64 vscsi3


vscsi0 root disks from vio1
vscsi2 root disks from vio2
vscsi1 data disks from vio1
vscsi3 data disks from vio2


:/-->oslevel -s
5300-07-01-0748
if you need more information, feel free to ask ^^


I would run
Code:
filemon -O lf,lv,pv
to trace read/write errors and files accessed


tracefile will be very big!