AIX (Advanced Interactive eXecutive) is a series of proprietary Unix operating systems developed and sold by IBM.
Performance Optimization With Enhanced RISC (POWER) version 7 enables a unique performance advantage for AIX OS.
POWER7 features new capabilities using multiple cores and multiple CPU threads, creating a pool of virtual CPUs.
AIX 7 includes a new built-in clustering capability called Cluster Aware
AIX POWER7 systems include the Active Memory Expansion feature.

Friday, November 25, 2011

Datapath Errors...!!!!

Hostname:/tmp > datapath query adapter

Active Adapters :2

Adpt#     Name   State     Mode             Select     Errors  Paths  Active
    0   fscsi0  NORMAL   ACTIVE           70265214          0     12      12
    1   fscsi1  NORMAL   ACTIVE               2473          0     12      12

Hostname:/tmp > datapath query device

Total Devices : 6


DEV#:   0  DEVICE NAME: vpath0  TYPE: 2107900         POLICY:    Optimized
SERIAL: 75L05910400
==========================================================================
Path#      Adapter/Hard Disk          State     Mode     Select     Errors
    0          fscsi0/hdisk1           OPEN   NORMAL   14033352          0
    1          fscsi0/hdisk5           OPEN   NORMAL   14035182          0
    2          fscsi1/hdisk3           OPEN   NORMAL        466          0
    3         fscsi1/hdisk10           OPEN   NORMAL        478          0

DEV#:   1  DEVICE NAME: vpath2  TYPE: 2107900         POLICY:    Optimized
SERIAL: 75L05910402
==========================================================================
Path#      Adapter/Hard Disk          State     Mode     Select     Errors
    0          fscsi0/hdisk2           OPEN   NORMAL    3804635          0
    1          fscsi0/hdisk6           OPEN   NORMAL    3807376          0
    2          fscsi1/hdisk4           OPEN   NORMAL        232          0
    3         fscsi1/hdisk11           OPEN   NORMAL        230          0

DEV#:   2  DEVICE NAME: vpath4  TYPE: 2107900         POLICY:    Optimized
SERIAL: 75CWXA12250
==========================================================================
Path#      Adapter/Hard Disk          State     Mode     Select     Errors
    0         fscsi0/hdisk17           OPEN   NORMAL     590944          0
    1         fscsi0/hdisk19           OPEN   NORMAL     589958          0
    2         fscsi1/hdisk14           OPEN   NORMAL        288          0
    3         fscsi1/hdisk21           OPEN   NORMAL        262          0

DEV#:   3  DEVICE NAME: vpath5  TYPE: 2107900         POLICY:    Optimized
SERIAL: 75CWXA12251
==========================================================================
Path#      Adapter/Hard Disk          State     Mode     Select     Errors
    0         fscsi0/hdisk18           OPEN   NORMAL    2123442          0
    1         fscsi0/hdisk20           OPEN   NORMAL    2124663          0
    2         fscsi1/hdisk15           OPEN   NORMAL        389          0
    3         fscsi1/hdisk22           OPEN   NORMAL        379          0

DEV#:   4  DEVICE NAME: vpath1  TYPE: 2107900         POLICY:    Optimized
SERIAL: 75L05910403
==========================================================================
Path#      Adapter/Hard Disk          State     Mode     Select     Errors
    0          fscsi0/hdisk7           OPEN   NORMAL       5057          0
    1          fscsi0/hdisk8           OPEN   NORMAL       5146          0
    2          fscsi1/hdisk9           OPEN   NORMAL          0          0
    3         fscsi1/hdisk12           OPEN   NORMAL          0          0

DEV#:   5  DEVICE NAME: vpath7  TYPE: 2107900         POLICY:    Optimized
SERIAL: 75CWXA10403
==========================================================================
Path#      Adapter/Hard Disk          State     Mode     Select     Errors
    0         fscsi0/hdisk29           OPEN   NORMAL       5207          0
    1         fscsi0/hdisk30           OPEN   NORMAL       5266          0
    2         fscsi1/hdisk13           OPEN   NORMAL          0          0
    3         fscsi1/hdisk16           OPEN   NORMAL          0          0



1) datapath set adapter fscsi1 offline
2) datapath remove adapter fscsi1
3) rmdev -dl fscsi1 -R
4) cfgmgr -vl



For DEGRAD  error do the following
===========================

Hostname:/root > datapath query adapter

Active Adapters :2

Adpt#     Name   State     Mode             Select     Errors  Paths  Active
    0   fscsi0  NORMAL   ACTIVE         1054574508          0     96      64
    1   fscsi1  DEGRAD   ACTIVE          143796542       1561     96      60


=========================================

datapath set adapter 1 offline
datapath remove adapter 1
rmdev -dl fcs1 -R
cfgmgr
lspath