Subject: Re: iSCSI problems with AIX initiator
To: None <wrstuden@netbsd.org>
From: None <nbap@gmx.net>
List: netbsd-users
Date: 09/25/2007 19:58:05
> > I am using iscsi-target "netbsd-iscsi 20060727" from pkgsrc
> > on 4.0_BETA2 with an AIX 5.3 software initiator.
> > It seems that AIX wants SCSI write and verify - I get an
> > 
> > UNKNOWN OPCODE 0x2e 
> > 
> > when using the AIX hdisk.
> > 
> > Is this correct or am I misinterpreting the message?
> > Would it be (easily) possible to add support for 0x2e?
> 
> Note: unless you're seeing an error in the initiator's logs, this isn't 
> fatal.

Sorry I missed that - there are indeed (fatal) errors on the
initiators side. Just to give an example from AIX "errpt -a":


LABEL:          SC_DISK_ERR3
IDENTIFIER:     C62E1EB7

Date/Time:       Fri Sep 21 14:48:09 CEST 2007
Sequence Number: 51001
Machine Id:      0042303A4C00
Node Id:         eckwand
Class:           H
Type:            PERM
Resource Name:   hdisk26         
Resource Class:  disk
Resource Type:   osdisk
Location:        
VPD:             
        Manufacturer................NetBSD  
        Machine Type and Model......NetBSD iSCSI    
        Part Number.................
        ROS Level and ID............30202020
        Serial Number...............
        EC Level....................
        FRU Number..................
        Device Specific.(Z0)........00000300FB000060
        Device Specific.(Z1)........
        Device Specific.(Z2)........
        Device Specific.(Z3)........
        Device Specific.(Z4)........
        Device Specific.(Z5)........
        Device Specific.(Z6)........

Description
DISK OPERATION ERROR

Probable Causes
DASD DEVICE
STORAGE DEVICE CABLE

Failure Causes
DISK DRIVE
DISK DRIVE ELECTRONICS
STORAGE DEVICE CABLE

        Recommended Actions
        PERFORM PROBLEM DETERMINATION PROCEDURES

Detail Data
PATH ID
           0
[...]

(more details on request)

Greetings,

Andreas

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