[stgt] strange problem vSphere vCLI and stgt

[FUJITA Tomonori]

On Thu, 17 Mar 2011 11:27:38 +0100
frederik.vos at linvirt.nl wrote:

> 
> vSphere ESX 4.1
> vMA 4.1
> 
> Arch Linux
>   - kernel 2.6.37
>   - stgt 1.0.14
> 
> Virtual Machine configured with paravirtual scsi adapter, but the same  
> results with LSILogic Parallel adapter
> 
> cat /etc/tgt/targets.conf
> <target iqn.2004-01.nl.xtg:iscsi-server1>
>          backing-store /dev/sdb
>          initiator-address ALL
>          incominguser student xxxxxxx
> </target>
> 
> MaxRecvDataSegmentLength 131072
> MaxXmitDataSegmentLength 131072
> MaxBurstLength 262144
> FirstBurstLength 262144
> TargetRecvDataSegmentLength=262144
> InitiatorRecvDataSegmentLength=262144
> MaxOutstandingUnexpectedPDUs=0
> MaxOutstandingR2T=1
> MaxCommands=128
> 
> DataPDUInOrder=Yes
> DataSequenceInOrder=Yes
> 
> HeaderDigest=None
> DataDigest=None
> InitialR2T=No
> ImmediateData=Yes
> DelayedAck=Yes
> 
> ErrorRecoveryLevel=0
> IFMarker=No
> OFMarker=No
> DefaultTime2Wait=2
> DefaultTime2Retain=0
> OFMarkInt=Reject
> IFMarkInt=Reject
> MaxConnections=4
> RDMAExtensions=No
> 
> 
> Lun List from a netapp:
> 
> vicfg-iscsi --lun --list vmhba33
> Target: iqn.1992-08.com.netapp:xtg-netapp01:
> -------------------------------------------
> OS DEVICE NAME    : naa.60a98000567247715a342f4367526362
> BUS NUMBER        : 0
> TARGET ID         : 0
> LUN ID            : 10
> LUN SIZE          : 10240 MB
> 
> -------------------------------------------
> 
> OS DEVICE NAME    : naa.60a98000567247715a342f4367524645
> BUS NUMBER        : 0
> TARGET ID         : 0
> LUN ID            : 1
> LUN SIZE          : 10240 MB
> 
> -------------------------------------------
> 
> OS DEVICE NAME    : naa.60a98000567247715a345a7462737666
> BUS NUMBER        : 0
> TARGET ID         : 0
> LUN ID            : 25
> LUN SIZE          : 153600 MB
> 
> -------------------------------------------
> 
> same command to the stgt:
> 
> Target: iqn.2004-01.nl.xtg:iscsi-server1:
> -------------------------------------------
> Undefined subroutine &ScsiLun::capacity called at /usr/bin/vicfg-iscsi  
> line 1091
> 
> Tried the same with ietd, same results as with the netapp.
> Please notice, i am not blaming stgt, just trying to find an answer  
> why, and how to fix it.
> If you need more information, tests etc. Just let me know

I suspect that vSphere can't handle a ssc device (lun 0). Does someone
have the updated patch to remove ssc lun 0?
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