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October 13th, 2020 11:00

DFA - Zoning performing on an incorrect HBA

Hi everyone

Sorry about my english.

I need help about Direct File Save (DFA).

We using zoning from AIX servers to Data Domain ports/endpoints 8Gbps

Let me explain.

We have one Data Domain physical 6300 and two ports:

Port 6a - WWPN 50:02:18:87:09:a0:22:ad

Port 6b - WWPN 50:02:18:87:09:a1:22:ad

On switch SAN we have Fabric A and Fabric B and performing zoning as below:

Fabric A zoning to Data Domain port 6b

Fabric B zoning to Data Domain port 6a

On the servers AIX, whe add HBA's specific for backups as below:

fsc0 to Storage Disk

fsc1 to Storage Disk

fsc4 to Data Domain - WWPN C0507608CBB60008 - Fabric A

fsc5 to Data Domain - WWPN C0507608CBB6000A - Fabric B

On the Data Domain Access Group we configure as below:
SERVER_FC4 c0:50:76:08:cb:b6:00:08    SERVER_FC4   DD-Boost   FC
SERVER_FC5 c0:50:76:08:cb:b6:00:0a    SERVER_FC5   DD-Boost   FC
and point to each Data Domain correct port (fsc4 Fabric A to port 6b / fsc5 Fabric B to port 6a)

The ddboost drive is installed correctly

SERVER:/home/pneto>lslpp -L all | grep -i lgto*
LGTOnmda.rte 9.2.2.2 C F NetWorker Module for Databases
LGTOnw.clnt.rte 9.2.2.2 C F NetWorker Client
LGTOnw.node.rte 9.2.2.2 C F NetWorker Storage Node
SERVER:/home/pneto>lslpp -L all | grep -i Dddfc
DDdfc.rte 1.0.0.4 C F Device Driver to support


When we run cfgmgr to map DDdfc's it brings 128 devices and all in a single HBA (an HBA that has no zoning for the Data Domain)


Has anyone seen something like that ? I'm trying to see with Dell EMC support but I'm having trouble returning

thanks

3 Posts

October 13th, 2020 12:00

Hi.

When we use the ddpconnchk_aix_64, all devices associated with HBA without zoning for Data Domain.

./ddpconnchk_aix_64 -D scan_all

/dev/DDdfc2 parent fscsi0 

/dev/DDdfc3 parent fscsi0 

/dev/DDdfc4 parent fscsi0 

/dev/DDdfc5 parent fscsi0 

/dev/DDdfc6 parent fscsi0 

/dev/DDdfc7 parent fscsi0 

/dev/DDdfc8 parent fscsi0 

/dev/DDdfc9 parent fscsi0 

dev/DDdfc2:

GSIO_AIX_DO_INQUIRY: ioctl(/dev/DDdfc2) success, not DFC device

  Inquiry failed, SCSI status error 0, resid 0

/dev/DDdfc3:

GSIO_AIX_DO_INQUIRY: ioctl(/dev/DDdfc3) success, not DFC device

  Inquiry failed, SCSI status error 0, resid 0

/dev/DDdfc4:

GSIO_AIX_DO_INQUIRY: ioctl(/dev/DDdfc4) success, not DFC device

  Inquiry failed, SCSI status error 0, resid 0

/dev/DDdfc5:

GSIO_AIX_DO_INQUIRY: ioctl(/dev/DDdfc5) success, not DFC device

  Inquiry failed, SCSI status error 0, resid 0

/dev/DDdfc6:

GSIO_AIX_DO_INQUIRY: ioctl(/dev/DDdfc6) success, not DFC device

  Inquiry failed, SCSI status error 0, resid 0

/dev/DDdfc7:

GSIO_AIX_DO_INQUIRY: ioctl(/dev/DDdfc7) success, not DFC device

  Inquiry failed, SCSI status error 0, resid 0

/dev/DDdfc8:

GSIO_AIX_DO_INQUIRY: ioctl(/dev/DDdfc8) success, not DFC device

  Inquiry failed, SCSI status error 0, resid 0

/dev/DDdfc9:

GSIO_AIX_DO_INQUIRY: ioctl(/dev/DDdfc9) success, not DFC device

  Inquiry failed, SCSI status error 0, resid 0



Thanks in advance.

1 Message

March 31st, 2021 05:00

We have the same issue, do you find any solution?

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