[Open-FCoE] FCoE traffic

Rastapur Santosh santosh.rastapur at neterion.com
Fri May 2 14:24:50 UTC 2008


Mikkel,

	Here is the output of lsscsi and dmesg. What are the other test
tools I can use for testing?

Target:
linux-hn1g:/lib/modules/2.6.23-default/extra # lsscsi
[0:0:0:0]    disk    ATA      ST340014A        8.01  /dev/sda
[0:0:1:0]    disk    ATA      Maxtor 6K040L0   NAR6  /dev/sdb
[1:0:0:0]    cd/dvd  SONY     DVD-ROM DDU1615  FYS2  /dev/sr0

dmesg
~~~~~
mtu 1478
fc_local_port_recv_flogi_req: FLOGI from port WWPN 2000000cfc0007d0
[5572]: scst_suspend_activity:430:suspend_count 0
[5572]: scst_suspend_activity:440:Waiting for 0 active commands to
complete
[5572]: scst_suspend_activity:442:wait_event() returned
[5572]: scst_suspend_activity:448:Waiting for 0 active commands finally
to complete
[5572]: scst_suspend_activity:450:wait_event() returned
[5572]: scst_resume_activity:468:suspend_count 0 left
[5572]: scst: scst_register:347:Target <NULL> (ffff81007e4c3980) for
template openfct regi
stered successfully
[5558]: scst: scst_init_session:4792:Using security group "Default" for
initiator "2000000
cfc0007d0"
[5558]: scst_init_session:4795:Assigning session ffff81007e3b6b88 to acg
Default
[5558]: scst_alloc_add_tgt_dev:457:host=0, channel=0, id=1, lun=0, SCST
lun=0
[5558]: scst_alloc_set_UA:2578:Adding new UA to tgt_dev ffff810042842e20
[5570]: scst: scst_parse_cmd:532:***ERROR*** Expected data direction 0
for opcode 0x12 (ha
ndler dev_disk, target openfct) doesn't match decoded value 2
Failed CDB:
 (h)___0__1__2__3__4__5__6__7__8__9__A__B__C__D__E__F
   0: 12 00 00 00 24 00   ....$.
fcping[15228]: segfault at 0000000000000000 rip 00002b0e6f0afa34 rsp
00007fff3befc0b8 erro
r 4
fcping[15232]: segfault at 0000000000000000 rip 00002b1d46655a34 rsp
00007fff64953b18 erro
r 4
[5570]: scst: scst_parse_cmd:532:***ERROR*** Expected data direction 0
for opcode 0x12 (ha
ndler dev_disk, target openfct) doesn't match decoded value 2
Failed CDB:
 (h)___0__1__2__3__4__5__6__7__8__9__A__B__C__D__E__F
   0: 12 00 00 00 24 00   ....$.
[5570]: scst: scst_parse_cmd:532:***ERROR*** Expected data direction 0
for opcode 0x12 (ha
ndler dev_disk, target openfct) doesn't match decoded value 2
Failed CDB:
 (h)___0__1__2__3__4__5__6__7__8__9__A__B__C__D__E__F
   0: 12 00 00 00 24 00   ....$.
[5570]: scst: scst_parse_cmd:532:***ERROR*** Expected data direction 0
for opcode 0x12 (ha
ndler dev_disk, target openfct) doesn't match decoded value 2
Failed CDB:
 (h)___0__1__2__3__4__5__6__7__8__9__A__B__C__D__E__F
   0: 12 00 00 00 24 00   ....$.


Initiator:
~~~~~~~~~~
dmesg
scsi2 : openfc Driver
fc_local_port_flogi_resp point-to-point mode<6>fcping[3488]: segfault at
0 ip 36c72e73ce sp 7fffe6fde428 error 4 in
libc-2.5.so[36c7200000+146000]
fcping[3616]: segfault at 0 ip 36c72e73ce sp 7fffb3397bc8 error 4 in
libc-2.5.so[36c7200000+146000]
fcping[3623]: segfault at 0 ip 36c72e73ce sp 7fff226eef18 error 4 in
libc-2.5.so[36c7200000+146000]
fcping[3628]: segfault at 0 ip 36c72e73ce sp 7fff5347fca8 error 4 in
libc-2.5.so[36c7200000+146000]


Regards
-Santosh

-----Original Message-----
From: Mikkel Hagen [mailto:mhagen at iol.unh.edu] 
Sent: Friday, May 02, 2008 7:16 AM
To: Rastapur Santosh
Cc: devel at open-fcoe.org; Ramkrishna Vepa
Subject: Re: [Open-FCoE] FCoE traffic

What is the output from lsscsi and the end of dmesg?
I couldn't get fcping to work either but I can still get SCSI traffic to

work.

Mikkel Hagen
Project Assistant - Fibre Channel/SAS/SATA Consortiums
Research and Development Engineer - iWARP Consortium	
FC/SAS/SATA:1-603-862-0701  iWARP:1-603-862-5083  Fax:1-603-862-4181
UNH-IOL
121 Technology Drive, Suite 2
Durham, NH 03824



Rastapur Santosh wrote:
> Hi,
>
> 	I am trying to test FCoE traffic with my setup. 
> I am not able to see the right FCID, status and product 
> Identifier on the target side.
>
> Here is my setup (With only the relevant log)
>
> ~~~~~~
> Target:
> ~~~~~~
> linux-hn1g # fcconf
> Name          WWPN                      FC-ID   FC         Network
> eth2          20:00:00:0c:fc:00:07:a3        0  No HBA     UP
>
> linux-hn1g # fcconf info
> Host Name:                  linux-hn1g
> HBA Model:                  fcoe
> Node Name:                  10:00:00:0c:fc:00:07:a3
> Port Name:                  20:00:00:0c:fc:00:07:a3
> Port ID:                    000000
> Driver Version:
> Vendor Spec ID:             0
> Actual Data Rate:           10 Gbps
> Supported Data Rates:       10 Gbps
> PortType (Topology):        NPort
> Total Number of Devices:    1
> HBA Status:                 Offline
> Model:                      fcoe
> Product Identifier:
>
------------------------------------------------------------------------
> ----
>
> linux-hn1g # cat /proc/scsi_tgt/scsi_tgt
> Device (host:ch:id:lun or name)                             Device
> handler
> 0:0:0:0                                                     dev_disk
> 0:0:1:0                                                     dev_disk
> 1:0:0:0                                                     none
>
> linux-hn1g # cat /proc/scsi_tgt/groups/Default/devices
> Device (host:ch:id:lun or name)  				Virtual
> lun  Options
> 0:0:1:0                                                        0
>
> ~~~~~~~~~~
> Initiator:
> ~~~~~~~~~~
> [root at FCoE-Init-163 src]# fcconf
> Name          WWPN                      FC-ID   FC         Network
> eth2          20:00:00:0c:fc:00:07:d0    10102  Online     UP
>
> [root at FCoE-Init-163 src]# fcconf info
> Host Name:                  FCoE-Init-163.(none)
> OS Device Name:             eth2
> SCSI HBA Name:              host2
> HBA Model:                  fcoe
> Node Name:                  10:00:00:0c:fc:00:07:d0
> Port Name:                  20:00:00:0c:fc:00:07:d0
> Port ID:                    010102
> Driver Version:             OPENFC HBA 0.26 / 0.26
> Vendor Spec ID:             0
> Actual Data Rate:           10 Gbps
> Supported Data Rates:       10 Gbps
> PortType (Topology):        NPort
> Total Number of Devices:    1
> HBA Status:                 Online
> Model:                      fcoe
> Product Identifier:         Openfc / fcoe driver attached to eth2
>
------------------------------------------------------------------------
> ----
>
> [root at FCoE-Init-163 src]# fcconf remote
> eth2 remote ports:
> FC ID     WWPN                     State      Role
> 010101    20:00:00:0c:fc:00:07:a3  Online     FCP Target
>
> [root at FCoE-Init-163 src]# fcconf target
> eth2 target ports:
> FC ID     WWPN                     State      Role
> 010101    20:00:00:0c:fc:00:07:a3  Online     FCP Target
>
> [root at FCoE-Init-163 src]# df -h
> Filesystem            Size  Used Avail Use% Mounted on
> /dev/sda2              15G  6.3G  8.0G  44% /
> /dev/sda1             494M   22M  447M   5% /boot
> tmpfs                 501M  168K  501M   1% /dev/shm
>
> fcping is failing.
>
> [root at FCoE-Init-163 src]# fcping -P 20:00:00:0c:fc:00:07:a3
> fcping: destination not found
> [root at FCoE-Init-163 src]# fcping -N 10:00:00:0c:fc:00:07:a3
> fcping: destination not found
>
> Am I missing some configuration?
>
> Thanks
> -Santosh
> _______________________________________________
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> devel at open-fcoe.org
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>   



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