[DRBD-user] DRBD serious locking due to TOE - RESULT

Ben Clewett ben at roadrunner.uk.com
Mon Dec 17 10:40:03 CET 2007

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.



Hi Florian,

This is the result you asked for:

# lspci -nn | grep BCM5708
0f:00.0 Ethernet controller [Class 0200]: Broadcom Corporation NetXtreme 
II BCM5708S Gigabit Ethernet [14e4:16ac] (rev 12)

Also, this the output from the HP firmware upgrade tool listing firmware 
versions:

# ./CP008244.scexe -c eth3
MAC          PCI-ID              NIC
001A4B502016 14E4-16AC-103C-703D HP NC373F PCIe Multifunction Gig Server 
Adapter

      (Installed)                (Available)              Interface
      Image      Version         Image      Version       eth3
----------------------------------------------------------------------
       BC        1.9.6           BC         1.9.6
       iSCSI     1.1.8           iSCSI      1.1.8
                                 PXE        2.8.5

Now I look at this I can see my upgrade has disabled PXE.  I don't know 
if this is significant....?

Thanks again for all your help.

Ben


Florian Haas wrote:
> On Friday 14 December 2007 21:29:30 Ben Clewett wrote:
>> Florian and Dr J Pelan,
>>
>> I managed to get the correct software to upgrade the firmware on my
>> NetXtreme II BCM5708 1000Base-SX network cards.
>>
>> The only thing it changed was the iSCSI, from 1.0.0 to 1.1.8.
>>
>> This seems to have fixed the problem.  The load is predictable and no
>> DRBD locking has been seen so far.  The problem seems to have been solved.
> 
> I stand corrected. :-)
> 
> For those of you as ignorant as I was of these particular NICs (although I 
> have been using them for some time), it appears after some research that all 
> the BCM5708 devices, whether by Broadcom or re-branded by OEMs, do support 
> both iSCSI and TOE in hardware, and RDMA as well. Even though the iSCSI 
> engine appears quite broken in its original incarnation, per Ben's 
> observation.
> 
> Thank you for that insight.
> 
> Ben, just for the record, can you give us your "lspci -nn | grep BCM5708" 
> please?
> 
> Cheers,
> Florian
> 


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