[dpdk-dev] Unsupported SFP+ Module - Hardware Initialization Failure -19

Ajit Khaparde ajit.khaparde at broadcom.com
Wed Aug 31 04:21:49 CEST 2016


On Tue, Aug 30, 2016 at 11:02 AM, Alex Forster <alex at alexforster.com> wrote:

> Hi guys,
>
> I have a problem again that I had about a year ago[1]. My Finisar
> FTL410QE2C (multimode QSFP) transceivers aren’t working with my Intel
> X520-QDA1’s. I have 7 servers, each with two X520’s and two QSFP
> transceivers in them, totaling 14 NICs and transceivers, and all of them
> fail with the same error: Unsupported SFP+ Module / Hardware Initialization
> Failure: -19.
>
> This doesn’t appear to be specifically a DPDK issue, but rather an IXGBE
> issue, since (a) the stock Debian 8 IXGBE, (b) the latest out of tree
> IXGBE, and (c) DPDK’s copy of IXGBE all fail in this same way. I’m happy to
> take this to an IXGBE mailing list if somebody can point me to one, but
> just in case anyone here can help, here’s the info I’ve gathered–
>
> * The exact function where IXGBE bails is here, annotated with the values
> read from the transceiver’s EEPROMs: https://www.googledrive.com/
> host/0B_-81lR_g8lyNDJ6QkkxS28yQzQ
> * I’ve modified DPDK’s copy of IXGBE to dump the whole EEPROM of these
> transceivers, which are here: https://gist.github.com/alexforster/
> 5da30cd89d49877d5d6908e9628baee8
>
> Here’s (I think) an important part: Last time I had this problem, I only
> had one server, and one of the two transceivers worked. I fixed the other
> transceiver in that server by replacing it with an identical model. Now,
> suddenly, neither of those transceivers (which have worked for ~11 months)
> are recognized. I don’t know how I could have done something that would
> have affected the EEPROM output, but I suspect I may have.
>
> Anybody able to offer any advice?
>
> Alex Forster
>
> [1] http://dpdk.org/ml/archives/dev/2015-October/024973.html


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