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 Adding e1000-devel at lists.sourceforge.net
