From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Kirsher Date: Wed, 20 Jul 2016 14:20:30 -0700 Subject: [Intel-wired-lan] Packet Drop in Intel Fortville Cards In-Reply-To: <1469049421.2684.61.camel@intel.com> References: <20160714105203epcms3p366907a0c3efae8193ef7baba79ed9094@epcms3p3> <1469049421.2684.61.camel@intel.com> Message-ID: <1469049630.2684.65.camel@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: intel-wired-lan@osuosl.org List-ID: On Wed, 2016-07-20 at 14:17 -0700, Jeff Kirsher wrote: > On Thu, 2016-07-14 at 10:52 +0000, ??? wrote: > > > > Dear Anjali Singhai Jain, > > ? > > I am Hyochang Nam in SECUI, Korea. > > In these days, we found an odd symptom in Intel Fortville cards. > > When we execute tcpdump command in linux shell, > > packet drop happened even though the traffic was not heavy. > > We think this symptom was caused by interface reset codes in your > > previous patch: > > http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/d > > ri > > vers/net/ethernet/intel/i40e/i40e_main.c?id=92faef85613d6d56803ad6130f6 > > da > > f4a803deddc? > > Whenever we execute tcpdump, network interfaces are reset, > > and during the reset timing packets are always dropped in NIC side. > > Moreover, we had not met this issue?in old device drivers of i40e. > > ? > > We had reported this issue to Intel IPS ( Case #0008532, Click Here ), > > and SK San in Intel had tried to reproduce it, but failed. > > ? > > Anyway, in our side, we are struggling this issue still. > > Our test environments are as follows: > > ? - OS: CentOS 7.2 > > ??- Device Driver: i40e-1.5.18 > > ? - Card: X710 DA4 > > ? > > Would you let us know this symptom is related to your patch? > > or would you?give us any comment for this symptom? > Please CC e1000-devel and intel-wired-lan mailing lists, so that all the > appropriate developers have a chance to review/respond. ?Especially if > the > person you are emailing is out or on vacation, you can get a quicker > response by CC'ing the mailing lists as well. > > I have gone ahead and CC'd the appropriate mailing lists for you. CC'd the correct intel-wired-lan mailing list this time... :-) -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: This is a digitally signed message part URL: