>-----Original Message----- >From: Holger Eitzenberger [mailto:[email protected]] >Sent: Thursday, February 16, 2012 3:05 AM >To: Dave, Tushar N >Cc: [email protected] >Subject: Re: [E1000-devel] 82571EB: Unit Hang kernel 2.6.32.y + driver >v1.9.5 > > >On Tue, Feb 14, 2012 at 12:43:33AM +0000, Dave, Tushar N wrote: >> Sorry to hear that you have this issue. Recently, we have seen tx hang >issue with 82571 because of the driver bug due to dma burst enabled. >> A quick check would be to try the test driver that I have attached. >> Please untar the driver src, compile it and insert the module. See if >issue occur! > >The system in question has the interfaces flapping now, when running with >the updated driver v1.9.5-test: > >[ 1317.811981] e1000e: eth2 NIC Link is Up 1000 Mbps Full Duplex, Flow >Control: None >[ 1319.127151] e1000e: eth2 NIC Link is Down [ 1321.124993] e1000e: eth2 >NIC Link is Up 1000 Mbps Full Duplex, Flow >Control: None >[ 1322.440131] e1000e: eth2 NIC Link is Down [ 1324.569986] e1000e: eth2 >NIC Link is Up 1000 Mbps Full Duplex, Flow >Control: None >[ 1325.885149] e1000e: eth2 NIC Link is Down [ 1327.882971] e1000e: eth2 >NIC Link is Up 1000 Mbps Full Duplex, Flow >Control: None >[ 1329.198153] e1000e: eth2 NIC Link is Down [ 1331.215966] e1000e: eth2 >NIC Link is Up 1000 Mbps Full Duplex, Flow >Control: None >[ 1332.530150] e1000e: eth2 NIC Link is Down [ 1334.558976] e1000e: eth2 >NIC Link is Up 1000 Mbps Full Duplex, Flow >Control: None > >It occurs in bursts, with phases in which this issue does not show up in >between. However, in this case it showed up right after booting into the >kernel with the updated driver.
So are you saying that tx hang did occur right after boot? And then you get link flap messages? When you have this issue, does all of the interfaces are connected? I need more info, please send lspci -vvv and full dmesg log after issue occurs. >The interface runs with msglvl 0xffff, but shows no additional information >wrt to link detection. > >I've attached the ethregs output for that interface, but note that it was >taken some time after the link flapped. > >Any hints appreciated. > >Thanks. > > /holger ------------------------------------------------------------------------------ Virtualization & Cloud Management Using Capacity Planning Cloud computing makes use of virtualization - but cloud computing also focuses on allowing computing to be delivered as a service. http://www.accelacomm.com/jaw/sfnl/114/51521223/ _______________________________________________ E1000-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/e1000-devel To learn more about Intel® Ethernet, visit http://communities.intel.com/community/wired
