On 05/02/14 20:43, Andrew Cooper wrote: > On 05/02/2014 20:23, Zoltan Kiss wrote: >> On 04/02/14 19:47, Michael Chan wrote: >>> On Fri, 2014-01-31 at 14:29 +0100, Zoltan Kiss wrote: >>>> [ 5417.275472] WARNING: at net/sched/sch_generic.c:255 >>>> dev_watchdog+0x156/0x1f0() >>>> [ 5417.275474] NETDEV WATCHDOG: eth1 (bnx2): transmit queue 2 timed out >>> >>> The dump shows an internal IRQ pending on MSIX vector 2 which matches >>> the the queue number that is timing out. I don't know what happened to >>> the MSIX and why the driver is not seeing it. Do you see an IRQ error >>> message from the kernel a few seconds before the tx timeout message? >> >> I haven't seen any IRQ related error message. Note, this is on Xen >> 4.3.1. Now I have new results with a reworked version of the patch, >> unfortunately it still has this issue. Here is a bnx2 dump, lspci >> output and some Xen debug output (MSI and interrupt bindings, I have >> more if needed). > > You need debug-keys 'Q' as well to map between the PCI devices and Xen IRQs > > ~Andrew >
I could have it after reboot: (XEN) [2014-02-06 09:44:34] 0000:02:00.0 - dom 0 - MSIs < 64 65 66 67 68 69 > So the relevant MSI informations: (XEN) [2014-02-05 20:15:20] MSI-X 64 vec=d7 fixed edge assert phys cpu dest=00000022 mask=1/0/0 (XEN) [2014-02-05 20:15:20] MSI-X 65 vec=ba fixed edge assert phys cpu dest=00000000 mask=1/0/0 (XEN) [2014-02-05 20:15:20] MSI-X 66 vec=92 fixed edge assert phys cpu dest=00000022 mask=1/0/0 (XEN) [2014-02-05 20:15:20] MSI-X 67 vec=3a fixed edge assert phys cpu dest=00000021 mask=1/0/0 (XEN) [2014-02-05 20:15:20] MSI-X 68 vec=b8 fixed edge assert phys cpu dest=00000022 mask=1/0/0 (XEN) [2014-02-05 20:15:20] MSI-X 69 vec=2a fixed edge assert phys cpu dest=00000020 mask=1/1/1 ... (XEN) [2014-02-05 20:15:22] IRQ: 64 affinity:00000004 vec:d7 type=PCI-MSI/-X status=00000030 in-flight=0 domain-list=0:304(---), (XEN) [2014-02-05 20:15:22] IRQ: 65 affinity:00000100 vec:ba type=PCI-MSI/-X status=00000010 in-flight=0 domain-list=0:303(---), (XEN) [2014-02-05 20:15:22] IRQ: 66 affinity:00000004 vec:92 type=PCI-MSI/-X status=00000010 in-flight=0 domain-list=0:302(---), (XEN) [2014-02-05 20:15:22] IRQ: 67 affinity:00000002 vec:3a type=PCI-MSI/-X status=00000010 in-flight=0 domain-list=0:301(---), (XEN) [2014-02-05 20:15:22] IRQ: 68 affinity:00000004 vec:b8 type=PCI-MSI/-X status=00000030 in-flight=0 domain-list=0:300(---), (XEN) [2014-02-05 20:15:22] IRQ: 69 affinity:00000001 vec:2a type=PCI-MSI/-X status=00000002 mapped, unbound Zoli ------------------------------------------------------------------------------ Managing the Performance of Cloud-Based Applications Take advantage of what the Cloud has to offer - Avoid Common Pitfalls. Read the Whitepaper. http://pubads.g.doubleclick.net/gampad/clk?id=121051231&iu=/4140/ostg.clktrk _______________________________________________ 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
