Re: [Xen-users] PCI passthrough, poor network performance in upl

To:	"Thomas Halinka" <lists@xxxxxxxxx>
Subject:	Re: [Xen-users] PCI passthrough, poor network performance in upload direction
From:	"Luis F Urrea" <lfurrea@xxxxxxxxx>
Date:	Thu, 11 Dec 2008 14:51:45 -0700
Cc:	deshantm@xxxxxxxxx, xen-users@xxxxxxxxxxxxxxxxxxx
Delivery-date:	Thu, 11 Dec 2008 13:52:55 -0800
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eth0      Link encap:Ethernet HWaddr 00:10:18:32:01:07
          inet addr:172.16.1.130 Bcast:172.16.1.255 Mask:255.255.255.128
          inet6 addr: fe80::210:18ff:fe32:107/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
          RX packets:355091 errors:0 dropped:0 overruns:0 frame:0
          TX packets:750511 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:37691559 (35.9 MiB) TX bytes:1124647344 (1.0 GiB)
          Interrupt:17

eth1      Link encap:Ethernet HWaddr 00:10:18:2f:df:91
          inet addr:172.16.0.139 Bcast:172.16.0.255 Mask:255.255.255.128
          inet6 addr: fe80::210:18ff:fe2f:df91/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
          RX packets:5973 errors:0 dropped:0 overruns:0 frame:0
          TX packets:3374 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:4131763 (3.9 MiB) TX bytes:601655 (587.5 KiB)
          Interrupt:1

firewall:~# cat /proc/interrupts
           CPU0
254:       9363        Phys-irq eth1
255:     632464        Phys-irq eth0
256:      67710     Dynamic-irq timer0
257:          0     Dynamic-irq resched0
258:          0     Dynamic-irq callfunc0
259:        358     Dynamic-irq xenbus
260:          0     Dynamic-irq suspend
261:          0     Dynamic-irq pcifront
262:         36     Dynamic-irq xencons
263:      16841     Dynamic-irq blkif
264:         12     Dynamic-irq blkif
NMI:          0
LOC:          0
ERR:          0
MIS:          0

On Thu, Dec 11, 2008 at 2:47 PM, Thomas Halinka <lists@xxxxxxxxx> wrote:

Am Donnerstag, den 11.12.2008, 14:26 -0700 schrieb Luis F Urrea:

> Guest kernel is:
>
> 2.6.18.8-xen
>
> This is a paravirtualized Debian installation on the guest booted with
> PyGrub
>
> NICs are both:
>
> Broadcom NetXtreme BCM5722 Gig Ethernet PCI Express
>
> System:
> AMD Opteron 2212 2GHz
> 4 GB RAM
> on Dell Poweredge T105
>
> DomU's 512 MB RAM
>
> Driver is tg3 compiled from source on guest domain.

Please post _full-output_ from one of these interfaces

ifconfig ethX

and also

# cat /proc/interrupts

Thomas

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Re: [Xen-users] PCI passthrough, poor network performance in upload dire