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Re: [opensuse] Cómo para fijar interfaz de red overruns?

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Subject: Re: [opensuse] Cómo para fijar interfaz de red overruns?
From: Per Jessen <per@xxxxxxxxxxxx>
Date: Tue, 03 Apr 2012 19:22:55 +0200
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Cristian Rodríguez escribió:

> *El 01/04/12 13:58, Por *Jessen *escribió:
>> estoy probando una conexión de fibra nueva en 50/10*Mbit, y la tarjeta
>> de interfaz de la red está mostrando un número creciente de *overruns cuándo
>>  "acentúo" el vínculo con un largo descargar de una fuente de velocidad alta.
>> En el último 4*Gb descarga, vi el aumento de contador por al menos
>> 10000.
>>
>> *Googling Ha informado me que "Recibe *overruns significa que los paquetes
>> están
>> llegando más rápidos que puedes recibir".  El *firewall al cual la fibra
>> es conectada es un *elderly *PIII 800*MHz, pero puedo no bastante
>> imaginar que
>> causando este asunto.  Tiene cuatro interfaces de red:
>>
>> 02:04.0 *Ethernet controlador: 3*Com Empresa 3*c905*B 100*BaseTX
>> [*Cyclone] (*rev 24) 02:08.0 *Ethernet controlador: *Intel Empresa
>> 82801BAM/de BA/CAM/de CA *Ethernet Controlador (*rev 01) 02:09.0 *Ethernet
>> controlador: 3*Com Empresa 3*c905*B 100*BaseTX [*Cyclone] (*rev 24)
>> 02:0un.0 *Ethernet controlador: 3*Com Empresa 3*c905*C-TX/de TX-*M
>> [*Tornado] (*rev 74)
>>
>> en separado interrumpe:  (de /*proc/interrumpe)
>>
>>   16:   15819304   IO-*APIC-*fasteoi   *eth2
>>   18:   13879018   IO-*APIC-*fasteoi   *eth3
>>   20:      73917   IO-*APIC-*fasteoi   *eth0
>>   21:    1667206   IO-*APIC-*fasteoi   *eth1
>>
>> La interfaz problemática es *eth3, #uno 3*Com 3*c905*b.  Estoy contemplando
>> reemplazándolo con un más nuevo *intel *e100 tarjeta, pero estoy cogiendo
>> en *straws. Ninguno otras sugerencias para *troubleshooting esto?
>>
>>
> 
> *Hi,  probaste RFS/de RPS ?
> 
> *http://Código.*google.*com/*p/*kernel/*wiki/*NetScalingGuide#Configuración_de RPS

*Thanks para el vínculo, que era lectura interesante.  Mi *firewall sólo ha
sólo un *elderly CPU aun así :-)



-- 
Por *Jessen, *Zürich (16.9°*C)

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A *unsubscribe, *e-correo: *opensuse+unsubscribe@xxxxxxxxxxxx
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Cristian Rodríguez wrote:

> El 01/04/12 13:58, Per Jessen escribió:
>> I'm testing a new fibre connection at 50/10Mbit, and the network
>> interface card is showing an increasing number of overruns when
>> I "stress" the link with a lengthy download from a high-speed source.
>> In the last 4Gb download, I saw the counter increase by at least
>> 10000.
>>
>> Googling has informed me that "Receive overruns means that packets
>> are
>> arriving faster than you can receive".  The firewall to which the
>> fibre is connected is an elderly PIII 800MHz, but I can't quite
>> imagine that
>> causing this issue.  It has four network interfaces:
>>
>> 02:04.0 Ethernet controller: 3Com Corporation 3c905B 100BaseTX
>> [Cyclone] (rev 24) 02:08.0 Ethernet controller: Intel Corporation
>> 82801BA/BAM/CA/CAM Ethernet Controller (rev 01) 02:09.0 Ethernet
>> controller: 3Com Corporation 3c905B 100BaseTX [Cyclone] (rev 24)
>> 02:0a.0 Ethernet controller: 3Com Corporation 3c905C-TX/TX-M
>> [Tornado] (rev 74)
>>
>> on separate interrupts:  (from /proc/interrupts)
>>
>>   16:   15819304   IO-APIC-fasteoi   eth2
>>   18:   13879018   IO-APIC-fasteoi   eth3
>>   20:      73917   IO-APIC-fasteoi   eth0
>>   21:    1667206   IO-APIC-fasteoi   eth1
>>
>> The problematic interface is eth3, a 3Com 3c905b.  I'm contemplating
>> replacing it with a newer intel e100 card, but I'm grasping
>> at straws. Any other suggestions for troubleshooting this?
>>
>>
> 
> Hi, did you tried RPS/RFS ?
> 
> http://code.google.com/p/kernel/wiki/NetScalingGuide#RPS_Configuration

Thanks for the link, that was interesting reading.  My firewall only has
only one elderly CPU though :-)



-- 
Per Jessen, Zürich (16.9°C)

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