Re: [2.6.0-mm2] e100 driver hangs after period of moderate receive load
From: Jeff Garzik (jgarzik_at_pobox.com)
Date: 12/31/03
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- In reply to: Lennert Buytenhek: "Re: [2.6.0-mm2] e100 driver hangs after period of moderate receive load"
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Date: Wed, 31 Dec 2003 07:34:46 -0500 To: Lennert Buytenhek <buytenh@gnu.org>
Lennert Buytenhek wrote:
> On Wed, Dec 31, 2003 at 07:11:10AM -0500, Jeff Garzik wrote:
>
>
>>>After banging on an e100 card for about ten minutes with a ~60kpps stream,
>>>the interface stops receiving packets. Interrupts come in once every few
>>>seconds (from /proc/interrupts), but no packets are received anymore at
>>>all.
>>>Lots of slab corruption messages in the syslog that were generated during
>>>that packet stream (see other email I sent.) Stopping the packet stream
>>>still leaves the interface unusable. 'ifconfig eth1 down ; ifconfig eth1
>>>up'
>>>seems to fix things.
>>
>>Is NAPI enabled for this driver? The interrupt behavior seems normal
>>for NAPI, but certainly the rest of the behavior does not...
>
>
> Yes, NAPI was indeed enabled.
>
> I 'went back' to 2.6.1-rc1 and that seems fine now. Any patches you want
> me to try on top of 2.6.0-mm2?
Well, the two are vastly different, since -mm2 includes a complete
rewrite of e100.
Does disabling NAPI in -mm2 change anything?
Jeff
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- Previous message: Xan: "i18n for kernel 2.7.x?"
- In reply to: Lennert Buytenhek: "Re: [2.6.0-mm2] e100 driver hangs after period of moderate receive load"
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