From: Ben Greear <greearb@candelatech.com>
To: Sascha Schumann <sascha@schumann.cx>
Cc: "'netdev@oss.sgi.com'" <netdev@oss.sgi.com>
Subject: Re: 2.4.21: bug report for tg3: tx lockup when changing MTU
Date: Sat, 02 Aug 2003 20:48:51 -0700 [thread overview]
Message-ID: <3F2C8623.2080106@candelatech.com> (raw)
In-Reply-To: <Pine.LNX.4.53.0308021122290.27834@eco.foo>
Sascha Schumann wrote:
>>Kernel is 2.4.21 + custom patches (which should not affect tg3).
>>
>>lspci says the NIC is: Altima AC9100 (rev 15)
>
>
> [1] says that the AC9100 based Netgear GA302T cards don't
> support jumbo frames. I'm seeing regular lockups once
> packets larger than 1500bytes flow through the NIC.
>
> It would be cool though if this turned out to be a driver
> limitation and not a (crippled) chipset issue.
It definately handles 4000 byte frames just fine, you just need to
ifdown and ifup it after changing the MTU much of the time...or maybe
only when running it under heavy load when you make the MTU change...
Ben
--
Ben Greear <greearb@candelatech.com>
Candela Technologies Inc http://www.candelatech.com
prev parent reply other threads:[~2003-08-03 3:48 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-08-01 22:54 2.4.21: bug report for tg3: tx lockup when changing MTU Ben Greear
2003-08-01 23:57 ` Jeff Garzik
2003-08-02 0:24 ` Ben Greear
2003-08-02 9:44 ` Sascha Schumann
2003-08-03 3:48 ` Ben Greear [this message]
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