Date: Wed, 4 Jul 2001 14:19:47 +0200 From: "Karsten W. Rohrbach" <karsten@rohrbach.de> To: Randy -Harborside Internet <randymb@harborside.com> Cc: freebsd-hackers@freebsd.org, John Fox <foxden@harborside.com>, Jack Worrall <worrall@harborside.com> Subject: Re: TX buffer in 4.3 Message-ID: <20010704141947.B52663@mail.webmonster.de> In-Reply-To: <JMECKPIMOJNMLPBBEGBDGEGNCAAA.randymb@harborside.com>; from randymb@harborside.com on Tue, Jul 03, 2001 at 01:53:43PM -0700 References: <JMECKPIMOJNMLPBBEGBDGEGNCAAA.randymb@harborside.com>
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Randy -Harborside Internet(randymb@harborside.com)@2001.07.03 13:53:43 +0000:
>
> We are having a problem with our mail server. It recently got
> upgraded to 4.3 from 4.2, and now it is having problems with the TX
> buffer somehow on the network card. Every once in awhile it will shut
> off all network traffic and give these errors:
> no memory for tx listrl0
> Then in a few minutes (presumably when the buffer is flushed somehow)
> the network device resumes normal operation.
> We have tried 3 different NICs, and all have had the same problem.
> The three models were:
> 1. Realtek RTL8139A 10/100TX
> 2. Intel chipset:82558B
> 3. 3Com somethingerather.
>
> We are running with 512MB of RAM, and it usually has about 200 or
> more megs free at the time of this occurance.
in this case i think putting
options NMBCLUSTERS=32768
in your kernel config would solve this problem
also bumping up MAXUSERS helps...
/k
--
> Absinthe makes the tart grow fonder.
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