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Date:      Thu, 12 Aug 2004 19:19:09 -0700 (PDT)
From:      Doug White <dwhite@gumbysoft.com>
To:        igor@ktts.kharkov.ua
Cc:        freebsd-stable@freebsd.org
Subject:   Re: 5.2.1 performance issue
Message-ID:  <20040812191715.A86599@carver.gumbysoft.com>
In-Reply-To: <200408110050.i7B0oSbD026292@ktts.kharkov.ua>
References:  <200408110050.i7B0oSbD026292@ktts.kharkov.ua>

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On Wed, 11 Aug 2004 igor@ktts.kharkov.ua wrote:

> I noticed that box started getting input errors on em0.
> In order to fix that I increased EM_MAX_TXD from 256 to 1024 and
> EM_MAX_RXD from 256 to 2048.
> After that Input errors disappeared but I continued getting intr_queue_drops
> counter increasing.

You might double check your duplex settings, and if you're on a managed
switch, the stats there. It may  not have autonegotaited properly after
the reboot.

Also make sure you aren't running with WITNESS and INVARIANTS. Those are
big CPU pigs.

-- 
Doug White                    |  FreeBSD: The Power to Serve
dwhite@gumbysoft.com          |  www.FreeBSD.org



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