From owner-freebsd-net@freebsd.org  Sat May  7 17:47:55 2016
Return-Path: <owner-freebsd-net@freebsd.org>
Delivered-To: freebsd-net@mailman.ysv.freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 by mailman.ysv.freebsd.org (Postfix) with ESMTP id 1A483B329B9
 for <freebsd-net@mailman.ysv.freebsd.org>;
 Sat,  7 May 2016 17:47:55 +0000 (UTC)
 (envelope-from eugen@grosbein.net)
Received: from hz.grosbein.net (hz.grosbein.net [78.47.246.247])
 (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits))
 (Client CN "hz.grosbein.net", Issuer "hz.grosbein.net" (not verified))
 by mx1.freebsd.org (Postfix) with ESMTPS id 9AF2D1B2E
 for <freebsd-net@freebsd.org>; Sat,  7 May 2016 17:47:53 +0000 (UTC)
 (envelope-from eugen@grosbein.net)
Received: from eg.sd.rdtc.ru (root@eg.sd.rdtc.ru [62.231.161.221])
 by hz.grosbein.net (8.14.9/8.14.9) with ESMTP id u47HlnFt074845
 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT);
 Sat, 7 May 2016 19:47:49 +0200 (CEST)
 (envelope-from eugen@grosbein.net)
X-Envelope-From: eugen@grosbein.net
X-Envelope-To: yuri@rawbw.com
Received: from [10.58.0.10] (dadvw [10.58.0.10])
 by eg.sd.rdtc.ru (8.15.2/8.15.2) with ESMTPS id u47HlbT6018179
 (version=TLSv1.2 cipher=DHE-RSA-AES128-SHA bits=128 verify=NOT);
 Sun, 8 May 2016 00:47:38 +0700 (KRAT)
 (envelope-from eugen@grosbein.net)
Subject: Re: Marvell Yukon (msk) network card causes the "sticky mouse"
 problem: mouse stops for extended periods of time
To: Yuri <yuri@rawbw.com>, freebsd-net@freebsd.org
References: <572CC657.8040207@rawbw.com> <572E0AF1.5060307@grosbein.net>
 <572E18E3.30300@rawbw.com>
From: Eugene Grosbein <eugen@grosbein.net>
Message-ID: <572E2A34.1010506@grosbein.net>
Date: Sun, 8 May 2016 00:47:32 +0700
User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:38.0) Gecko/20100101
 Thunderbird/38.7.2
MIME-Version: 1.0
In-Reply-To: <572E18E3.30300@rawbw.com>
Content-Type: text/plain; charset=windows-1252; format=flowed
Content-Transfer-Encoding: 7bit
X-Spam-Status: No, score=0.3 required=5.0 tests=BAYES_00,LOCAL_FROM
 autolearn=no version=3.3.2
X-Spam-Report: * -2.3 BAYES_00 BODY: Bayes spam probability is 0 to 1%
 *      [score: 0.0000] *  2.6 LOCAL_FROM From my domains
X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on hz.grosbein.net
X-BeenThere: freebsd-net@freebsd.org
X-Mailman-Version: 2.1.22
Precedence: list
List-Id: Networking and TCP/IP with FreeBSD <freebsd-net.freebsd.org>
List-Unsubscribe: <https://lists.freebsd.org/mailman/options/freebsd-net>,
 <mailto:freebsd-net-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-net/>
List-Post: <mailto:freebsd-net@freebsd.org>
List-Help: <mailto:freebsd-net-request@freebsd.org?subject=help>
List-Subscribe: <https://lists.freebsd.org/mailman/listinfo/freebsd-net>,
 <mailto:freebsd-net-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sat, 07 May 2016 17:47:55 -0000

07.05.2016 23:33, Yuri wrote:

>> Verify if your mouse (USB one?) is using IRQ 18 too.
>> "vmstat -ai" command would be helpful.
> Yes, I have a USB mouse, and my USB uses IRQ 18:
>
> irq18: ehci0 uhci5                503154          9
> stray irq18                            0          0

That must be the reason. Somehow interrupt sharing for USB and NIC
does not work well in your system. Can't say for sure what it guilty,
FreeBSD kernel, motherboard ACPI BIOS, NIC or USB driver.