From owner-freebsd-net@FreeBSD.ORG Mon May 4 21:10:03 2009 Return-Path: Delivered-To: freebsd-net@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 380D310656CD for ; Mon, 4 May 2009 21:10:03 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id 2079A8FC12 for ; Mon, 4 May 2009 21:10:03 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.14.3/8.14.3) with ESMTP id n44LA2Fb011856 for ; Mon, 4 May 2009 21:10:02 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.3/8.14.3/Submit) id n44LA2KP011855; Mon, 4 May 2009 21:10:02 GMT (envelope-from gnats) Date: Mon, 4 May 2009 21:10:02 GMT Message-Id: <200905042110.n44LA2KP011855@freefall.freebsd.org> To: freebsd-net@FreeBSD.org From: Andrey Golenischev Cc: Subject: Re: kern/134157: [dummynet] dummynet loads cpu for 100% and make a system frozen and unstable [regression] X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: Andrey Golenischev List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 04 May 2009 21:10:04 -0000 The following reply was made to PR kern/134157; it has been noted by GNATS. From: Andrey Golenischev To: Oleg Bulyzhin Cc: bug-followup@freebsd.org Subject: Re: kern/134157: [dummynet] dummynet loads cpu for 100% and make a system frozen and unstable [regression] Date: Tue, 5 May 2009 00:02:44 +0300 --0016e6dbe6dcd8bd0d04691c7b92 Content-Type: text/plain; charset=KOI8-R Content-Transfer-Encoding: base64 WWVzIGknbSB1c2luZyBtcGQgKHRyaWVkIHdpdGggbXBkNCBhbmQgbXBkNS4gVHJpZWQgdGhpcyBv biBzZXZlcmFsIFBDJ3MgLQp0aGUgc2FtZSBwcm9ibGVtIDooIElmIGkgaGF2ZSAzMC01MCBvbmxp bmUgdXNlcnMgLSBpdCBpcyBvay4gMTAwKyAtIGR1bW15bmV0CjEwMCUgbG9hZHMgYW5kIHNlcnZl ciBiZWNvbWUgdW5zdGFibGUvZnJlZXppbmcuCgpuZXQuaW5ldC5pcC5mdy5vbmVfcGFzczogMQpu ZXQuaXNyLmRpcmVjdDogMQoKCk9uIE1vbiwgTWF5IDQsIDIwMDkgYXQgNjowOSBQTSwgT2xlZyBC dWx5emhpbiA8b2xlZ0BmcmVlYnNkLm9yZz4gd3JvdGU6Cgo+Cj4gRmV3IG1vcmUgcXVlc3Rpb25z Ogo+IDEpIEFyZSB5b3UgdXNpbmcgbXBkPyBEaWQgeW91IHVwZ3JhZGUgaXQgYWxvbmcgd2l0aCBz eXN0ZW0/IEhhdmUgeW91IHRyaWVkCj4gdG8gdXNlIG1wZDQ/IChpZiB5b3UgaGF2ZSBwcm9ibGVt IHdpdGggbXBkNSkKPiAyKSBwbGVhc2Ugc2hvdyBtZSB2YWx1ZXMgb2YgZm9sbG93aW5nIHN5c2N0 bDoKPiBuZXQuaW5ldC5pcC5mdy5vbmVfcGFzcwo+IG5ldC5pc3IuZGlyZWN0Cj4KPiAtLQo+IE9s ZWcuCj4KPiA9PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09Cj4gPT09IE9sZWcgQnVseXpoaW4gLS0gT0JVTC1SSVBOIC0tIE9CVUwt UklQRSAtLSBvbGVnQHJpbmV0LnJ1ID09PQo+ID09PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT0KPgo+CgoKLS0gCi0tLS0K8yDV18HW xc7Jxc0sIOHOxNLFygo= --0016e6dbe6dcd8bd0d04691c7b92 Content-Type: text/html; charset=KOI8-R Content-Transfer-Encoding: quoted-printable Yes i'm using mpd (tried with mpd4 and mpd5. Tried this on several PC&#= 39;s - the same problem :( If i have 30-50 online users - it is ok. 100+ - = dummynet 100% loads and server become unstable/freezing.

net.inet.ip= .fw.one_pass: 1
net.isr.direct: 1


On Mon, May 4, 2009= at 6:09 PM, Oleg Bulyzhin <oleg@freebsd.org> wrote:

Few more questions:
1) Are you using mpd? Did you upgrade it along with system? Have you tried<= br> to use mpd4? (if you have problem with mpd5)
2) please show me values of following sysctl:
net.inet.ip.fw.one_pass
net.isr.direct

--
Oleg.

=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
=3D=3D=3D Oleg Bulyzhin -- OBUL-RIPN -- OBUL-RIPE -- oleg@rinet.ru =3D=3D=3D
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D




--
----
=F3= =D5=D7=C1=D6=C5=CE=C9=C5=CD, =E1=CE=C4=D2=C5=CA
--0016e6dbe6dcd8bd0d04691c7b92--