From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?ISO-8859-2?Q?Krzysztof_Ol=EAdzki?= Subject: Re: [Bugme-new] [Bug 14685] New: 2.6.30 -> 2.6.31: very high number of RX dropped in bnx2 Date: Wed, 02 Dec 2009 14:37:56 +0100 Message-ID: <4B166DB4.9080101@ans.pl> References: <1259603093.14964.79.camel@nseg_linux_HP1.broadcom.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-2; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: "'Andrew Morton'" , "netdev@vger.kernel.org" , "bugzilla-daemon@bugzilla.kernel.org" , "bugme-daemon@bugzilla.kernel.org" To: Michael Chan Return-path: Received: from bizon.gios.gov.pl ([195.187.34.71]:35818 "EHLO bizon.gios.gov.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753937AbZLBNiN (ORCPT ); Wed, 2 Dec 2009 08:38:13 -0500 In-Reply-To: <1259603093.14964.79.camel@nseg_linux_HP1.broadcom.com> Sender: netdev-owner@vger.kernel.org List-ID: On 2009-11-30 18:44, Michael Chan wrote: > On Mon, 2009-11-30 at 07:33 -0800, Krzysztof Oledzki wrote: >> # ethtool -S eth0|egrep "(rx_bcast_packets|rx_mcast_packets| >> rx_fw_discards)" >> rx_mcast_packets: 2806 >> rx_bcast_packets: 790016 >> rx_fw_discards: 790016 >=20 > This tells me that all the dropped packets are occurring in the iSCSI > ring. >=20 > We have recently enabled iSCSI in the kernel and you probably don't h= ave > the userspace components to handle the iSCSI ring. All broadcast > packets are also received in the iSCSI ring and they are all dropped = in > this case without the userspace components. Networking is not affect= ed. > If you rmmod the bnx2i and cnic drivers, the drop counter should stop > counting. >=20 > We have newer firmware that will not include dropped iSCSI packets in > the networking counters. It should appear in the 2.6.33 kernel > time-frame. Yep, it was the cnic driver. Now I feel silly. Thank you for you help=20 and sorry for the noise. I going to close it with RESOLVED-DOCUMENTED. Best regards, Krzysztof Ol=EAdzki