From owner-freebsd-net@freebsd.org Thu Dec 28 20:28:35 2017 Return-Path: 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 F080FEB255E for ; Thu, 28 Dec 2017 20:28:35 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id D71166979E for ; Thu, 28 Dec 2017 20:28:35 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from bugs.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id vBSKSYvt070987 for ; Thu, 28 Dec 2017 20:28:35 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-net@FreeBSD.org Subject: [Bug 221919] ixl: TX queue hang when using TSO and having a high and mixed network load Date: Thu, 28 Dec 2017 20:28:34 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 11.1-STABLE X-Bugzilla-Keywords: IntelNetworking X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: incin@incin.me X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: erj@freebsd.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 28 Dec 2017 20:28:36 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D221919 Wallace changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |incin@incin.me --- Comment #9 from Wallace --- We are having the same issue on a new Supermicro server purchsed this month. ixl0@pci0:26:0:0: class=3D0x020000 card=3D0x37d215d9 chip=3D0x37d2808= 6 rev=3D0x09 hdr=3D0x00 vendor =3D 'Intel Corporation' device =3D 'Ethernet Connection X722 for 10GBASE-T' class =3D network subclass =3D ethernet Dec 27 10:23:03 hostname kernel: ixl0: WARNING: queue 1 appears to be hung! Dec 27 10:23:03 hostname kernel: ixl0: WARNING: Resetting! Dec 27 10:23:10 hostname kernel: ixl0: Malicious Driver Detection event 14 = on TX queue 1, pf number 0 Dec 27 10:23:10 hostname kernel: ixl0: MDD TX event is for this function! After playing with lro and tso things seemed to be better. No more errors in the log files and NFS shares seemed more stable. Over the past week it seem= ed it didn't matter if there was light or heavy traffic.=20 Errors:=20 ixl0: flags=3D8843 metric 0 mtu 1500 =20=20=20=20=20=20=20 options=3D6407bb ether ac:1f:6b:61:a3:80 hwaddr ac:1f:6b:61:a3:80 inet x.x.x.x netmask 0xfffff800 broadcast x.x.x.x inet x.x.x.x netmask 0xfffff800 broadcast x.x.x.x=20 nd6 options=3D29 media: Ethernet autoselect (10Gbase-T ) status: active No Errors: [root@backup0 ~]# ifconfig ixl0 -lro -tso [root@backup0 ~]# ifconfig ixl0 ixl0: flags=3D8843 metric 0 mtu 1500 =20=20=20=20=20=20=20 options=3D6400bb ether ac:1f:6b:61:a3:80 hwaddr ac:1f:6b:61:a3:80 inet x.x.x.x netmask 0xfffff800 broadcast x.x.x.x=20 inet x.x.x.x netmask 0xfffff800 broadcast x.x.x.x nd6 options=3D29 media: Ethernet [root@hostname /var/log]# freebsd-version -k 11.1-RELEASE-p4 [root@hostname /var/log]# freebsd-version -u 11.1-RELEASE-p6 I can provide more info if anyone needs it or help debug the issue more. Thanks! --=20 You are receiving this mail because: You are on the CC list for the bug.=