From owner-freebsd-bugs@freebsd.org Thu Jan 10 23:08:43 2019 Return-Path: Delivered-To: freebsd-bugs@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id D0C8A149C4E7 for ; Thu, 10 Jan 2019 23:08:42 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mailman.ysv.freebsd.org (mailman.ysv.freebsd.org [IPv6:2001:1900:2254:206a::50:5]) by mx1.freebsd.org (Postfix) with ESMTP id 616FF747CF for ; Thu, 10 Jan 2019 23:08:42 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.ysv.freebsd.org (Postfix) id 24F63149C4E6; Thu, 10 Jan 2019 23:08:42 +0000 (UTC) Delivered-To: bugs@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id DE16F149C4E5 for ; Thu, 10 Jan 2019 23:08:41 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.ysv.freebsd.org (mxrelay.ysv.freebsd.org [IPv6:2001:1900:2254:206a::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.ysv.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 7DF3A747CE for ; Thu, 10 Jan 2019 23:08:41 +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 mxrelay.ysv.freebsd.org (Postfix) with ESMTPS id BE5E53306 for ; Thu, 10 Jan 2019 23:08:40 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id x0AN8e7O022712 for ; Thu, 10 Jan 2019 23:08:40 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id x0AN8eCH022711 for bugs@FreeBSD.org; Thu, 10 Jan 2019 23:08:40 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 234838] ena drop-outs on 12.0-RELEASE Date: Thu, 10 Jan 2019 23:08:40 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 12.0-RELEASE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: leif@ofWilsonCreek.com X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter Message-ID: 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-bugs@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 10 Jan 2019 23:08:43 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D234838 Bug ID: 234838 Summary: ena drop-outs on 12.0-RELEASE Product: Base System Version: 12.0-RELEASE Hardware: amd64 OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: leif@ofWilsonCreek.com We're observing problems with the ena driver on AWS in 12.0-RELEASE. We see these kernel messages a few times per day, and not surprisingly, the NIC appears to quit working for a few minutes and then recover. (We see this because our Nagios instance alarms and then recovers.) This particular inst= ance is an r4.large. ena_com_prepare_tx() [TID:100766]: Not enough space in the tx queue ena0: failed to prepare tx bufs ena_com_prepare_tx() [TID:100766]: Not enough space in the tx queue ena0: failed to prepare tx bufs ena_com_prepare_tx() [TID:100378]: Not enough space in the tx queue ena0: failed to prepare tx bufs ena_com_prepare_tx() [TID:100376]: Not enough space in the tx queue ena0: failed to prepare tx bufs ena_com_prepare_tx() [TID:100844]: Not enough space in the tx queue ena0: failed to prepare tx bufs ena_com_prepare_tx() [TID:100765]: Not enough space in the tx queue ena0: failed to prepare tx bufs ena_com_prepare_tx() [TID:100363]: Not enough space in the tx queue ena0: failed to prepare tx bufs ena_com_prepare_tx() [TID:100523]: Not enough space in the tx queue ena0: failed to prepare tx bufs ena0: Keep alive watchdog timeout. ena0: Trigger reset is on ena0: device is going DOWN ena0: device is going UP ena0: link is UP ena_com_prepare_tx() [TID:100401]: Not enough space in the tx queue ena0: failed to prepare tx bufs ena_com_prepare_tx() [TID:100477]: Not enough space in the tx queue ena0: failed to prepare tx bufs ena_com_prepare_tx() [TID:100634]: Not enough space in the tx queue ena0: failed to prepare tx bufs ena0: Keep alive watchdog timeout. ena0: Trigger reset is on ena0: device is going DOWN ena0: free uncompleted tx mbuf qid 0 idx 0xb9ena0: ena0: device is going UP link is UP ena0: Keep alive watchdog timeout. ena0: Trigger reset is on ena0: device is going DOWN ena0: device is going UP ena0: link is UP ena_com_prepare_tx() [TID:100360]: Not enough space in the tx queue ena0: failed to prepare tx bufs ena_com_prepare_tx() [TID:100587]: Not enough space in the tx queue ena0: failed to prepare tx bufs ena_com_prepare_tx() [TID:100365]: Not enough space in the tx queue ena0: failed to prepare tx bufs ena0: The number of lost tx completion is above the threshold (129 > 128). Reset the device ena0: Trigger reset is on ena0: device is going DOWN ena0: free uncompleted tx mbuf qid 1 idx 0x2bbena0: device is going UP ena0: link is UP ena_com_prepare_tx() [TID:100375]: Not enough space in the tx queue ena0: failed to prepare tx bufs ena_com_prepare_tx() [TID:100892]: Not enough space in the tx queue ena0: failed to prepare tx bufs ena0: The number of lost tx completion is above the threshold (129 > 128). Reset the device ena0: Trigger reset is on ena0: device is going DOWN ena0: free uncompleted tx mbuf qid 0 idx 0x234ena0: ena0: device is going UP link is UP ena_com_prepare_tx() [TID:100365]: Not enough space in the tx queue ena0: failed to prepare tx bufs ena_com_prepare_tx() [TID:100832]: Not enough space in the tx queue ena0: failed to prepare tx bufs ena0: The number of lost tx completion is above the threshold (129 > 128). Reset the device ena0: Trigger reset is on ena0: device is going DOWN ena0: free uncompleted tx mbuf qid 1 idx 0xf5ena0: ena0: device is going UP link is UP ena_com_prepare_tx() [TID:100474]: Not enough space in the tx queue ena0: failed to prepare tx bufs ena0: Keep alive watchdog timeout. ena0: Trigger reset is on ena0: device is going DOWN ena0: device is going UP ena0: link is UP --=20 You are receiving this mail because: You are the assignee for the bug.=