From nobody Tue Apr 1 07:04:19 2025 X-Original-To: net@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4ZRfBF6nMqz5s4qM for ; Tue, 01 Apr 2025 07:04:21 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R10" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4ZRfBF4wsRz3xT0 for ; Tue, 01 Apr 2025 07:04:21 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1743491061; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=vtRijGLYSHbRaW8mWqZevQRr+QdKpp/crXCN5NI9bII=; b=mJbJxetEKbp1Qq3MvLJzK7/EodeEr6L/DeLsG/zdG5b/ZOp5WQTTkvBtaP5O8E/vR+R7m6 2IPmVjJENFy4rV/Lo32KvxEilN0Ig/L4uKjN+2TSvz52AgaAeRfz0S4vUnj8N2MGjqcRS0 Yma1IC2V3tRcnpVpg/kSilTEqhD0Zm+axdP8SNBsw1DKn9q22p2mtmuu027fMOyJqKt2yH JYzNSR7KxsR/07SunwwXDBmW5eQVfuaKqr4q6ftQYkT8aLWwIRDJD863Jtgn1/wwGa8kAT NBaF76dBf5SAvcsujyj3AlMqRzkjbKcrgnEkjK2kjMc9z0CDiF8BZ8j9zoO87g== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1743491061; a=rsa-sha256; cv=none; b=gl5cdqn7nodBC9cJeMbjhCnzZAiGiAx+BFBRN/3VgsTd2umtFCR0M6CwSIXYSznz1St69T QrTQauEhuUmEcidqTweaqtXaMdVA31jAC00mdBBTZF1l+tZw94aV3wJkbUAxDhKY781MqO +vL0lFqEGXxWO+6ZuYHlbwu65QGlFL8kumeYjedk+MI43SxJhtJXJBeCjfWNW1jp6OOqS4 NaJL0TSF5qjG1JgOUaNYL6nufVDG7F6LIaUN3UHWjlcJ4xXDo34IaHFZ6UM2lA+nxTWM8U kfYCScqq9j88/CUpqYxKEw0lN4w6gcI0fdnL8LkUstG4Q6zJ42MMJTItURHd3g== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1743491061; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=vtRijGLYSHbRaW8mWqZevQRr+QdKpp/crXCN5NI9bII=; b=Ovsdelj7U0740Heof0RhtXtd5T/orZ6d+e1BQo2v4tbWxJ+ZaTo3xqZ5EMOTBipyRJto5e Rg75VdG8a2+pj4iXb2HO1dyB1Ou8ZEM4RTCEr4tfFNuSjvpZE9G6VV6uQmJX0FXxccWRYT dRfEqJyFtw1+wjJZ5H9Y7FUyhW2GUSIpq5TJDsjo/msP+1JO7lx7cQ0RC/Z9efdBA5iksj S1LJRFiX7kM32CCIHcR+9ruxRIe6D8XDEOP8BP59hP4JxQq9kgmGldKH7nN315dTGgJ3Ly yPIrPnqrt0eTp8kW+baIOQVekDX93M/JayHE0HeLpvCYPhZHzHJogVT3iATqgw== Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 4ZRfBF4QXGz5HY for ; Tue, 01 Apr 2025 07:04:21 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 53174Lk8053369 for ; Tue, 1 Apr 2025 07:04:21 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 53174LWA053368 for net@FreeBSD.org; Tue, 1 Apr 2025 07:04:21 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: net@FreeBSD.org Subject: [Bug 265714] igc(4) drops link under high traffic Date: Tue, 01 Apr 2025 07:04:19 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 13.1-STABLE X-Bugzilla-Keywords: IntelNetworking X-Bugzilla-Severity: Affects Many People X-Bugzilla-Who: kbowling@freebsd.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: net@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="UTF-8" X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Networking and TCP/IP with FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-net List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-net@FreeBSD.org MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D265714 --- Comment #26 from Kevin Bowling --- (In reply to Tinkerer from comment #25) That sounds like a hashing collision where multiple flows land on a single core/queue and there is no back pressure. Not related to this bug at all w= hich is link completely unavailable. --=20 You are receiving this mail because: You are the assignee for the bug.=