&os; Driver for the Annapurna Labs ENA

From owner-svn-doc-head@freebsd.org Mon Jul 3 00:32:10 2017 Return-Path: Delivered-To: svn-doc-head@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 4136B9B2F63; Mon, 3 Jul 2017 00:32:10 +0000 (UTC) (envelope-from bjk@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (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 0FA9A7BA67; Mon, 3 Jul 2017 00:32:09 +0000 (UTC) (envelope-from bjk@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id v630W94U092687; Mon, 3 Jul 2017 00:32:09 GMT (envelope-from bjk@FreeBSD.org) Received: (from bjk@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id v630W9kO092686; Mon, 3 Jul 2017 00:32:09 GMT (envelope-from bjk@FreeBSD.org) Message-Id: <201707030032.v630W9kO092686@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: bjk set sender to bjk@FreeBSD.org using -f From: Benjamin Kaduk Date: Mon, 3 Jul 2017 00:32:09 +0000 (UTC) To: doc-committers@freebsd.org, svn-doc-all@freebsd.org, svn-doc-head@freebsd.org Subject: svn commit: r50436 - head/en_US.ISO8859-1/htdocs/news/status X-SVN-Group: doc-head X-SVN-Commit-Author: bjk X-SVN-Commit-Paths: head/en_US.ISO8859-1/htdocs/news/status X-SVN-Commit-Revision: 50436 X-SVN-Commit-Repository: doc MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-doc-head@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: SVN commit messages for the doc tree for head List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 03 Jul 2017 00:32:10 -0000 Author: bjk Date: Mon Jul 3 00:32:09 2017 New Revision: 50436 URL: https://svnweb.freebsd.org/changeset/doc/50436 Log: Add 2017Q2 Annapurna Labs ENA entry from Michał Krawczyk Modified: head/en_US.ISO8859-1/htdocs/news/status/report-2017-04-2017-06.xml Modified: head/en_US.ISO8859-1/htdocs/news/status/report-2017-04-2017-06.xml ============================================================================== --- head/en_US.ISO8859-1/htdocs/news/status/report-2017-04-2017-06.xml Sun Jul 2 21:49:30 2017 (r50435) +++ head/en_US.ISO8859-1/htdocs/news/status/report-2017-04-2017-06.xml Mon Jul 3 00:32:09 2017 (r50436) @@ -545,4 +545,76 @@ somewhat easier.

+ + + &os; Driver for the Annapurna Labs ENA + + + + + Marcin + Wojtas + + mw@semihalf.com + + + + + Michał + Krawczyk + + mk@semihalf.com + + + + + Enhanced Networking Guide + + + +

ENA (Elastic Network Adapter) is a 25G SmartNIC developed by + Annapurna Labs and is based on a custom ARMv8 chip. This is a + high performance networking card available in AWS offering. + It introduces enhancements in network utilization scalability + on EC2 machines under control of various operating systems, in + particular &os;.

+ +

The goal of &os; enablement is to provide top performance and + a wide range of monitoring and management features such + as:

+ +

multiple queue modes
hardware offloads (rx and tx checksum)
admin queue
asynchronous notifications
robust hardware access
a scalable number of MSI-X vectors
hardware counters
watchdog mechanism
LRO
RSS

+ +

The driver is now available in kernel source tree since + r318647.

+ + + Annapurna Labs — an Amazon company + + + Add RSS configuration from userspace (sysctls). + + Add support for LLQ mechanisms. + +