From owner-freebsd-usb@FreeBSD.ORG Fri Apr 11 09:57:52 2014 Return-Path: Delivered-To: freebsd-usb@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id E0A3D5EA for ; Fri, 11 Apr 2014 09:57:52 +0000 (UTC) Received: from cain.gsoft.com.au (cain.gsoft.com.au [203.31.81.10]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 64804117D for ; Fri, 11 Apr 2014 09:57:51 +0000 (UTC) Received: from ur.dons.net.au (ppp118-210-194-169.lns20.adl6.internode.on.net [118.210.194.169]) (authenticated bits=0) by cain.gsoft.com.au (8.14.4/8.14.3) with ESMTP id s3B9vV2K039840 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=NO); Fri, 11 Apr 2014 19:27:39 +0930 (CST) (envelope-from doconnor@gsoft.com.au) Subject: Re: USB 3 devices not reliably connecting at 5Gbps Mime-Version: 1.0 (Mac OS X Mail 7.2 \(1874\)) Content-Type: multipart/signed; boundary="Apple-Mail=_E61A1D79-7AD8-4CD6-AC0C-6C31671DB9BC"; protocol="application/pgp-signature"; micalg=pgp-sha1 From: "Daniel O'Connor" In-Reply-To: <5347A7C2.9000704@selasky.org> Date: Fri, 11 Apr 2014 19:27:30 +0930 Message-Id: <10D8152C-0013-46CD-B1CF-6A5BA41D1B3A@gsoft.com.au> References: <53478D5B.3090205@selasky.org> <5347A7C2.9000704@selasky.org> To: Hans Petter Selasky X-Mailer: Apple Mail (2.1874) X-Spam-Score: 0.163 () BAYES_00,RDNS_DYNAMIC X-Scanned-By: MIMEDefang 2.67 on 203.31.81.10 Cc: freebsd-usb@freebsd.org X-BeenThere: freebsd-usb@freebsd.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: FreeBSD support for USB List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 11 Apr 2014 09:57:52 -0000 --Apple-Mail=_E61A1D79-7AD8-4CD6-AC0C-6C31671DB9BC Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=iso-8859-1 On 11 Apr 2014, at 17:58, Hans Petter Selasky wrote: > On 04/11/14 09:29, Daniel O'Connor wrote: >>=20 >> On 11 Apr 2014, at 16:06, Hans Petter Selasky = wrote: >> Finally, I ran systat -vmstat 1 while running the test and I see 4000 = IRQ/sec on the xhci device, not 8000 as your comment above would = suggest. >=20 > Looks like a bug there. Can you try this patch: >=20 > http://svnweb.freebsd.org/changeset/base/264340 That gives a definite improvement to 187MB/sec, thanks! -- Daniel O'Connor software and network engineer for Genesis Software - http://www.gsoft.com.au "The nice thing about standards is that there are so many of them to choose from." -- Andrew Tanenbaum GPG Fingerprint - 5596 B766 97C0 0E94 4347 295E E593 DC20 7B3F CE8C --Apple-Mail=_E61A1D79-7AD8-4CD6-AC0C-6C31671DB9BC Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename=signature.asc Content-Type: application/pgp-signature; name=signature.asc Content-Description: Message signed with OpenPGP using GPGMail -----BEGIN PGP SIGNATURE----- Comment: GPGTools - http://gpgtools.org iD8DBQFTR7yK5ZPcIHs/zowRAt88AJ9UyDJ0m+82/H9CBn+HGohcBE2reQCbB2wG hdA/mS0JbNyqlk6zp58V+AU= =byT1 -----END PGP SIGNATURE----- --Apple-Mail=_E61A1D79-7AD8-4CD6-AC0C-6C31671DB9BC--