Date: Sat, 12 Apr 2014 00:13:43 +0930 From: "Daniel O'Connor" <doconnor@gsoft.com.au> To: Hans Petter Selasky <hps@selasky.org> Cc: freebsd-usb@freebsd.org Subject: Re: USB 3 devices not reliably connecting at 5Gbps Message-ID: <A30A4C86-A55C-41D5-96B2-7AD669B2DC8B@gsoft.com.au> In-Reply-To: <5347FE56.7040904@selasky.org> References: <A9616810-7BD9-49FC-BFA7-44206E4CCAC1@gsoft.com.au> <53478D5B.3090205@selasky.org> <ACC91511-A630-4262-AFE4-441AA154E405@gsoft.com.au> <5347BF39.2000704@selasky.org> <ACC54FEC-2265-4861-9B2F-EEE6EDFC7857@gsoft.com.au> <5347F8A7.1020206@selasky.org> <E8E3C4AB-DA87-4E0E-8B3C-5461EBCE4FB1@gsoft.com.au> <5347FE56.7040904@selasky.org>
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--Apple-Mail=_0296D75B-E084-423A-8496-8079A9E03C59 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=iso-8859-1 On 12 Apr 2014, at 0:08, Hans Petter Selasky <hps@selasky.org> wrote: > Can you check using ldd, that it is using the libusb you installed? > Also check using "usbdump" what size the kernel is submitting when you = are using libusb. Oops, I just realised I didn't update my program to increase the request = size! I changed it to do 32k requests and now it 225MB/sec - very nice :) -- 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=_0296D75B-E084-423A-8496-8079A9E03C59 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 iD8DBQFTR/+f5ZPcIHs/zowRAkOMAJ0RCtCKX0GWXhQWSx8DbV1B2TnWWwCcDjds nxGus78Xim5gWjtUEHZ5ZZk= =wGhJ -----END PGP SIGNATURE----- --Apple-Mail=_0296D75B-E084-423A-8496-8079A9E03C59--
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