From owner-freebsd-stable@freebsd.org Tue Jan 3 07:12:04 2017 Return-Path: Delivered-To: freebsd-stable@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 1F706C9BEAB for ; Tue, 3 Jan 2017 07:12:04 +0000 (UTC) (envelope-from amarat@li.ru) Received: from smtp47.i.mail.ru (smtp47.i.mail.ru [94.100.177.107]) (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 7CDBB1CF3 for ; Tue, 3 Jan 2017 07:12:02 +0000 (UTC) (envelope-from amarat@li.ru) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mail.ru; s=mail2; h=Content-Type:In-Reply-To:MIME-Version:Date:Message-ID:From:References:Cc:To:Subject; bh=bHWQrujPECF0a5SCI7VleNqs9ovKaO9RLJUk6eLLj0U=; b=DKmmaPswvSFA5Mi9cWXQG3nzlHvlnXmi+oiJzahayOPkKdJ6rSfvUbyt4Ginnft63J0wktZNBUX0tFupARyX4uC/X4Zt73+4c+kRW7tNK5elpMipRFK1iqzifSwhO1uL3GcGS5v29oUvqAbAHLfoH5STGsBXe5cMOiDIbcYsSmE=; Received: from [46.42.164.119] (port=43262 helo=zealot.ksu.ru) by smtp47.i.mail.ru with esmtpa (envelope-from ) id 1cOJGD-0004Ru-Ak; Tue, 03 Jan 2017 10:11:54 +0300 Subject: Re: usb 3.0 thumb drive speed limit To: Florian Ermisch Cc: FreeBSD stable References: <586A0F05.6050504@li.ru> <20170102202711.G26979@sola.nimnet.asn.au> <586A2495.5030301@li.ru> <2E28B7BD-84DF-45EB-AB30-994DE26A0025@alumni.tu-berlin.de> From: "Marat N.Afanasyev" Message-ID: <586B4EB6.3010705@li.ru> Date: Tue, 3 Jan 2017 10:11:50 +0300 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:43.0) Gecko/20100101 Firefox/43.0 SeaMonkey/2.40 MIME-Version: 1.0 In-Reply-To: <2E28B7BD-84DF-45EB-AB30-994DE26A0025@alumni.tu-berlin.de> Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="------------ms050308030903050406090101" Authentication-Results: smtp47.i.mail.ru; auth=pass smtp.auth=amarat@li.ru smtp.mailfrom=amarat@li.ru X-E1FCDC63: 1A10F875CA204C013C26F21D99ACEC3E239A53BAF60AA5ED X-E1FCDC64: 360F1766621278B8DF19C05377DC37269670BB74B1F43244CAD1CEB2B6DCBFFE X-Mailru-Sender: 72B8A422CBF4A65B9C6F27F2260FCD71E4371CAF164D4EA80B6EC37F8DEAE6B6483720B835B809B908D917D6130B1AFB X-Mras: OK X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 03 Jan 2017 07:12:04 -0000 This is a cryptographically signed message in MIME format. --------------ms050308030903050406090101 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: quoted-printable Florian Ermisch wrote: > > > Am 2. Januar 2017 10:59:49 MEZ, schrieb "Marat N.Afanasyev" : >> Ian Smith wrote: >>> On Mon, 2 Jan 2017 11:27:49 +0300, Marat N.Afanasyev wrote: >>> > I wonder is there a speed limit on usb 3.0? I've bought >>> > >>> > ugen0.4: at usbus0 >>> > umass2 on uhub7 >>> > umass2: on >> usbus0 >>> > da2 at umass-sim2 bus 2 scbus9 target 0 lun 0 >>> > da2: Removable Direct Access SPC-4 SCSI >> device >>> > da2: Serial Number AA010808161609220143 >>> > da2: 40.000MB/s transfers >>> > da2: 59840MB (122552320 512 byte sectors) >>> > da2: quirks=3D0x2 >>> > >>> > that claims 'Up to 245 MBytes/sec read speed' >>> > >>> > and dd shows: >>> > >>> > % dd if=3D/dev/da2 of=3D/dev/null bs=3D1m count=3D1000 >>> > 1000+0 records in >>> > 1000+0 records out >>> > 1048576000 bytes transferred in 25.688997 secs (40818098 >> bytes/sec) >>> > >>> > why we have such a limit? >>> >>> Seems you've plugged it into a USB 2 port, not USB 3 >>> >>> At least you're getting full USB 2 performance (40MB/s) >>> >>> Check if you have one or more USB 3 ports with 'dmesg | grep xhci' >>> >>> cheers, Ian >>> >>> >> afair, single usb 2.0 device can be as fast as 240 Mbits/sec, not 320 >> Mbits/sec: >> >> % dd if=3D/dev/da2 of=3D/dev/null bs=3D1m count=3D1000 >> 1000+0 records in >> 1000+0 records out >> 1048576000 bytes transferred in 34.026227 secs (30816699 bytes/sec) >> >> it's the same drive in usb 2.0 port >> >> And I do have usb 3.0: >> >> % grep xhci /var/run/dmesg.boot >> xhci0: mem 0xfeaf8000-0xfeafffff >> irq >> 17 at device 0.0 on pci5 >> xhci0: 64 bytes context size, 64-bit DMA >> usbus0 on xhci0 >> xhci0: mem 0xfeaf8000-0xfeafffff >> irq >> 17 at device 0.0 on pci5 >> xhci0: 64 bytes context size, 64-bit DMA >> usbus0 on xhci0 >> >> and I tried this thumb drive is in usb 3.0 port first, of course. > > Are you running 10.x or 11.0? > > When was running 10.1 I only got > ~27 MB/s out of each of my two > external HDDs connected to the > same USB3 port (two disk enclosure, > speed according to `zpool iostat -v` > AFAIR). > They also attached as high-speed > devices. > Some time after upgrading to the > than current 11-CURRENT I've > noticed kernel messages mentioning > 400 MB/s instead of 40 MB/s and > quite an improvement in throughput. > > May be a quirk in the driver for your > paricular XHCI chip. > > Regards, Florian > _______________________________________________ > freebsd-stable@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.or= g" > 11.0 I think that i have somehow buggy addon card :( --=20 SY, Marat --------------ms050308030903050406090101 Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIAGCSqGSIb3DQEHAqCAMIACAQExDzANBglghkgBZQMEAgEFADCABgkqhkiG9w0BBwEAAKCC Cs8wggTlMIIDzaADAgECAhBVgZ2vXT9CFdRn/bSHBL2jMA0GCSqGSIb3DQEBCwUAMHUxCzAJ BgNVBAYTAklMMRYwFAYDVQQKEw1TdGFydENvbSBMdGQuMSkwJwYDVQQLEyBTdGFydENvbSBD ZXJ0aWZpY2F0aW9uIEF1dGhvcml0eTEjMCEGA1UEAxMaU3RhcnRDb20gQ2xhc3MgMSBDbGll bnQgQ0EwHhcNMTYwODI4MTQzNjMwWhcNMTkxMTI4MTQzNjMwWjA0MRUwEwYDVQQDDAxhbWFy YXRAbGkucnUxGzAZBgkqhkiG9w0BCQEWDGFtYXJhdEBsaS5ydTCCASIwDQYJKoZIhvcNAQEB BQADggEPADCCAQoCggEBAMsyvB6v1iLdeb1wA3cNKOHZasvFJo8ewkv0YPnWm8GJhw6jUezo XaBKVwlyhw2IdWNmmobl6B3SXII/IB68+TKPFDqjnSxxwnUP4NSMLGfWDk8zJxKLBf+nwMHD KUu82Rjfm/BmAmf+uKsN8V/ozn0jiPuhzrzz+PR0pZMFpAxok/bIFFmSv6KTyGDlPPndbxBm J7V++pSPnGhHVBwP3zBl8F759ygnuExnfe6UiuZ+4bsGdWummkkPWeFggtmOa8eCCxzcSRaB XjyrKmNORKn94dvppeRrdG0O4RNCvTBeV6wR6bofvxoLxV26QRDfHpMegYh8iQcJyjDSTyxn cAMCAwEAAaOCAbAwggGsMA4GA1UdDwEB/wQEAwIEsDAdBgNVHSUEFjAUBggrBgEFBQcDAgYI KwYBBQUHAwQwCQYDVR0TBAIwADAdBgNVHQ4EFgQUbNowUeBsdAi1ELkDuANZrRQFa/0wHwYD VR0jBBgwFoAUJIFsOWG+SQ+PtxtGK8kotSdIbWgwbwYIKwYBBQUHAQEEYzBhMCQGCCsGAQUF BzABhhhodHRwOi8vb2NzcC5zdGFydHNzbC5jb20wOQYIKwYBBQUHMAKGLWh0dHA6Ly9haWEu c3RhcnRzc2wuY29tL2NlcnRzL3NjYS5jbGllbnQxLmNydDA4BgNVHR8EMTAvMC2gK6Aphido dHRwOi8vY3JsLnN0YXJ0c3NsLmNvbS9zY2EtY2xpZW50MS5jcmwwFwYDVR0RBBAwDoEMYW1h cmF0QGxpLnJ1MCMGA1UdEgQcMBqGGGh0dHA6Ly93d3cuc3RhcnRzc2wuY29tLzBHBgNVHSAE QDA+MDwGCysGAQQBgbU3AQIFMC0wKwYIKwYBBQUHAgEWH2h0dHBzOi8vd3d3LnN0YXJ0c3Ns LmNvbS9wb2xpY3kwDQYJKoZIhvcNAQELBQADggEBAC5GwlX7QtNA7w46KGWcjppAkmW5rtuL A7NI1KlneDws3qJz7zRYT+DeqBnts8U7qHNFqvKWC58W+THrFppZtp8i7rbdQGoa/tZoQxGR dKLR77x1ZtldhlpgsYtAARH/eMISKk8slUZABQxLaz3jAAOiCzAaMG7jQ/c5HHkM17b26hTU 3D5SeF/e9/whtourqZAYBVYztY6i77r/X/rws4LOHDn3wmXsCQTTrynkLSzTBbmakmdSnKdt UJl+2OCpRugRu1F4nM0lEYMH4SOVRQSWatdVgkXhtpT6S83kiMQngI7DTG9NT+q9lRHcHTxi dwwP3FDtVCKPg8vg044E7FIwggXiMIIDyqADAgECAhBrp4p9CteI1lEK+Vnk57ThMA0GCSqG SIb3DQEBCwUAMH0xCzAJBgNVBAYTAklMMRYwFAYDVQQKEw1TdGFydENvbSBMdGQuMSswKQYD VQQLEyJTZWN1cmUgRGlnaXRhbCBDZXJ0aWZpY2F0ZSBTaWduaW5nMSkwJwYDVQQDEyBTdGFy dENvbSBDZXJ0aWZpY2F0aW9uIEF1dGhvcml0eTAeFw0xNTEyMTYwMTAwMDVaFw0zMDEyMTYw MTAwMDVaMHUxCzAJBgNVBAYTAklMMRYwFAYDVQQKEw1TdGFydENvbSBMdGQuMSkwJwYDVQQL EyBTdGFydENvbSBDZXJ0aWZpY2F0aW9uIEF1dGhvcml0eTEjMCEGA1UEAxMaU3RhcnRDb20g Q2xhc3MgMSBDbGllbnQgQ0EwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQC9fdr3 w6J9g/Zbgv3bW1+uHht1wLUZr5gkrLtXedg17AkefMyUGwrQdvwObhajcVmnKVxhrUwkZPXR AwZZosRHfEIi5FH7x6SV/8Sp5lZEuiMnvMFG2MzLA84J6Ws5T4NfXZ0qn4TPgnr3X2vPVS51 M7Ua9nIJgn8jvTra4eyyQzxvuA/GZwKg7VQfDCmCS+kICslYYWgXOMt2xlsSslxLce0CGWRs T8EpMyt1iDflSjXZIsE7m1uTyHaKZspMLyIyz6mySu8j8BWWHpChNNeTrFuhVfrOAyDPFJVU vKZCLKBhibTLloyy+LatoWELrjdI4a8StZY8+dIR9t4APXGzAgMBAAGjggFkMIIBYDAOBgNV HQ8BAf8EBAMCAQYwHQYDVR0lBBYwFAYIKwYBBQUHAwIGCCsGAQUFBwMEMBIGA1UdEwEB/wQI MAYBAf8CAQAwMgYDVR0fBCswKTAnoCWgI4YhaHR0cDovL2NybC5zdGFydHNzbC5jb20vc2Zz Y2EuY3JsMGYGCCsGAQUFBwEBBFowWDAkBggrBgEFBQcwAYYYaHR0cDovL29jc3Auc3RhcnRz c2wuY29tMDAGCCsGAQUFBzAChiRodHRwOi8vYWlhLnN0YXJ0c3NsLmNvbS9jZXJ0cy9jYS5j cnQwHQYDVR0OBBYEFCSBbDlhvkkPj7cbRivJKLUnSG1oMB8GA1UdIwQYMBaAFE4L7xqkQFul F2mHMMo0aEPQQa7yMD8GA1UdIAQ4MDYwNAYEVR0gADAsMCoGCCsGAQUFBwIBFh5odHRwOi8v d3d3LnN0YXJ0c3NsLmNvbS9wb2xpY3kwDQYJKoZIhvcNAQELBQADggIBAIvj94fsAYuErQ8B Aluc4SMnIwS9NPBwAm5SH9uh2NCXTq7im61g7F1LIiNI/+wq37fUuaMbz4g7VarKQTgf8ubs 0p7NZWcIe7Bvem2AWaXBsxsaRTYw5kG3DN8pd1hSEUuFoTa7DmNeFe8tiK1BrL3rbA/m48jp 4AiFXgvxprJrW7izsyetOrRHPbkW4Y07v29MdhaPv3u1JELyszXqOzjIYo4sWlC8iDQXwgSW /ntvWy2n4LuiaozlCfXl149tKeqvwlvrla2Yklue/quWp9j9ou4T/OY0CXMuY+B8wNK0ohd2 D4ShgFlMSjzAFRoHGKF81snTr2d1A7Ew02oF6UQyCkC2aNNsK5cWOojBar5c7HplX9aHYUCZ ouxIeU28SONJAxnATgR4cJ2jrpmYSz/kliUJ46S6UpVDo/ebn9c6PaM/XtDYCCaM/7XX6wc3 s++sbQ7CtCn1Ax7df6ufQbwyO0V+oFa9H0KAsjHMzcwk3EV2B2NLatidKE/m7G+rB9m+FlVg IiSp0mGlg43QO9Kh1+JqvTCIzv2bJJkmPMLQJNuKKwHNL8F4GGp6jbAV+WL+LDeGfVcq8DHS 3LrD+xyYEXQBiqZEdiPVOMxLDSUCXsDO0uCWpaNQ8j6y6S9p0xE/Ga0peVLadVHhqf9nXqKa xnr358VgfrxzUIrvOaOjMYIDzDCCA8gCAQEwgYkwdTELMAkGA1UEBhMCSUwxFjAUBgNVBAoT DVN0YXJ0Q29tIEx0ZC4xKTAnBgNVBAsTIFN0YXJ0Q29tIENlcnRpZmljYXRpb24gQXV0aG9y aXR5MSMwIQYDVQQDExpTdGFydENvbSBDbGFzcyAxIENsaWVudCBDQQIQVYGdr10/QhXUZ/20 hwS9ozANBglghkgBZQMEAgEFAKCCAhMwGAYJKoZIhvcNAQkDMQsGCSqGSIb3DQEHATAcBgkq hkiG9w0BCQUxDxcNMTcwMTAzMDcxMTUwWjAvBgkqhkiG9w0BCQQxIgQgZ2q2qLZ1diYwxx15 hXiu6/SWktsavhOZHvpV2dvkrx8wbAYJKoZIhvcNAQkPMV8wXTALBglghkgBZQMEASowCwYJ YIZIAWUDBAECMAoGCCqGSIb3DQMHMA4GCCqGSIb3DQMCAgIAgDANBggqhkiG9w0DAgIBQDAH BgUrDgMCBzANBggqhkiG9w0DAgIBKDCBmgYJKwYBBAGCNxAEMYGMMIGJMHUxCzAJBgNVBAYT AklMMRYwFAYDVQQKEw1TdGFydENvbSBMdGQuMSkwJwYDVQQLEyBTdGFydENvbSBDZXJ0aWZp Y2F0aW9uIEF1dGhvcml0eTEjMCEGA1UEAxMaU3RhcnRDb20gQ2xhc3MgMSBDbGllbnQgQ0EC EFWBna9dP0IV1Gf9tIcEvaMwgZwGCyqGSIb3DQEJEAILMYGMoIGJMHUxCzAJBgNVBAYTAklM MRYwFAYDVQQKEw1TdGFydENvbSBMdGQuMSkwJwYDVQQLEyBTdGFydENvbSBDZXJ0aWZpY2F0 aW9uIEF1dGhvcml0eTEjMCEGA1UEAxMaU3RhcnRDb20gQ2xhc3MgMSBDbGllbnQgQ0ECEFWB na9dP0IV1Gf9tIcEvaMwDQYJKoZIhvcNAQEBBQAEggEAHvCt263Y0ccmf6chJOuVjZCKu6Lr 6oGNrBPnssKtlfOITwLAwGnYawivXF6DxaMjfIztvHnq/2MJrp8w4aQZ2VSvK9qX6/Hh06c5 LWxQSLrWHyWlVjF94/w/FlmG4t93u2K8x80AuJXp1pqiKok9fgsIqvOxDYK2dU1ZRe2zMxJW xGaEedZpucnWWU3V6homLQBnZfkwC2CRPByanUjZKdL4ZR1gUjFFSxQHHqx5J3USl+Z2CRCq /ci8gr9FMMWuUSdHg0RY1pbQAc0VqWSXAkCQoQithqZyINDgw3bWIxWSBIhQzqB+/E+m6BRg ewc3Lzc/66cAIuNeXbCEQSJFrAAAAAAAAA== --------------ms050308030903050406090101--