From owner-freebsd-stable@freebsd.org Wed Aug 22 16:17:19 2018 Return-Path: Delivered-To: freebsd-stable@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 6DD73108D4CF for ; Wed, 22 Aug 2018 16:17:19 +0000 (UTC) (envelope-from mike@sentex.net) Received: from smarthost2.sentex.ca (smarthost2.sentex.ca [IPv6:2607:f3e0:80:80::2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "smarthost2.sentex.ca", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id C9B937C124 for ; Wed, 22 Aug 2018 16:17:17 +0000 (UTC) (envelope-from mike@sentex.net) Received: from lava.sentex.ca (lava.sentex.ca [IPv6:2607:f3e0:0:5:0:0:0:11]) by smarthost2.sentex.ca (8.15.2/8.15.2) with ESMTPS id w7MGHGdq062833 (version=TLSv1 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Wed, 22 Aug 2018 12:17:17 -0400 (EDT) (envelope-from mike@sentex.net) Received: from [192.168.43.26] (saphire3.sentex.net [192.168.43.26]) by lava.sentex.ca (8.15.2/8.15.2) with ESMTP id w7MGHEWh094296; Wed, 22 Aug 2018 12:17:14 -0400 (EDT) (envelope-from mike@sentex.net) Subject: mSATA strangeness (was Re: gpart strangeness) From: Mike Tancsa To: Eugene Grosbein , FreeBSD-STABLE Mailing List , Eric van Gyzen References: <4e5b6d81-7fc5-c538-2bd2-8cd5dd040a1d@sentex.net> <6be4ee74-c09d-b88f-e4ed-cadb1537e478@grosbein.net> <7886da80-d2e3-1562-07df-cb955d888e1b@sentex.net> <62183e11-77ad-9b6d-ed57-357764e988d8@sentex.net> Openpgp: preference=signencrypt Autocrypt: addr=mike@sentex.net; prefer-encrypt=mutual; keydata= xsBNBEzcA24BCACpwI/iqOrs0GfQSfhA1v6Z8AcXVeGsRyKEKUpxoOYxXWc2z3vndbYlIP6E YJeifzKhS/9E+VjhhICaepLHfw865TDTUPr5D0Ed+edSsKjlnDtb6hfNJC00P7eoiuvi85TW F/gAxRY269A5d856bYrzLbkWp2lKUR3Bg6NnORtflGzx9ZWAltZbjYjjRqegPv0EQNYcHqWo eRpXilEo1ahT6nmOU8V7yEvT2j4wlLcQ6qg7w+N/vcBvyd/weiwHU+vTQ9mT61x5/wUrQhdw 2gJHeQXeDGMJV49RT2EEz+QVxaf477eyWsdQzPVjAKRMT3BVdK8WvpYAEfBAbXmkboOxABEB AAHNHG1pa2UgdGFuY3NhIDxtaWtlQHNlbnRleC5jYT7CwHgEEwECACIFAkzcA24CGwMGCwkI BwMCBhUIAgkKCwQWAgMBAh4BAheAAAoJEJXHwM2kc8rX+sMH/2V6pTBKsQ5mpWWLgs6wVP2k BC+6r/YKNXv9Rw/PrC6+9hTbgA+sSjJ+8gxsCbJsOQXZrxF0x3l9oYdYfuKcwdwXFX1/FS8p HfBeDkmlH+dI709xT9wgrR4dS5aMmKp0scPrXPIAKiYVOHjOlNItcLYTEEWEFBepheEVsgmk GrNbcrHwOx/u4igUQ8vcpyXPyUki+BsftPw8ZQvBU887igh0OxaCR8AurJppQ5UQd63r81cX E1ZjoFoWCaGK/SjPb/OhpYpu5swoZIhOxQbn7OtakYPsDd5t2A5KhvjI8BMTnd5Go+2xsCmr jlIEq8Bi29gCcfQUvNiClevi13ifmnnOwE0ETNwDbgEIALWGNJHRAhpd0A4vtd3G0oRqMBcM FGThQr3qORmEBTPPEomTdBaHcn+Xl+3YUvTBD/67/mutWBwgp2R5gQOSqcM7axvgMSHbKqBL 9sd1LsLw0UT2O5AYxv3EwzhG84pwRg3XcUqvWA4lA8tIj/1q4Jzi5qOkg1zxq4W9qr9oiYK5 bBR638JUvr3eHMaz/Nz+sDVFgwHmXZj3M6aE5Ce9reCGbvrae7H5D5PPvtT3r22X8SqfVAiO TFKedCf/6jbSOedPN931FJQYopj9P6b3m0nI3ZiCDVSqeyOAIBLzm+RBUIU3brzoxDhYR8pz CJc2sK8l6YjqivPakrD86bFDff8AEQEAAcLAXwQYAQIACQUCTNwDbgIbDAAKCRCVx8DNpHPK 1+iQB/99aqNtez9ZTBWELj269La8ntuRx6gCpzfPXfn6SDIfTItDxTh1hrdRVP5QNGGF5wus N4EMwXouskva1hbFX3Pv72csYSxxEJXjW16oV8WK4KjKXoskLg2RyRP4uXqL7Mp2ezNtVY5F 9nu3fj4ydpHCSaqKy5xd70A8D50PfZsFgkrsa5gdQhPiGGEdxhq/XSeAAnZ4uVLJKarH+mj5 MEhgZPEBWkGrbDZpezl9qbFcUem/uT9x8FYT/JIztMVh9qDcdP5tzANW5J7nvgXjska+VFGY ryZK4SPDczh74mn6GI/+RBi7OUzXXPgpPBrhS5FByjwCqjjsSpTjTds+NGIY Organization: Sentex Communications Message-ID: <3c606f0b-41a2-b654-9413-8b0f1be2f651@sentex.net> Date: Wed, 22 Aug 2018 12:17:13 -0400 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: <62183e11-77ad-9b6d-ed57-357764e988d8@sentex.net> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.83 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.27 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 22 Aug 2018 16:17:19 -0000 OK, Some more odd things going on. If I write to a file from dd some random junk, not all of the file is saved when I do an unmount. This seems to be specific either to the ata controller of the APU or to the msata disk as I tested on a regular server with plain old disks and no issue Eric, any chance you can try this on your APU as well ? 0# umount /mnt 0# mount /dev/ada0p1 /mnt 0# dd if=/dev/urandom of=/mnt/junk2 bs=512k count=4 4+0 records in 4+0 records out 2097152 bytes transferred in 0.101394 secs (20683253 bytes/sec) 0# md5 /mnt/junk2 MD5 (/mnt/junk2) = acca1d8997c3b9d906b40d99cba734b6 0# hd /mnt/junk2 > /tmp/hd-junk2 0# ls -l /mnt/junk2 -rw------- 1 root wheel - 2097152 Aug 22 11:53 /mnt/junk2 0# umount /mnt 0# mount /dev/ada0p1 /mnt 0# md5 /mnt/junk2 MD5 (/mnt/junk2) = 2ef0cadf32db4e07a8edf4fc66f8a4eb 0# ls -l /mnt/junk2 -rw------- 1 root wheel - 2097152 Aug 22 11:53 /mnt/junk2 0# hd /mnt/junk2 > /tmp/hd-junk2-post-mount 0# ls -l /tmp/hd-junk2* -rw------- 1 root wheel - 10354697 Aug 22 11:54 /tmp/hd-junk2 -rw------- 1 root wheel - 1941594 Aug 22 11:54 /tmp/hd-junk2-post-mount 0# If I do the same test on a USB stick it works as expected 0# umount /mnt 0# mount /dev/da0p1 /mnt 0# dd if=/dev/urandom of=/mnt/junk2 bs=512k count=4 4+0 records in 4+0 records out 2097152 bytes transferred in 0.102256 secs (20508777 bytes/sec) 0# md5 /mnt/junk2 MD5 (/mnt/junk2) = 51190332cdd4ef898bdc9c2520a9f749 0# umount /mnt 0# mount /dev/da0p1 /mnt 0# md5 /mnt/junk2 MD5 (/mnt/junk2) = 51190332cdd4ef898bdc9c2520a9f749 0# Same with an SD card. All is OK 0# umount /mnt 0# mount /dev/mmcsd0s2a /mnt 0# dd if=/dev/urandom of=/mnt/junk2 bs=512k count=4 4+0 records in 4+0 records out 2097152 bytes transferred in 0.107400 secs (19526588 bytes/sec) 0# md5 /mnt/junk2 MD5 (/mnt/junk2) = 0811af4e57ab5a3bc224e5b8f8b3bc29 0# umount /mnt 0# mount /dev/mmcsd0s2a /mnt 0# md5 /mnt/junk2 MD5 (/mnt/junk2) = 0811af4e57ab5a3bc224e5b8f8b3bc29 0# Looking at hd before and after, its missing the end of the file --- hd-junk2 2018-08-22 11:54:09.891572000 -0400 +++ hd-junk2-post-mount 2018-08-22 11:54:41.996983000 -0400 @@ -24574,106500 +24574,6 @@ 0005ffd0 8b 71 87 b8 78 03 72 ca 0e 06 3b d4 31 fd 18 f8 |.q..x.r...;.1...| 0005ffe0 de 39 72 fb c8 39 fd 1f 93 75 10 de 05 56 43 fb |.9r..9...u...VC.| 0005fff0 40 ce 54 e2 a4 17 3e 1e ec 01 b7 fd 1b 69 b7 6f |@.T...>......i.o| -00060000 91 f3 02 ea 95 f4 12 1c bf 00 68 1b 3d 8c 01 43 |..........h.=..C| -00060010 f6 5b 4e ec 7f 37 19 15 5b c4 e6 fb 88 27 1c 54 |.[N..7..[....'.T| -00060020 15 6c 02 7d fb 00 06 c1 4a 4a bf ce 9a 1b fe d4 |.l.}....JJ......| -00060030 1c 3c b5 05 b6 4f 4e 62 b5 03 e3 e7 5e 27 d6 71 |.<...ONb....^'.q| -00060040 ea 22 00 99 9d 13 e8 a9 64 0e fd 13 cc 23 73 67 |."......d....#sg| -00060050 8e 78 0a ad ae 70 ab e4 22 b4 b7 b9 3b 75 9f 85 |.x...p.."...;u..| -00060060 53 39 0c af 15 39 5f 04 ac 3c 65 e9 ea 29 1d b7 |S9...9_.. ACS-3 ATA SATA 3.x device pass0: 600.000MB/s transfers (SATA 3.x, PIO4, PIO 8192bytes) protocol ATA/ATAPI-10 SATA 3.x device model SATA SSD firmware revision S9FM02.0 serial number 81B5074C1B6500076878 cylinders 16383 heads 16 sectors/track 63 sector size logical 512, physical 512, offset 0 LBA supported 31277232 sectors LBA48 supported 31277232 sectors PIO supported PIO4 DMA supported WDMA2 UDMA6 media RPM non-rotating Zoned-Device Commands no Feature Support Enabled Value Vendor read ahead yes yes write cache yes yes flush cache yes yes overlap no Tagged Command Queuing (TCQ) no no Native Command Queuing (NCQ) yes 32 tags NCQ Queue Management no NCQ Streaming no Receive & Send FPDMA Queued no SMART yes yes microcode download yes yes security yes no power management yes yes advanced power management yes no 0/0x00 automatic acoustic management no no media status notification no no power-up in Standby no no write-read-verify no no unload yes yes general purpose logging yes yes free-fall no no Data Set Management (DSM/TRIM) yes DSM - max 512byte blocks yes 8 DSM - deterministic read no Host Protected Area (HPA) yes no 31277232/31277232 HPA - Security no 0# On 8/21/2018 2:30 PM, Mike Tancsa wrote: > On 8/21/2018 9:51 AM, Eugene Grosbein wrote: >> >> It seems like faulty media to me: it silently returns bad data. >> >> There is an easy way to verify this just with naked eye: >> >> yes | dd bs=128k of=/dev/ada0 >> hd /dev/ada0 >> >> That is, hd(1) should write back only 3 lines of output: >> >> 00000000 79 0a 79 0a 79 0a 79 0a 79 0a 79 0a 79 0a 79 0a |y.y.y.y.y.y.y.y.| >> * >> 01000000 >> >> If not, the media if faulty. >> > > There are 3 of these disks I found. Unfortunately, they all seem a > little different from the revision stamps on the board. They are all > from PCEngines who generally seem to source quality products. This is in > an APU3 > > A "bad" disk > > 0# camcontrol identify ada0 > pass0: ACS-3 ATA SATA 3.x device > pass0: 600.000MB/s transfers (SATA 3.x, PIO4, PIO 8192bytes) > > protocol ATA/ATAPI-10 SATA 3.x > device model SATA SSD > firmware revision S9FM02.0 > serial number DED9075313EC01677930 > cylinders 16383 > heads 16 > sectors/track 63 > sector size logical 512, physical 512, offset 0 > LBA supported 31277232 sectors > LBA48 supported 31277232 sectors > PIO supported PIO4 > DMA supported WDMA2 UDMA6 > media RPM non-rotating > Zoned-Device Commands no > > Feature Support Enabled Value Vendor > read ahead yes yes > write cache yes yes > flush cache yes yes > overlap no > Tagged Command Queuing (TCQ) no no > Native Command Queuing (NCQ) yes 32 tags > NCQ Queue Management no > NCQ Streaming no > Receive & Send FPDMA Queued no > SMART yes yes > microcode download yes yes > security yes no > power management yes yes > advanced power management yes no 0/0x00 > automatic acoustic management no no > media status notification no no > power-up in Standby no no > write-read-verify no no > unload yes yes > general purpose logging yes yes > free-fall no no > Data Set Management (DSM/TRIM) yes > DSM - max 512byte blocks yes 8 > DSM - deterministic read no > Host Protected Area (HPA) yes no 31277232/31277232 > HPA - Security no > 0# > > vs > a 'good' disk > > # camcontrol identify ada0 > pass0: ACS-4 ATA SATA 3.x device > pass0: 600.000MB/s transfers (SATA 3.x, PIO4, PIO 8192bytes) > > protocol ATA/ATAPI-11 SATA 3.x > device model SATA SSD > firmware revision SBFM01.0 > serial number A44907781CE300040613 > WWN 5000000000000000 > cylinders 16383 > heads 16 > sectors/track 63 > sector size logical 512, physical 512, offset 0 > LBA supported 31277232 sectors > LBA48 supported 31277232 sectors > PIO supported PIO4 > DMA supported WDMA2 UDMA6 > media RPM non-rotating > Zoned-Device Commands no > > Feature Support Enabled Value Vendor > read ahead yes yes > write cache yes yes > flush cache yes yes > overlap no > Tagged Command Queuing (TCQ) no no > Native Command Queuing (NCQ) yes 32 tags > NCQ Queue Management no > NCQ Streaming no > Receive & Send FPDMA Queued no > SMART yes yes > microcode download yes yes > security yes no > power management yes yes > advanced power management no no > automatic acoustic management no no > media status notification no no > power-up in Standby no no > write-read-verify no no > unload no no > general purpose logging yes yes > free-fall no no > Data Set Management (DSM/TRIM) yes > DSM - max 512byte blocks yes 8 > DSM - deterministic read no > Host Protected Area (HPA) yes no 31277232/31277232 > HPA - Security no > > > > % diff good bad > 1c1 > < pass0: ACS-4 ATA SATA 3.x device > --- >> pass0: ACS-3 ATA SATA 3.x device > 4c4 > < protocol ATA/ATAPI-11 SATA 3.x > --- >> protocol ATA/ATAPI-10 SATA 3.x > 6,8c6,7 > < firmware revision SBFM01.0 > < serial number A44907781CE300040613 > < WWN 5000000000000000 > --- >> firmware revision S9FM02.0 >> serial number DED9075313EC01677930 > 34c33 > < advanced power management no no > --- >> advanced power management yes no 0/0x00 > 39c38 > < unload no no > --- >> unload yes yes > 46a46 >> > > 1# yes | dd bs=128k of=/dev/ada0 > dd: /dev/ada0: short write on character device > dd: /dev/ada0: end of device > 0+1066621 records in > 122176+1 records out > 16013942784 bytes transferred in 566.461990 secs (28270110 bytes/sec) > 1# hd /dev/ada0 > 00000000 79 0a 79 0a 79 0a 79 0a 79 0a 79 0a 79 0a 79 0a > |y.y.y.y.y.y.y.y.| > * > 3ba816000 > 0# > -- ------------------- Mike Tancsa, tel +1 519 651 3400 x203 Sentex Communications, mike@sentex.net Providing Internet services since 1994 www.sentex.net Cambridge, Ontario Canada