I'm having some fun and games with a new SSD connected to a Pi via USB. This has happened two days running, I've tried re-partitioning and re-formating the disk, but to no avail.
I've got the disc partitioned and formatted (ext4), and then I mount it. So far so good. After about 4 hours of copying data to it from an existing HDD (which it is intended to replace), I get a series of messages informing me that the disc is read only.
e2fsck informs me :
e2fsck: No such file or directory while trying to open /dev/sdb1 possible non-existent device?
I've also seen it suggest :
Attempt to read block from filesystem resulted in short read whilst trying to open /dev/sdb1 could this be a zero-length partition?
If I connect the disc to my Ubuntu box, all seems well, it mounts and I can read/write to it.
On top of this, when I try to remount it, mount -a doesn't give any errors, but the mount disappears almost immediately, as does the mount point (/media/extdisc2)
From /var/log/messages :
Jul 17 14:33:35 ffoilpi1 kernel: [79524.954860] usb 1-1.2: reset high-speed USB device number 7 using dwc_otg Jul 17 14:33:36 ffoilpi1 kernel: [79525.937346] sd 1:0:0:0: [sdb] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08 Jul 17 14:33:36 ffoilpi1 kernel: [79525.937389] sd 1:0:0:0: [sdb] Sense Key : 0x2 [current] Jul 17 14:33:36 ffoilpi1 kernel: [79525.937469] sd 1:0:0:0: [sdb] ASC=0x3a ASCQ=0x0 Jul 17 14:33:36 ffoilpi1 kernel: [79525.937500] sd 1:0:0:0: [sdb] CDB: opcode=0x2a 2a 00 4f 84 7b 70 00 00 10 00 Jul 17 14:33:36 ffoilpi1 kernel: [79525.937557] EXT4-fs warning (device sdb1): ext4_end_bio:332: I/O error -5 writing to inode 41683705 (offset
0 size 8192 starting block 166760304) Jul 17 14:33:36 ffoilpi1 kernel: [79525.939007] sd 1:0:0:0: [sdb] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08 Jul 17 14:33:36 ffoilpi1 kernel: [79525.939051] sd 1:0:0:0: [sdb] Sense Key : 0x2 [current] Jul 17 14:33:36 ffoilpi1 kernel: [79525.939079] sd 1:0:0:0: [sdb] ASC=0x3a ASCQ=0x0 Jul 17 14:33:36 ffoilpi1 kernel: [79525.939108] sd 1:0:0:0: [sdb] CDB: opcode=0x28 28 00 4c c0 08 08 00 00 08 00 Jul 17 14:33:36 ffoilpi1 kernel: [79525.956440] sd 1:0:0:0: [sdb] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08 Jul 17 14:33:36 ffoilpi1 kernel: [79525.956486] sd 1:0:0:0: [sdb] Sense Key : 0x2 [current] Jul 17 14:33:36 ffoilpi1 kernel: [79525.956513] sd 1:0:0:0: [sdb] ASC=0x3a ASCQ=0x0 Jul 17 14:33:36 ffoilpi1 kernel: [79525.956542] sd 1:0:0:0: [sdb] CDB: opcode=0x28 28 00 4f c0 08 00 00 00 08 00 Jul 17 14:33:36 ffoilpi1 kernel: [79525.975711] sd 1:0:0:0: [sdb] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08 Jul 17 14:33:36 ffoilpi1 kernel: [79525.975761] sd 1:0:0:0: [sdb] Sense Key : 0x2 [current] Jul 17 14:33:36 ffoilpi1 kernel: [79525.975789] sd 1:0:0:0: [sdb] ASC=0x3a ASCQ=0x0 Jul 17 14:33:36 ffoilpi1 kernel: [79525.975817] sd 1:0:0:0: [sdb] CDB: opcode=0x2a 2a 00 4f 84 7c 58 00 00 d8 00 Jul 17 14:33:36 ffoilpi1 kernel: [79525.975870] EXT4-fs warning (device sdb1): ext4_end_bio:332: I/O error -5 writing to inode 41683706 (offset 0 size 12288 starting block 166760334) Jul 17 14:33:36 ffoilpi1 kernel: [79525.975988] EXT4-fs warning (device sdb1): ext4_end_bio:332: I/O error -5 writing to inode 41683707 (offset 0 size 8192 starting block 166760336) Jul 17 14:33:36 ffoilpi1 kernel: [79525.976067] EXT4-fs warning (device sdb1): ext4_end_bio:332: I/O error -5 writing to inode 41683708 (offset 0 size 16384 starting block 166760340) Jul 17 14:33:36 ffoilpi1 kernel: [79525.976162] EXT4-fs warning (device sdb1): ext4_end_bio:332: I/O error -5 writing to inode 41683709 (offset 0 size 8192 starting block 166760342) Jul 17 14:33:36 ffoilpi1 kernel: [79525.976200] EXT4-fs warning (device sdb1): ext4_end_bio:332: I/O error -5 writing to inode 41683711 (offset 0 size 12288 starting block 166760345) Jul 17 14:33:36 ffoilpi1 kernel: [79525.976241] EXT4-fs warning (device sdb1): ext4_end_bio:332: I/O error -5 writing to inode 41683724 (offset 0 size 4096 starting block 166760346) Jul 17 14:33:36 ffoilpi1 kernel: [79525.976279] EXT4-fs warning (device sdb1): ext4_end_bio:332: I/O error -5 writing to inode 41683712 (offset 0 size 8192 starting block 166760348) Jul 17 14:33:36 ffoilpi1 kernel: [79525.976316] EXT4-fs warning (device sdb1): ext4_end_bio:332: I/O error -5 writing to inode 41683713 (offset 0 size 8192 starting block 166760350) Jul 17 14:33:36 ffoilpi1 kernel: [79525.976353] EXT4-fs warning (device sdb1): ext4_end_bio:332: I/O error -5 writing to inode 41683714 (offset 0 size 8192 starting block 166760352) Jul 17 14:33:36 ffoilpi1 kernel: [79525.978324] sd 1:0:0:0: [sdb] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08 Jul 17 14:33:36 ffoilpi1 kernel: [79525.978368] sd 1:0:0:0: [sdb] Sense Key : 0x2 [current] Jul 17 14:33:36 ffoilpi1 kernel: [79525.978432] sd 1:0:0:0: [sdb] ASC=0x3a ASCQ=0x0 Jul 17 14:33:36 ffoilpi1 kernel: [79525.978467] sd 1:0:0:0: [sdb] CDB: opcode=0x2a 2a 00 4f 84 7d 30 00 00 28 00 Jul 17 14:33:36 ffoilpi1 kernel: [79525.983726] sd 1:0:0:0: [sdb] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08 Jul 17 14:33:36 ffoilpi1 kernel: [79525.983779] sd 1:0:0:0: [sdb] Sense Key : 0x2 [current] Jul 17 14:33:36 ffoilpi1 kernel: [79525.983804] sd 1:0:0:0: [sdb] ASC=0x3a ASCQ=0x0 Jul 17 14:33:36 ffoilpi1 kernel: [79525.983833] sd 1:0:0:0: [sdb] CDB: opcode=0x2a 2a 00 4f 84 7d 58 00 00 d8 00 Jul 17 14:33:36 ffoilpi1 kernel: [79525.988628] sd 1:0:0:0: [sdb] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08 Jul 17 14:33:36 ffoilpi1 kernel: [79525.988680] sd 1:0:0:0: [sdb] Sense Key : 0x2 [current] Jul 17 14:33:36 ffoilpi1 kernel: [79525.988705] sd 1:0:0:0: [sdb] ASC=0x3a ASCQ=0x0 Jul 17 14:33:36 ffoilpi1 kernel: [79525.988734] sd 1:0:0:0: [sdb] CDB: opcode=0x2a 2a 00 4f 84 7e 30 00 00 c0 00 Jul 17 14:33:36 ffoilpi1 kernel: [79525.992751] sd 1:0:0:0: [sdb] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08 Jul 17 14:33:36 ffoilpi1 kernel: [79525.992807] sd 1:0:0:0: [sdb] Sense Key : 0x2 [current] Jul 17 14:33:36 ffoilpi1 kernel: [79525.992833] sd 1:0:0:0: [sdb] ASC=0x3a ASCQ=0x0 Jul 17 14:33:36 ffoilpi1 kernel: [79525.992861] sd 1:0:0:0: [sdb] CDB: opcode=0x2a 2a 00 4f 84 7e f0 00 00 a0 00 Jul 17 14:33:36 ffoilpi1 kernel: [79525.997471] sd 1:0:0:0: [sdb] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08 Jul 17 14:33:36 ffoilpi1 kernel: [79525.997521] sd 1:0:0:0: [sdb] Sense Key : 0x2 [current] Jul 17 14:33:36 ffoilpi1 kernel: [79525.997546] sd 1:0:0:0: [sdb] ASC=0x3a ASCQ=0x0 Jul 17 14:33:36 ffoilpi1 kernel: [79525.997575] sd 1:0:0:0: [sdb] CDB: opcode=0x2a 2a 00 4f 84 7f 90 00 00 b0 00 Jul 17 14:33:36 ffoilpi1 kernel: [79526.003355] sd 1:0:0:0: [sdb] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08 Jul 17 14:33:36 ffoilpi1 kernel: [79526.003456] sd 1:0:0:0: [sdb] Sense Key : 0x2 [current] Jul 17 14:33:36 ffoilpi1 kernel: [79526.003489] sd 1:0:0:0: [sdb] ASC=0x3a ASCQ=0x0 Jul 17 14:33:36 ffoilpi1 kernel: [79526.003525] sd 1:0:0:0: [sdb] CDB: opcode=0x2a 2a 00 4f 84 80 40 00 00 f0 00and later when trying to remount :
Jul 17 14:51:32 ffoilpi1 kernel: [80601.579571] usb 1-1.2: new high-speed USB device number 11 using dwc_otg Jul 17 14:51:32 ffoilpi1 kernel: [80601.722233] usb 1-1.2: New USB device found, idVendor=174c, idProduct=1153 Jul 17 14:51:32 ffoilpi1 kernel: [80601.722275] usb 1-1.2: New USB device strings: Mfr=2, Product=3, SerialNumber=1 Jul 17 14:51:32 ffoilpi1 kernel: [80601.722298] usb 1-1.2: Product: AS2115 Jul 17 14:51:32 ffoilpi1 kernel: [80601.722316] usb 1-1.2: Manufacturer: ASMedia Jul 17 14:51:32 ffoilpi1 kernel: [80601.722334] usb 1-1.2: SerialNumber:
00000000000000000000 Jul 17 14:51:32 ffoilpi1 kernel: [80601.733269] usb-storage 1-1.2:1.0: USB Mass Storage device detected Jul 17 14:51:32 ffoilpi1 kernel: [80601.737779] scsi host5: usb-storage 1-1.2:1.0 Jul 17 14:51:33 ffoilpi1 kernel: [80602.730921] scsi 5:0:0:0: Direct-Access ASMT 2115 0 PQ: 0 ANSI: 6 Jul 17 14:51:33 ffoilpi1 kernel: [80602.737024] sd 5:0:0:0: Attached scsi generic sg1 type 0 Jul 17 14:51:33 ffoilpi1 kernel: [80602.738539] sd 5:0:0:0: [sdb] Spinning up disk... Jul 17 14:51:36 ffoilpi1 kernel: [80603.739558] ...ready Jul 17 14:51:36 ffoilpi1 kernel: [80605.760942] sd 5:0:0:0: [sdb] 1953525168 512-byte logical blocks: (1.00 TB/932 GiB) Jul 17 14:51:36 ffoilpi1 kernel: [80605.761829] sd 5:0:0:0: [sdb] Write Protect is off Jul 17 14:51:36 ffoilpi1 kernel: [80605.762849] sd 5:0:0:0: [sdb] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA Jul 17 14:51:36 ffoilpi1 kernel: [80605.773417] sdb: sdb1 Jul 17 14:51:36 ffoilpi1 kernel: [80605.778197] sd 5:0:0:0: [sdb] Attached SCSI disk Jul 17 14:52:42 ffoilpi1 kernel: [80671.935409] EXT4-fs (sdb1): recovery complete Jul 17 14:52:42 ffoilpi1 kernel: [80671.935511] EXT4-fs (sdb1): mounted filesystem with ordered data mode. Opts: (null) Jul 17 14:52:50 ffoilpi1 kernel: [80679.691859] usb 1-1.2: USB disconnect, device number 11 Jul 17 14:52:50 ffoilpi1 kernel: [80679.702064] sd 5:0:0:0: [sdb] Synchronizing SCSI cache Jul 17 14:52:50 ffoilpi1 kernel: [80679.702399] sd 5:0:0:0: [sdb] Synchronize Cache(10) failed: Result: hostbyte=0x01 driverbyte=0x00 Jul 17 14:53:59 ffoilpi1 kernel: [80748.540252] usb 1-1.2: new high-speed USB device number 12 using dwc_otg Jul 17 14:53:59 ffoilpi1 kernel: [80748.682866] usb 1-1.2: New USB device found, idVendor=174c, idProduct=1153 Jul 17 14:53:59 ffoilpi1 kernel: [80748.682914] usb 1-1.2: New USB device strings: Mfr=2, Product=3, SerialNumber=1 Jul 17 14:53:59 ffoilpi1 kernel: [80748.682934] usb 1-1.2: Product: AS2115 Jul 17 14:53:59 ffoilpi1 kernel: [80748.682954] usb 1-1.2: Manufacturer: ASMedia Jul 17 14:53:59 ffoilpi1 kernel: [80748.682971] usb 1-1.2: SerialNumber: 00000000000000000000 Jul 17 14:53:59 ffoilpi1 kernel: [80748.692859] usb-storage 1-1.2:1.0: USB Mass Storage device detected Jul 17 14:53:59 ffoilpi1 kernel: [80748.698511] scsi host6: usb-storage 1-1.2:1.0 Jul 17 14:54:00 ffoilpi1 kernel: [80749.691474] scsi 6:0:0:0: Direct-Access ASMT 2115 0 PQ: 0 ANSI: 6 Jul 17 14:54:00 ffoilpi1 kernel: [80749.698196] sd 6:0:0:0: [sdb] Spinning up disk... Jul 17 14:54:00 ffoilpi1 kernel: [80749.701856] sd 6:0:0:0: Attached scsi generic sg1 type 0 Jul 17 14:54:02 ffoilpi1 kernel: [80750.700268] . Jul 17 14:54:03 ffoilpi1 kernel: [80752.720217] .ready Jul 17 14:54:03 ffoilpi1 kernel: [80752.721631] sd 6:0:0:0: [sdb] 1953525168 512-byte logical blocks: (1.00 TB/932 GiB) Jul 17 14:54:03 ffoilpi1 kernel: [80752.722572] sd 6:0:0:0: [sdb] Write Protect is off Jul 17 14:54:03 ffoilpi1 kernel: [80752.723506] sd 6:0:0:0: [sdb] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA Jul 17 14:54:03 ffoilpi1 kernel: [80752.734373] sdb: sdb1 Jul 17 14:54:03 ffoilpi1 kernel: [80752.738920] sd 6:0:0:0: [sdb] Attached SCSI disk Jul 17 14:54:54 ffoilpi1 kernel: [80804.218369] EXT4-fs (sdb1): recovery complete Jul 17 14:54:54 ffoilpi1 kernel: [80804.218429] EXT4-fs (sdb1): mounted filesystem with ordered data mode. Opts: (null) Jul 17 14:55:02 ffoilpi1 kernel: [80811.549925] usb 1-1.2: USB disconnect, device number 12 Jul 17 14:55:02 ffoilpi1 kernel: [80811.557555] sd 6:0:0:0: [sdb] Synchronizing SCSI cache Jul 17 14:55:02 ffoilpi1 kernel: [80811.560278] sd 6:0:0:0: [sdb] Synchronize Cache(10) failed: Result: hostbyte=0x01 driverbyte=0x00