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udev чудит



Я вставляю внешний хард, он подключается как /dev/sdc1. Монтирую. Все. Смотрю, с
него фильм, слушаю музыку. Через некоторое время, совершенно произвольно, он
теряется, бегут эрроры, мол, девайс вынули. На самом деле никто девайс не
трогал. Но /dev/sdc* уже не существует, зато появился /dev/sdd* или там
/dev/sdb*. Это все тот же внешний хард.

Что за фигня, и кто виноват, udev или косяки с железом пошли? Раньше ничего
такого не было, никаких обновлений софта в последнее время не делал.

в логе куча странностей:
----------cut----------------
[ 5250.620584] usb 1-3: new high speed USB device using ehci_hcd and address 4
[ 5250.754133] usb 1-3: New USB device found, idVendor=05e3, idProduct=0702
[ 5250.754144] usb 1-3: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[ 5250.754151] usb 1-3: Product: USB TO IDE
[ 5250.754384] usb 1-3: configuration #1 chosen from 1 choice
[ 5250.778775] scsi4 : SCSI emulation for USB Mass Storage devices
[ 5250.793487] usb-storage: device found at 4
[ 5250.793496] usb-storage: waiting for device to settle before scanning
[ 5255.792339] usb-storage: device scan complete
[ 5255.793091] scsi 4:0:0:0: Direct-Access     ST66022C F                0811 PQ: 0 ANSI: 0
[ 5255.802304] sd 4:0:0:0: [sdd] 12001248 512-byte hardware sectors: (6.14 GB/5.72 GiB)
[ 5255.807438] sd 4:0:0:0: [sdd] Test WP failed, assume Write Enabled
[ 5255.811175] sd 4:0:0:0: [sdd] Assuming drive cache: write through
[ 5255.818053] sd 4:0:0:0: [sdd] Test WP failed, assume Write Enabled
[ 5255.822496] sd 4:0:0:0: [sdd] Assuming drive cache: write through
[ 5255.827229]  sdd: sdd1
[ 5255.871142] sd 4:0:0:0: [sdd] Attached SCSI disk
[ 5267.777707] usb 1-3: USB disconnect, address 4
[ 5268.055521] usb 1-3: new high speed USB device using ehci_hcd and address 5
[ 5268.124392] hub 1-0:1.0: unable to enumerate USB device on port 3
[ 5268.392061] usb 3-1: new full speed USB device using uhci_hcd and address 2
[ 5268.535096] usb 3-1: not running at top speed; connect to a high speed hub
[ 5268.553112] usb 3-1: New USB device found, idVendor=05e3, idProduct=0702
[ 5268.558118] usb 3-1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[ 5268.563490] usb 3-1: Product: USB TO IDE
[ 5268.569245] usb 3-1: configuration #1 chosen from 1 choice
[ 5268.592162] scsi5 : SCSI emulation for USB Mass Storage devices
[ 5268.592757] usb-storage: device found at 2
[ 5268.592762] usb-storage: waiting for device to settle before scanning
[ 5271.160340] usb 3-1: USB disconnect, address 2
[ 5272.456047] usb 1-3: new high speed USB device using ehci_hcd and address 6
[ 5272.590883] usb 1-3: New USB device found, idVendor=05e3, idProduct=0702
[ 5272.590893] usb 1-3: New USB device strings: Mfr=0, Product=1, SerialNumber=0
-----------------cut-----------------

ну, и так постоянно,  что может быть тому причиной?


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