thumb drive - huh?

Justin Gedge jgedge at amis.com
Tue Mar 29 13:34:24 MST 2005


on 3/14/2005 Jared Bernard wrote:

>On Monday 14 March 2005 5:43, Justin Gedge wrote:
>  
>
>>I'd check the /var/log/messages file with
>>
>>tail -f /var/log/messages
>>
>>observe this as you plug the thumb drive in/out to see which device it's
>>being assigned too.  Some of these USB devices are a little tricky to
>>follow -- I've noticed that at work on RedHat7.3-- I can just add an
>>entry to the /etc/fstab file like you described-- and at home on
>>SuSE8.2-- It goes through with some proc daemon that auto mounts my usb
>>keychain.  Since I've formatted my flash keychain drive as an ext2
>>format-- I need to have an entry in the /etc/fstab to force it to ext2
>>fs.  At home-- the only trick is I have to manually unmount the
>>incorrectly mounted device and then manually remount it.
>>
>>    
>>
>This is what I get, but I don't fully understand it.
>
>'Mar 14 20:58:14 mepis1 kernel: usb 1-3: USB disconnect, address 4
>Mar 14 20:58:15 mepis1 usb.agent[3348]: update fstab on remove device
>Mar 14 20:58:15 mepis1 kernel: Device not ready.  Make sure there is a disc in 
>the drive.
>Mar 14 20:58:15 mepis1 scsi.agent[3340]: update fstab on remove device
>Mar 14 20:58:15 mepis1 kernel: Device not ready.  Make sure there is a disc in 
>the drive.
>Mar 14 20:58:15 mepis1 last message repeated 2 times
>Mar 14 20:58:57 mepis1 kernel: usb 1-3: new high speed USB device using 
>address 5
>Mar 14 20:58:57 mepis1 kernel: scsi3 : SCSI emulation for USB Mass Storage 
>devices
>Mar 14 20:58:58 mepis1 kernel:   Vendor: Samsung   Model: Mighty Drive      
>Rev: PMAP
>Mar 14 20:58:58 mepis1 kernel:   Type:   Direct-Access                      
>ANSI SCSI revision: 02
>Mar 14 20:58:58 mepis1 usb.agent[3390]:      usb-storage: loaded successfully
>Mar 14 20:58:58 mepis1 kernel: SCSI device sdb: 502784 512-byte hdwr sectors 
>(257 MB)
>  
>

>Mar 14 20:58:58 mepis1 kernel: sdb: assuming Write Enabled
>Mar 14 20:58:58 mepis1 kernel:  sdb: sdb1
>  
>
right here-- looks like your usb drive is being assigned to scsi device 
sdb1 [/dev/sdb1]

>Mar 14 20:58:58 mepis1 kernel: Attached scsi removable disk sdb at scsi3, 
>channel 0, id 0, lun 0
>Mar 14 20:58:58 mepis1 kernel: Attached scsi generic sg1 at scsi3, channel 0, 
>id 0, lun 0,  type 0
>Mar 14 20:59:04 mepis1 scsi.agent[3426]: update fstab on add device
>Mar 14 20:59:04 mepis1 kernel: Device not ready.  Make sure there is a disc in 
>the drive.
>Mar 14 20:59:04 mepis1 kernel: Device not ready.  Make sure there is a disc in 
>the drive.
>
>JB
>
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sorry for the late response-- been ofline for a while...

Justin Gedge




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