[K12OSN] Some issues using USB sticks

[Huck]

Meelis,

I had this problem occur, and what I found to work(though not an elegant 
fix)..was rebooting the client..it's a PITA I know...
but something didn't "release" so that another USB stick could be 
recognized...

--Huck

Meelis Mihhailov wrote:
> Hi Jimmy!
> 
> I belive those names are not identical. One user is our library worker 
> and the other is customer. They just happened to have same Kingston 
> models. :) Our workers' USB stick worked well but customers' USB stick 
> did not. Now it's hard to get the name of the customers' kingston usb 
> stick as he/she is at home and I have no idea if this person visits us 
> this week.
> 
> So the theory may be conflict between USB sticks by their names? It 
> might be so if thay are both used at the same time but while testing 
> they were used separatelly so at the server side one USB stick session 
> had to be ended before another one opened ... there could not be a name 
> issue ... or I'm wrong? I tested it by phone and ssh session with the 
> server. I was not at the room.
> 
> Could this be a matter of USB port on the client or somekind of 
> partition table on the USB stick that is not understandable by LINUX?
> 
> Meelis
> ---
> meelis at nlib.ee
> 
> 
> ----- Original Message ----- From: "James P Schwankl" 
> <schwankl at chatham.k12.nc.us>
> To: <k12osn at redhat.com>
> Sent: Monday, November 26, 2007 8:32 PM
> Subject: Re: [K12OSN] Some issues using USB sticks
> 
> 
>> Meelis,
>>
>> Do you know if the names of the USB sticks are also identical?  If 
>> they are, what happens if one of them is renamed?  For example if one 
>> of them is named Kensignton and the other is named Meelis-USB, will 
>> they then both show up?
>>
>>
>> Peace,
>> Jimmy
>>
>> +++++++++++++++++++++++++++++++++++++++++++++++++++++++
>>
>> You are coming to a sad realization. Cancel or Allow?
>>
>> +++++++++++++++++++++++++++++++++++++++++++++++++++++++
>>
>>
>> ----- Original Message -----
>> From: Meelis [mailto:meelis at nlib.ee]
>> To:
>> Support list for open source software in schools.
>> [mailto:k12osn at redhat.com]
>> Sent: Mon, 26 Nov 2007 09:27:33 -0500
>> Subject:
>> [K12OSN] Some issues using USB sticks
>>
>>
>>> I have a strange problem with USB sticks with my server and terminals.
>>>
>>> At the moment I have two users with USB sticks. One of them connects 
>>> it to
>>> the terminal and server shows the user a folder that is users' USB 
>>> drive.
>>> Now when a second user connects the USB nothing happens.
>>>
>>> Both USB sticks are Kingston 128Mb.
>>>
>>> Do I really have to ask every user their usb device information in 
>>> order to
>>> make the server understan each USB stick? (install drivers) or is there
>>> another solution?
>>>
>>> Here is the log :
>>>
>>> ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 
>>>
>>>
>>> Nov 26 16:12:35 5k_terminal5.ltsp root: udev detected remove of floppy
>>> Nov 26 16:12:51 5k_terminal5.ltsp root: udev detected add of disk
>>> Nov 26 16:13:00 5k_terminal5.ltsp root: udev detected remove of disk
>>> Nov 26 16:13:00 5k_terminal5.ltsp root: udev detected remove of floppy
>>>
>>> ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 
>>>
>>>
>>>
>>> As we can see ... first detection is not shown in the log. It's as 
>>> nothing
>>> is connected by the user so the server cannot understand if there is 
>>> an USB
>>> stick present. However when this user removes the stick suddenly log 
>>> shows
>>> that it detected the removal of this magical device.
>>> When the second user connects on the same machine USB stick (not the 
>>> same!)
>>> then everything works like a charm.
>>>
>>> Is there any help or reading that can be done in order to ease this 
>>> problem?
>>>
>>> I have public access terminals (around 50) with random users and it 
>>> may get
>>> ugly if number of unhappy users start to riot :)
>>>
>>> Thanks!
>>>
>>> Meelis
>>> --------
>>> meelis at nlib.ee
>>>
>>>
>>>
>>
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>>
>>
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