[K12OSN] Some issues using USB sticks

Mon Nov 26 19:08:57 UTC 2007

Hi Huck!

I had the same idea and we did reboot the client. Even if it had helped 
earlier it didn't work this time. :(

Meelis
---
meelis at nlib.ee

----- Original Message ----- 
From: "Huck" <dhuckaby at paasda.org>
To: "Support list for open source software in schools." <k12osn at redhat.com>
Sent: Monday, November 26, 2007 9:02 PM
Subject: Re: [K12OSN] Some issues using USB sticks

> 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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>>>
>>>
>>>
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>>
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>
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