local device (USB-stick) and users groups problem

[Jean-Francois CLEMENT]

Hi,

do you have every users members of group "fuse" in /etc/group ?

regards
JFC

Ismail ISLEYEN a écrit :
> Hi,
>
> I have installed Edubuntu 7.10 on Dell Poweredge 2800 server (Xeon 3.6
> Ghz x 2, 12 GB Ram, 146 x 4 Hdd) in computer room. There are 40 HP T5000
> (T5525) clients to connect to the server. I have an urgent problem to be
> solved as soon as possible. I would appreciate any help.
>
> The problem is as follows:
>
> 1. Installation and updates are OK.
>
> 2. 12 RAM is provided with "linux-image-server".
>
> 3. etc/ltsp/dhcpd.conf a client mac addresses are added and 192.168
> addressess are changed as 10.0.
>
> 4. Details for     etc/network/interfaces  ---> eth1  are changed as
> follows:
>     address 10.0.0.254
>     netmask 255.255.255.0
>     network 10.0.0.0
>     broadcast 10.0.0.255
>
> 5. Users are added to the system through graphic interface
>
> 6. Users are arranged as follows:
>         /etc/hosts a
>         10.0.0.101   thin1
>         10.0.0.102   thin2
>         .........
>
> 7. etc/default/dhcp3-server   ----> is changed as "eth1"
>
> 8. I have configured lts.conf file as explained in Asmo Koskinen's
> e-mail
> (https://lists.ubuntu.com/archives/edubuntu-users/2008-March/003805.html)
>         [default]
>         SOUND=True
>         LOCALDEV=True
>         LDM_SERVER="10.0.0.254"
>         LDM_DIRECTX=True
>         X_RAMPERC=80
>         X_COLOR_DEPTH=16
>
> To sum
>
> 1. USB flash drive or "local device" is active only in the first user,
> others cannot use USB flash drives. For example while one who logs in
> with thin1 can use USB flash drive, other users  who loged in later
> cannot use USB flash drive. I tried this in different accounts and
> clients but no way.
>
> 2. The group of users which I configure through graphic interface
> apeears as thin2 after the second user. Is it normal?
>         user       group
>         thin1      thin1
>         thin2      thin2
>         thin3      thin2
>         thin4      thin2
>         .....       thin2
>
> 3. When 25 users are logged in, the usage of RAM is 30%, and of
> processor is 45% but I cannot use student control panel. What is the
> possible reason for this?
>
> 4. With 25 users logged in some users have "gnome-desktop-manager" error
> and cannot open desktop. Although I deleted all files in user folder and
> removed them from tmp folder, the system gives the same error. What can
> you suggest as solution?
>
> I need to solve the above mentioned problems before open the system to
> users.
>
> I sincerely thank everybody in advance for their time and help.
>
>
>
>
>
>   


-- 
Jean-François CLEMENT
LaTIM Inserm U650
IFR 148 ScInBioS - Science et Ingénierie en Biologie-Santé
tel:02.98.01.81.08
fax:02.98.01.81.24