Tagged Questions

Questions about Computer Administration

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1
vote
1answer
28 views

how to make scripts which will run on installation of apt package

I have created a bash script which will store some data into a mysql database. Then I have created deb file with that script and made it available for installation by creating local apt repository. ...
0
votes
1answer
50 views

shutdown 5:30pm every day

for a five thirty pm shutdown, should I change this: 30 02 * * * /sbin/shutdown -h now to: 30 17 * * * /sbin/shutdown -h now see also: Crontab Shut down command didn't work
0
votes
2answers
218 views

Ubuntu 14.04 Unknown Display

I have installed Ubuntu 14.04 in my machine(with Gigabyte motherboard), having an Acer 19" Monitor. Unfortunately its resolution not working properly. See the image. This is my xrandr -q output. ...
0
votes
1answer
141 views

glassfish: Authorization has been refused for credentials [user: admin] given in this request

On Ubuntu 14.04 Tahr and Glassfish 4.1, I managed to reset my glassfish master password as so: ejb@ix:~$ ejb@ix:~$ glassfish4/glassfish/bin/asadmin change-master-password Enter the current master ...
0
votes
0answers
9 views

Website sometimes won't load

I'm not sure if this is the proper forum that I can use to address my concern. I was working on a server and suddenly the client reported that the site stopped to load awhile ago and now it's working ...
2
votes
0answers
41 views

How much context switching is too much?

I am running Ubuntu Server 14.04 on an Lenovo IdeaCentre d400. The load average is never under 1.0. So I started to take a deeper look. I do not find anything that could be responsable for this load. ...
0
votes
0answers
24 views

System - Administration tab is missing

I am told that I need to go to System - Administration - however, I do not have Administration under my System Tab. 14.10 Ubuntu.
1
vote
0answers
33 views

Is it possible to install packages from iso?

I browsed through the iso file for Ubuntu_14.04_LTS, I found that majority of data were contained in a single file: casper/filesystem.squashfs (922 MB). there is no *.deb files under ...
2
votes
0answers
39 views

How to get administrator rights?

I am the administrator and only user of my laptop with a new installation of 14.04. I created a bootable USB and when it is used I find this file "PRJ_20071023" that I can not read or delete. I get a ...
0
votes
1answer
50 views

Howto enable spellchecking in Canadian English (incl in LibreOffice) for all users / system-wide

It seems that no one gets the benefit of spell-checking in LibreOffice on our Ubuntu computers. We have them generally set up with Canadian English as default languages, but apparently there is no ...
4
votes
3answers
164 views

New admin account asking for a password?

I've made new admin account. I did not set a password for that account and it now asks me for the password. Since I can access the account as it automatically logs on when the laptop is turned on, can ...
0
votes
0answers
30 views

Graphical pkexec require username and password

I am wondering if there is a way to have the graphical authentication part of pkexec ask for a username as well as a password instead of just a password. The computer I am trying to get set up is on ...
1
vote
2answers
210 views

Run program as root without using sudo

Can someone help me to run a ".run" on Ubuntu 12.04 LTS. My problem is I want to execute this program as super-user, but I don't want to use sudo to run it. I just want to run with ...
0
votes
1answer
32 views

how to do administartive tasks from remote X SSH

I forwarded X over ssh. From unity-control-center I couldn't perform any of the administrative tasks like changing audio input, changing wifi network etc. How can I do them remotely. Its the same ...
0
votes
0answers
121 views

How do I administer, test and fix my RTL8192ce wifi card on the command line? It can't connect to router and external sites

I've been using a Realtek RTL8192ce wlan card on Ubuntu 10.04 and Ubuntu 14.04. Previously the built-in kernel module 'rtl8192ce' worked fine. There'd be some occasional, random blips, but I could get ...
0
votes
1answer
28 views

forgot "administrator's name'

I still have the password but I no longer have the name I used to create the administrator's account. As I'm a novice in all this, I'm not sure I can safely go root without royally messing things up. ...
4
votes
1answer
193 views

Is there a utility for hopping in and out of a CLI?

Lets say I've got a bit of server software. I start it up and it provides an interface on stdin/stdout that I can use to enter commands during runtime. I want to be able to start it up over SSH, exit ...
0
votes
0answers
18 views

Could not get lock /var/lib/dpkg/lock - open (11: Resource temporarily unavailable) E: Unable to lock the administration directory (/var/lib/dpkg/) [duplicate]

E: Could not get lock /var/lib/dpkg/lock - open (11: Resource temporarily unavailable) E: Unable to lock the administration directory (/var/lib/dpkg/), is another process using it?
0
votes
0answers
53 views

nis user can't do su

I setup a nis client and its working fine but I can't do "su" as a nis user(Error: Wrong passwort - But it's correct). Also the login with the local root user is not possible. I only can login as root ...
-1
votes
3answers
76 views

Can Ubuntu run without internet?

I have already installed Ubuntu on my laptop and I want to ask if Ubuntu can still run without internet.. Thanks!
0
votes
0answers
20 views

how do i fix this problem? [duplicate]

~$ sudo apt-get -f install E: Could not get lock /var/lib/dpkg/lock - open (11: Resource temporarily unavailable) E: Unable to lock the administration directory (/var/lib/dpkg/), is another process ...
0
votes
2answers
3k views

How to add my user account to admin group (13.10 desktop) [duplicate]

I was trying to extract a web template into the hosting folder /docroot on the web service, which is working, however I do not have permission to complete the action. I cannot stand being locked out ...
0
votes
0answers
46 views

when i run this script appear this msg

$ sudo sh mininetScript30923.sh mininetScript30923.sh: 5: mininetScript30923.sh: Script created by VND - Visual Network Description (SDN version) : not found from: can't read /var/mail/mininet.net ...
1
vote
1answer
32 views

What GID number assigning policy does have Ubuntu so I can asign my organization GID without conflict?

In order to assign fixed GID for departments in my organization, I would like to be sure not to choose an GID that would be selected in the future for another reason (like a new system group for a new ...
1
vote
1answer
2k views

Is there a central configuration tool for ubuntu such as yast on opensuse?

In openSUSE there is a set up tool called YaST working on GUI and command line. Is there such tool for Ubuntu for instance on YaST one can configure samba and the services. Here is a picture for ...
0
votes
0answers
17 views

forget administration accont name &password [duplicate]

I have forgotten my administration account name & password, plus I changed the ADMINISTRATION account to standard account. How can I change a standard account to an ADMINISTRATION account.
1
vote
0answers
32 views

Distributing automounter maps to NIS clients

I am working to get automounter maps distributed to our group's workstations via NIS. All the workstations are clients, with one master server. Is it possible to distribute automounter maps through ...
0
votes
0answers
34 views

Does PGAdmin need to be configured for EVERY desktop user?

I have a local machine (Ubuntu 12.04 desktop) with PGAdmin3. When I log in as a standard user on Ubuntu and run PGAdmin, I don't see any server connection. So do I have to recreate a server ...
0
votes
1answer
47 views

Why no PGAdmin in launcher for standard user?

I have installed PGAdmin and it all works well. But when I log in as a Standard User on Ubuntu 12.04 I don't see PGAdmin in the launcher. I have other programs like Libre Office, Lazarus and ...
0
votes
1answer
354 views

HELP! I'm locked out of all Ubuntu accounts

I was using these commands in terminal: sudo apt-get install gksu gksu nautilus I needed to move some files from one account into another & then I wanted to rename some of the accounts. I got ...
0
votes
0answers
4k views

Running gnome system tools

I'm a sporadic Linux user, but haven't used Ubuntu for some years until a hard disk crash on my Windows laptop forced me into running Ubuntu off USB/DVD. I love the new appearance, but as ever the ...
0
votes
2answers
962 views

How to prevent users from renaming files while providing write permissions on Linux

For some special purpose, I want to prevent non-root users of the Linux Server from changing or renaming the filenames. However, they can modify and write to the contents of the file. How to do this ...
2
votes
1answer
721 views

remove 8.04 repositories in 12.04?

after using ubuntu for about a year, it's time to pose my first question. I am running ubuntu 12.04.3 and recently I've had some issues with resynchronizing the package index files. sudo apt-get ...
2
votes
2answers
1k views

How to detect which init script starts zram?

Due to a zram bug leading to machine lock-ups, I've had to disable zram. I thought dpkg --purge zram-config as well as commenting any reference out of /etc/rc.local would do the trick, but the module ...
3
votes
2answers
2k views

Which script rotates /var/log/auth.log?

I cannot figure out where /var/log/auth.log is rotated. I found the file /var/log/auth.log.2013-09-16 on my system, which contains log entries previously found in /var/log/auth.log. Where does that ...
3
votes
1answer
74 views

Methods for creating good admin documentation?

I want to document any change I do to my ubuntu system. I want to do this in a way that if I had to pass this system to another administrator, it would be easy and logical for him to access this ...
0
votes
3answers
11k views

Is it possible to install Ubuntu through network?

I would like to install Ubuntu for almost 120 users. But it's very difficult in using USB and drives. please suggest ....
4
votes
2answers
67 views

How do I install browser plugins in a centralized way?

I have 5 users on an ubuntu box and I want each user to have AdBlock+ (and a few others) for both FireFox and Chrome. Is there a way to avoid logging in as each one with GUI and starting both ...
7
votes
1answer
9k views

What server control panels are available for Ubuntu Server?

As a dedicated Ubuntu server or as a VPS, I am looking for a web control panel, something like cPanel which is something like a web administrator for a server. I have not used any on Linux since I do ...
1
vote
1answer
537 views

php.ini cli symbolic link

Why do we have a different php.ini for the php client ? Is it a good idea to link the main instead ? $ sudo ln -s /etc/php5/apache2/php.ini /etc/php5/cli/php.ini
2
votes
0answers
98 views

How to administer, manage & update 40 to 50 Kubuntu laptops?

I have a custom developed application presently running on about 40 Kubuntu laptops (& more planned). Every few months I have to update the application. I also have to run Ubuntu updates and a few ...
0
votes
1answer
271 views

How to install Wubi without Administrator privileges in Windows

Is there any way to install Wubi without Administrator privileges in Windows? Or, if this is not possible, is there any workaround to have an Ubuntu experience while on Windows? Thanks.
2
votes
0answers
98 views

Forcing screensaver lockout time for all users in Unity

I am using Ubuntu 12.04 and Unity. Is there a way to force the screensaver lockout time using an admin account? By default each user can change their lockout time. I need to be able to prevent ...
3
votes
1answer
8k views

ntpd vs ntpdate: pros and cons

In order to keep the time accurate on a Ubuntu system one can either: Run the ntpd (network time protocol daemon) which will run all the time and continuously adjust the system time when clocks ...
1
vote
1answer
171 views

Disable discovery or listing of HDD partitions

I would like to disable auto detection or listing of certain partitions in applications such as Nautilus. I have a HP laptop that contains a recovery partition along with a EFI partition and I would ...
0
votes
1answer
157 views

How to disable update notification for all users?

This is a partial case of the more general question "Don't bother non-admin users with admin questions": I have several non-admin users on a computer and I want to disable software updates for all of ...
1
vote
1answer
73 views

Don't bother non-admin users with admin questions

My wife and kids use ubuntu laptops which I administer. How do I prevent the system from, e.g., offering them software updates? (I know I can disable that for the whole box, but that is just one ...
1
vote
2answers
307 views

Need a simple, foolproof remote admin for Ubuntu Server

I'm running an Ubuntu server 12.10 box and need a foolproof remote admin for my wife/kids who have even less experience of linux than I. The box only runs as file server and our LAN Minecraft server. ...
2
votes
0answers
58 views

Limited access accounts for a low maintenance deployment?

Forgive me if I haven't done quite as much digging trying to solve this on my own as I could have: I'm currently in Zambia, and my internet access is unpredictible and slow when it's working. I'm ...
3
votes
2answers
277 views

How to create an image of an entire remote system for using on other (virtual) remote machines?

I have ordered several virtual machines from a hosting provider, which all need exactly the same setup: same users same programs installed same config (except for hostname) including cron-jobs Is ...