A family of Unix-like operating systems using the Linux kernel. If your question is about a certain distribution only, use a more specific tag.

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VirtualBox internal network too slow (frequently stalled)

I have two guests run in Windows 7 host, both of them are Debian-based Linux. Linux 1 eth0: NAT eth1: internal network (managed by Gnome by using Link-Local in the settings) Linux 2 eth0: ...
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0answers
18 views

Assign an individual core to a process

What I'm trying to implement is to run a python script on it's own core on Raspberry Pi 2 with Debian. One can use taskset to bind a process to particular core. But I need this core to be free of OS's ...
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0answers
6 views

lightdm(lightdm-gtk-greeter) black screen when reboot/poweroff

I have a extend monitor connected to my laptop. ArchLinux + systemd + lightdm + lightdm-gtk-greeter. When I execute reboot or poweroff command, Both of the 2 monitor will show an black screen(I can ...
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3answers
2k views

How can I render a website as an image from the shell?

Looking to say "http://example.com/index.html -o website.png" Is there an existing program to do this? I'm ok with doing html to png. Is there a program for that?
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0answers
12 views

How to kill second gedit?

I executed this command: for run in {1..3} do gedit & done How can i kill second gedit? Because result of this command: ps -eo cmd,pid | grep gedit is: gedit ...
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4answers
21k views

Create an image file of a running Linux system

As I understand it, creating an image of a Linux system makes an exact copy of the OS and any user files/configurations/programs etc. What I would love to do is create an image of my work PC and ...
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1answer
12 views

Error when moving partition

I'm trying to move the partition hfs to the right of the unnalocated space in this image: I'm getting the following error: GParted 0.19.0 --enable-libparted-dmraid --enable-online-resize ...
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1answer
4k views

Ho do you stop and start php-fpm?

Ok I'm trying to install Ion Cube on an AWS instance created by Bitnami: https://aws.amazon.com/marketplace/pp/B007OUYR4Y/ref=srh_res_product_title?ie=UTF8&sr=0-4&qid=1413489962522 ...
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1answer
3k views

Hostapd requires manual restart for devices to connect

I am currently setting up a WiFi hotspot for the padres using their NAS with WiFi card. Setup: Ubuntu 13.10 Hostapd is bridged with eth0 (br0), and works great if manually restarted sudo service ...
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11 views

Can't connect to a Samba share using Kerberos

I have a Samba server (which is the domain controller), and a Ubuntu 14.04 Client with a logged user who is authenticated by Kerberos (the client joined to domain with Likewise). The user want to ...
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0answers
28 views

What is wrong with my security here?

I followed this method for creating an email address for my desktop (so that I can automate certain emails, etc.) and when I try to test an email I get: mail: cannot send message: Process exited with ...
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3answers
26k views

Disable color in shell/terminal

I want to disable all color in my shell. Not ls, not nano, not vi, nothing. What's the best way to achieve this?
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1answer
13 views

Tmux - Detach client fails if using bash startup script

Typically, I use a bash script to create my tmux session (split panes, set PWD, call commands, etc.). This works great, except if I try to run tmux detach-client. It will fail to detach, instead just ...
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0answers
6 views

In GUFW, the Ubuntu graphical firewall app, how should I interpret the “report” tab?

Pretty basic question - I've looked at the Ubuntu documentation wiki (which is the documentation linked from the gufw.org website), but it doesn't even mention the "report" information never mind ...
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0answers
4 views

kvm-linux with zero(thin) client

i have to run a virtualization in my office.can i use kvm-linux virtualization with zero(thin) client? i know vmware is supporting zero client protocols well but is kvm supporting it too and i can ...
12
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4answers
7k views

Disabling Google Chrome Download auto numbering for existing files

When I save a file (e.g. Images) to a folder which already exist there, Chrome adds a (N) where N is first available number. This causes I have multiple copies of same file! How can I disable Chrome's ...
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0answers
6 views

RAID 6 Resync after system crash

I am running a home NAS server for data storage using linux (ubuntu) and RAID 6 configuration (using MDADM), however, occasionally the server crashes/hangs or experience a power-outage/interruption of ...
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1answer
158 views

Cannot delete file, change permissions or take ownership as admin

I have a Shuttle OmniNAS KD20 NAS that runs Samba. It's connected to my desktop that runs Windows 10. I mapped the NAS to Z:\ and access it with user named "OmniNAS\nasuser". Here's the problem. I'm ...
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0answers
9 views

Attached devices change /dev/sd value

I have a script which auto mounts my Windows partition based on UUID, reason: my attached devices change their /dev/sd value. After booting up, my external hard drive might take on /dev/sda or ...
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7answers
52k views

What is the conventional install location for applications in Linux?

I'm currently installing NetBeans, and the default install directory is /home/thomasowens/netbeans-6.8. I'm not a fan of that location, so I'm looking at /etc, /bin, /usr/bin, and /sbin. Does Linux ...
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0answers
13 views

Mass mailing, server providers and more [on hold]

I'm looking for some information about launching mass mailing software. !IMPORTANT! I'm talking not about SPAM, because all mail templates will be confirmed by administrators, so it prevents ...
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0answers
18 views

Unable to format or write to USB drive

By mistake removed USB drive from Mac while copying something to it. After that, not able to either format it, or write to it. On clicking "Erase" on disk utility in mac, am seeing this error: ...
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2answers
7k views

How do I install python with proper permissions?

So python installed probably fine. Or perhaps it was already on here (I'm using xubuntu 12.10). But I tried to install networkx today using pip: pip install networkx then says I don't have ...
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2answers
29 views

sed command to replace multi-line text with empty

I have an XML file which contain portion as given below. <Target name=something> < other content here> </Target> Now how can I remove this content from my file using sed ...
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1answer
31 views

Fedora 23 has stopped installing new programs and updates

I have been using Fedora 23 for the last 2 months and since yesterday DNF has stopped installing or upgrading programs. This is the error message I got in the Yum Extender - Powered by DNF: ...
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1answer
355 views

what happens when mount a partition on / ?

I have a partition /dev/sdb1 what happens after executing this command? sudo mount /dev/sdb1 / -o rw ^ I know that must change mountpoint "/" address as mentioned above. ...
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8answers
11k views

How can I move files from Windows to Linux using WinSCP?

I have PuTTY and WinSCP, but WinSCP doesn't work in this case because I need to use a command cd ../public in order to enter the directory as I can't find it for some reason. How would I use PuTTY or ...
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1answer
38 views

wget script exit abnormally with error 126

Can't seem to get this script to run, I have user access to the data I'm trying to download but it just won't run. If anyone can help with wget scripts it would be appreciated. for i in $(seq 1 9); ...
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2answers
32 views

Joining Windows host to a Samba Active Directory failed

I couldn't join a Windows (2k3) computer to a Samba4 Active Directory, because I got this message on the host: Error occured joining the domain. The specified network name is no longer available. ...
-1
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1answer
29 views

Can i clone a running vbox machine? [duplicate]

Is it possible to clone a running VBox machine? I need this because I can't turn off the machine during its purpose so I was wondering if something like that is possible? I tried by cloning the ...
0
votes
1answer
23 views

How to use the lastb command from Mac terminal?

In bash on mac, when trying to list recent bad logins, the lastb command is unrecognized, while it works fine on my Linux machine. Does it need to be installed or is it a different command for macs?
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0answers
13 views

Debian Testing, iwlwifi-7260 issue

I'm trying to install Debian Testing but I'm actually stuck in the wifi configuration. It asks for: iwlwifi-7260-13.ucode iwlwifi-7260-14.ucode iwlwifi-7260-15.ucode iwlwifi-7260-16.ucode ...
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3answers
58k views

Login with Linux FTP username and password

What's the command for logging in with FTP all with one line? ftp username:password@my.domain.com says: Password required for username:password
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1answer
27 views

High CPU Usage by “root” User in Ubuntu VPS server

My server was working fine until last week, until it seems someone changed my SSH password. After this when I checked the CPU usage, it always 160-190% on executing top command. Some users told that ...
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0answers
3 views

“require all granted” not working with dbd auth on my apache 2.4.1

I am replacing my old apache 2.2 server with a apache 2.4.1 server. I'm in the process of testing if everything i need is still working with apache 2.4. I have some pages secured with apache auth ...
2
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0answers
28 views

Transferring large file to/from USB drive causes system to hang until transfer is done

I have a box running Ubuntu 16.04 server. It has an internal SATA hard drive with the OS on it, and an attached USB 3 hard drive which I use for storage of large/long term files. A lot of times, this ...
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0answers
10 views

windows partition wiped out with debian install CD and LVM

Going by my prehistoric knowledge on how to set up a dual boot with Windows and Linux, I set out to install debian over my Windows 10 installation. My single hard disk was originally partitioned into ...
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0answers
13 views

Remove a physical partition on a Mac drive

I wanted to install ubuntu with rEFind on my Mac but I made a mistake during the installation and created a physical drive instead of a logical drive for Linux. My Mac boots fine, but I want to ...
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7answers
19k views

What happens if mv is interrupted?

What happens if the Linux mv command is interrupted? Say, I'm moving a whole directory to some other place and interrupt it while it's moving. Will the source directory still be untouched?
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0answers
7 views

Use ADB with Genymotion from concurrent linux VM

I have a linux VM and a genymotion VM on my host. Both have the same network configuration (I set it up myself) which is: Adapter 1: Attached-To: Host-only adapter Name: VirtualBox Host-Only ...
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0answers
12 views

apache php7 is 100 times slower then static content

I am having slow TTFB (200-700ms) on my local web site (Vbox VM, debian8, apache 2.4, php7), so I made some bench marking, and narrowed it down to an Apache configuration. I have made 2 identical ...
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2answers
31 views

Blocking Websites

I use Linux, I connect to Internet through Ethernet, I made a Hot-spot, so that I can share my Internet with my Family Members, now I see the that one of my elder was getting addicted to illegal ...
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1answer
21 views

Hard Drive Error

Hello please look at error log below and suggest me solutions. I am using Fedora 23, I am getting this error while installing or updating and package. so my log from "/var/log/messages" is... May 27 ...
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5answers
16k views

How to prevent sudo users from running specific commands?

I have a very sensitive network setup and I really dont want to mess up with it. My network consists a bunch of users who are with sudo privilege. I want to stop them from running service ...
0
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0answers
14 views

How get PCI express configuration for SSD storage?

I am looking for updating my SSD in my laptop to a newer/faster one. The one currently in the laptop is the default one that came with the purchase. It is an m.2 ssd. The problem is that I am ...
0
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1answer
26 views

Installing KDE 5 in Linux mint 17.3

I have been trying to install KDE 5 on linux mint 17.3 Rosa I know I need to add a PPA to do this first, I have been trying both sudo add-apt-repository ppa:neon/kf5 and sudo add-apt-repository ...
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1answer
13 views

Making sure my desktop is locked when it goes into sleep mode

Is there a way to install some kind of a hook that'd make sure xlock or a similar program is called before my laptop goes to sleep, regardless of the origin of the request (calling pm-suspend from a ...
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0answers
14 views

# du -h --max-depth=1 / -> Permission denied (but I'm root)

Why in the output of # du -h --max-depth=1 / there are complains about permissions, shouldn't root see everything? root@machine:/# du -h --max-depth=1 / 529M /opt 112M /boot 20K /mnt 8,0K ...
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2answers
17 views

Use Ubuntu in Window server 2008 in virtual machine?

Recently our group has purchased Window Server 2008. Though most of us use Windows I require Linux system for my work. I read about virtual machine but I am not sure which one to use to utilize ...
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1answer
621 views

“sudo yum install nginx” throws “Cannot retrieve repository metadata (repomd.xml) for repository”

Here's what I get when I type it in via the command line: [prompt]$ sudo yum install nginx Loaded plugins: priorities, security, update-motd, upgrade-helper ...