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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Use Different Dropbox Account On Linux (Ubuntu)

I installed the Dropbox application / service on my Ubuntu (2015/v15.04) installation. I logged in at the time to one Dropbox account. I have another that I share, now. Ideally I could use both at ...
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2answers
3k views

Change account on Linux Dropbox?

I'm running Crunchbang (Debian-based) and I installed Dropbox using the .deb package. When the program started I logged into an account, but now I want to log out and sign in to another account. The ...
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0answers
35 views

Mount encrypted partition after login (LUKS/pam_mount)

During the installations of Fedora 23 I have chosen the option to encrypt the /home partition. As expected, I am asked now to enter the passphrase before the login appears. Now, I have to achieve that ...
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0answers
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How can I diagnose recurring but unpredictable brief system hangs?

Yesterday, I wiped my / folder and installed a new version of Linux over my old executables, retaining my data mounted on other partitions and drives. Since then, the system will periodically hang for ...
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0answers
8 views

Can I setup my Linux PC to broadcast two different Wi-Fi networks using only one adapter?

I found that my OpenWrt enabled router can broadcast two Wi-Fi networks, one bridged to the WAN port and the other bridged to the LAN ports, both working. As is shown below: Screen snapshot of my ...
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1answer
173 views

Installing Linux on a Windows Dell XPS 13

I can buy from a retailer with employee discount. This means that I can get a Dell XPS 13 with Windows for considerably less money than the Dell XPS 13 developer edition from Dell directly. I would ...
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1answer
5 views

How do i prevent lilo from doing a disk scan?

I have gentoo installed using root on LVM on RAID5. I made a mistake when I set up lilo but the initrd created by genkernel caught it and allowed me to type in the correct root partition. I have ...
399
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9answers
38k views

Did I just get hacked?

I am developing a consumer product, and it is supposed to be connected to the Internet, so as expected, it is connected to the Internet so that I can properly develop it. I went away for an hour or ...
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2answers
15 views

Recover text file that I deleted with “cat” command

I used cat > filename while not thinking about it, then hit ctrl + c and naturally enough the file is now empty... Is there a way to recover that file's contents?
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2answers
2k views

Wifi very slow on Linux Mint 17, works fine on Windows

My wifi is working just fine on Windows in my new ASUS X450L notebook but is unbearably slow (often becoming unresponsible) on my dual boot Linux Mint 17. I believe it is a problem with the drivers. ...
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0answers
1k views

QEMU within VirtualBox and bridged connections all the way down

I'm trying to get an ARM QEMU system out on my LAN. I tried running QEMU directly from Windows (Windows 7 x64), with success except I could not get a TAP adapter to bridge to my wireless connection. ...
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0answers
13 views

GNU screen - open new window in working directory of current window in a named (sessionname) session?

In order to open a new screen window in the same directory as the current working directory of the screen window you are launching it from (rather than the directory you initially launched the screen ...
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4 views

Unable to detect lun in RHEL4

Unable to detect newly added lun in RHEL4 running with 2.6.9-103.ELsmp..Tried LIP protocol but that didn't helped echo "1" > /sys/class/fc_host/hostx/issue_lip Any help is appreaciated
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1answer
17 views

useradd user with group with same uid and gid

I want to add a user named "nexus" with uid as 1234567 (example number) and gid 1234567. I'm running the following command: sudo useradd -r -U -u 1234567 -g 1234567 -m -c "nexus role account" -d ...
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0answers
34 views

How to disable some cores on Intel machine

I have a machine with two Intel(R) Xeon(R) CPU E5-2618L v3 processor, which has 8 cores on each socket. I only want the OS or hypervisor (such as Xen) on the machine to detect only one socket and ...
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1answer
1k views

How to install intel driver in Lubuntu

Ive recently installed Lubuntu on my pc. But i don't know how to install my intel chipset driver (intel_inf8111010fin.exe). Specs: Lubuntu 13.10 (Salamander) & WinXp Sp3 P4 cpu 2.60, 1 ram
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2answers
21 views

Remotely running an ssh session

For some work I need to do, I need to have a PuTTY session open on my laptop for a few hours at a time to let some scripts run. However, I'm often on the go and am unable to leave my laptop sitting ...
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1answer
15 views

Why doesn't cronjob execute feh command

I build a cronjob to download a new picture from a source every ten minutes and set it as wallpaper using feh. The file is downloaded but the wallpaper doesn't change. Where is the problem? crontab -e ...
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2answers
2k views

Running Linux with Intel and Nvidia Cards - Way to select at boot time?

I have a Dell XPS L702X laptop which has an Intel and Nvidia card built into it. In Windows the laptop will switch between the two depending on power usage, so I can run the Intel card when I want ...
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2answers
6k views

How can I disable the NVIDIA Optimus chip?

To this question, it may sound like there are a lot of confliction with this question already, well... let me explain first: Ubuntu 11.04 - disable NVIDIA graphics card -- To this, I am using Arch ...
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1answer
1k views

Reading bad blocks from hard disk too slow in Linux

I'm trying to recover data from an old 320G hard drive (full of bad sectors) to a new one. I found that ddrescue is a good tool for this task due to it's smart algorithm. I have already done this once ...
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2answers
566 views

Faster recovery from a disk with bad sectors

Recently I tried to dd from an unhealthy HDD to a file. I used dd if=/dev/sdb of=somefile bs=4096 conv=noerror,sync. My problem was that dd wasted a lot of time when it encountered a bad block. In my ...
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1answer
3k views

Why boot fails with bios SATA Mode as AHCI?

In a nutshell, I am trying to figure out for some Jetway engineers and myself, why the custom bios they made me does not allow SATA devices to boot in AHCI mode. Obviously, this is difficult to ask ...
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2answers
3k views

How to start nvidia driver in console?

I've downloaded and installed latest NVIDIA driver from nvidia.com. Video card works silently in X session. But when I work in console without starting X, video card fan makes a lot of noise. Seems to ...
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0answers
11 views

Incremental Snapshot Style backups with rsync on NTFS

I've taken over development of an embedded Linux product which needs a reliable backup solution. Backups are to be performed without compression to an attached USB storage device formatted to NTFS. ...
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2answers
16 views

print lines containing limited words in the second field

I have a symbol table of the form M07UP49A0870I422.wav <s> haraa keelaa <bn> </s> M07UP49A0870I423.wav <s> <horn> jau <babble> </s> ...
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0answers
9 views

Install openjdk 8 on Mint 17.3

I am trying to install openjdk 8 on my Mint 17.3 It is based on Ubuntu 14.04 which does not have openjdk 8 in its repositories. Although, I was able to find a link where someone just says that it is ...
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2answers
17 views

Debian : Encrypted Raid 1 setup.

We have a Debian X64 server which has the following config. One single 512GB SSD, which has our OS and two 2.0TB HDD's which have data like attachments, etc. The two 2.0 TB drives are in RAID-1 ...
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1answer
16 views

Linux:AWK gsub command not processing correct output

On the below csv file I would like to change the scope from ENG to PROD; I have used the following awk command but there is no change to the file, could anyone please tell me what is wrong? test.csv ...
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0answers
25 views

Allocate more RAM to VirtualBox VM on hard disk [on hold]

I downloaded VirtualBox on MacPro running El Capitan. My VM is a 64-bit Linux Ubuntu, which I recently copied to a hard disk with 32 GB memory. I want to give the VM all 32 GB of RAM, but VirtualBox ...
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0answers
17 views

how do I change which partition the file downloads to?

So, I've been trying to install gentoo for months. I have tried over and over again. However, when I try this step: ...
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2answers
27 views

Perl IRC Bot running on the machine

I had someone hacked into my linux machine and was running a perl code which seems to be some kind of a bot. The next day I got a call from ISP saying that there are large number of spam mails ...
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0answers
12 views

How to make (and restore) an application snapshot in runtime?

I'm trying to make a snapshot of a running application, in runtime, and restore it afterwards. By 'snapshot' I mean complete state of my application - I suppose that's just memory pages and CPU ...
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0answers
9 views

Found duplicate pv in disk scan

I have vps, i attached another hard disk, it contains the same partitions i have on my current linux, it has / and /boot and swap. i need all data on / partition. here is the output of lsblk: NAME ...
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0answers
14 views

How to read raw serial data on linux?

I'm working a project for school that requires us to send data from our embedded system on a FPGA back to our host computer over serial. I have a UART instantiated in my FPGA and I have done all of ...
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1answer
26 views

sed align all lines to last line in a file Bash script

I have a files with below lines Dev_Campaign_1873.rpm Dev_Campaign_1987.rpm Dev_Campaign_9876.rpm http://52.30.241.107:8081/artifactory/api/storage/adifact Trying to get the output to a file as ...
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0answers
4 views

rsnapshot exclude_file not working for local backup?

I've setup rsnapshot for 2 Ubuntu 14.04 servers. One is over SSH, the other is local. The configs are almost exactly the same, however the local backup seems to not honor the exclude_file. Global ...
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0answers
11 views

Cannot figure out what eats disk space, CentOS6

Here is disk free info: root@nqpc002/]# df -ha Filesystem Size Used Avail Use% Mounted on /dev/sda2 103G 85G 13G 87% / proc 0 0 0 - /proc sysfs ...
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3answers
2k views

`vi` command doesn't open newly installed Vim 7.4 on OS X

I just installed Vim 7.4 on my MacBook using Homebrew. When I enter vim on the command line, it successfully enters Vim 7.4, but when I use vi I still get the old 7.3. To install Vim 7.4 I used this ...
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3answers
1k views

How to change default “Print to file…” settings

I have a fresh install of Linux Mint 15. In many applications (gedit, firefox, etc.) I can go to "File > Print..." and see a virtual printer called "Print to file". By default, it prints the PDF to ...
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2answers
40 views

How to get HTML file as a content to mail (shell script)

I am new to shell script, I have an HTML file which contains table data. Now I need to send this file to mail. mail -s "test" abc.com <test.html Currently I am getting the raw HTML code for the ...
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2answers
3k views

Linux on new Surface pro 4

I'm interested in buying the new surface pro 4. But 'm also a linux user therefore I would like to run linux (dual boot) on the sp4. There lots of tutorials about the surface pro 3 but until now I ...
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0answers
22 views

tty resolution breaks down after suspend & resume on Linux

I am running $ uname -sr Linux 4.0.5-gentoo with an Nvidia GeForce 750 Ti card and $ eix nvidia-drivers [I] x11-drivers/nvidia-drivers ... Installed versions: 355.11-r2^msd(01:51:54 ...
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4answers
8k views

mounting nfs gives “access denied by server while mounting (null)”

I've recently upgraded one of our machines to debian Squeeze from lenny. Previously, these machines mounted 2 NFS shares /home and /home/scans/data After the upgrade they can only mount one at a ...
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0answers
24 views

DNS server (bind9 on Debian) problems with Windows 7

I have made a home server in my house (for downloads, get arduino readings and stuff like that) I want to access this server with a domain (Ej, mylocaldomain.com) to do that I have configured a bind9 ...
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1answer
23 views

How do I catch and log all attempts to write to /dev/null?

Essentially I'm trying to catch output any scripts that are currently running and silencing their output. So the question is fairly simple, how do I log any attempts to write to /dev/null?
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1answer
31 views

How to construct a proper command string in bash? Quoting issues, I think

I have a very newbie question, I am sure. I am trying to construct a script to edit the internal EXIF timestamps of a number of JPG photo files, using the commandline exiftool utility. My actual ...
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1answer
12k views

How to make a desktop icon on centos 7?

I am new to Linux and this may sound very dumb but I need to make a desktop icon on centos 7 but I don't know how to do it. I tried googling but I can't even find Launcher. Need help
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1answer
3k views

Aspire V5-531 Operating System Not Found

I recently purchased an Acer Aspire V5-531. I replaced the 320GB HDD with a 120GB Kingston SSDNow V200 and installed Linux booting with rEFInd. Due to a necessary change, I have to move back to ...
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2answers
30 views

How to login ssh without a password using the ssh host key?

I want to login to this machine, but I just have an ssh host key, not a password. Example from nmap: | 1024 b6:00:e3:71:8c:a3:4e:e4:8b:9a:b5:c2:68:86:de:82 (DSA) |_ 2048 ...