Questions specifically about Linux but not specific to a particular distribution. If the question could apply to any Unix-like system, specify your Linux distribution in the body of your question but do not use the /linux tag.

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3 views

How to keep track of open windows in with wmctrl

So I have a script that I'm trying to use to make handing applications easier. Right now it gets the window id of an application name (the first parameter) and checks if the window_id exists or not. ...
0
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1answer
14 views

Problem with touch pad in linux

I have a Lenovo g500 laptop and I recently installed Ubuntu 14.04 in it. The problem is that the touchpad in not being dectected. I ran Ubuntu in live mode before installation and the touchpad worked ...
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0answers
14 views

Failed unmounting /home during shutdown arch linux

I've installed arch on my system multiple times and everything has worked fine, but since last installation I've been seeing messages : Failed unmounting /home. and Failed unmounting /run/user/1000. ...
0
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1answer
28 views

Local port is not accessible with public IP address

I have a linux server which has public IP and Private IP. So, when ever I login with public IP, the terminal directly shows private IP. example: $ ssh root@55.27.XX.XX root's password: ...
1
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1answer
30 views

Vi mode or emacs mode in the whole system

I use vi mode in zsh, tmux and my favorite text editor (vim obviously). I'm interested to have this behavior in the whole system. I know I can use plugins in firefox, thunderbird, etc. but if there is ...
1
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1answer
15 views

Limit line output rate in XTerm?

I have a problem where my Python script that I want to run in XTerm outputs too many lines simultaneously, which eventually makes the script crash with an error message: close failed in file object ...
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0answers
40 views

How can i Learn Linux? /user/administration [on hold]

i would like to get help. Soo one day i got this book: http://linuxcommand.org/images/51vgLTkNsIL._SL500_AA300_.jpg And i have learned some "basic of terminal + linux". I have read the full book, but ...
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0answers
23 views

Where do these boot log entries come from and who creates them?

I'm wondering what kind of code writes these first two lines into /var/log/syslog while booting my machine: Aug 4 10:13:48 HOSTNAME kernel: imklog 5.8.11, log source = /proc/kmsg started. Aug 4 ...
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0answers
13 views

linux + how to restore sdaXX.fsa files by the fsarchiver tool

I get the following files (that was backup from some Linux machine ) swap.label sda-partition-info.sfdisk sda.mbr sda1.fsa sda2.fsa sda3.fsa sda.labels sda7.fsa sda5.fsa in order to build ...
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votes
1answer
11 views

Mint, install and LUKS/LVM

I want to make my linux laptopwith LUKS Encryption. OS : Mint 17. Is it better to make the disk LUKS-encrypted: at the installation process ? after it ? Quite a noob question, I need to be sure. ...
3
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2answers
347 views

Is clearing a full swap necessary / wise?

We have a linux machine, in which the swap partition gets filled to the limit from time to time. There's still enough of RAM free, so there should be no risk of running out of memory. The usual course ...
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0answers
20 views

Mysteriously failing cron [on hold]

I have entries in Linux crontab, and they will not fire at all if a particular minute is specified. Every minute works fine, every hour works fine. Any specific minute within a specific hour, will ...
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0answers
10 views

Will copying everytime from Windows EFI partition to my new EFI partition work? And how to configure my loader conf's

During my Arch install, I didn't like the Windows 10 EFI partition being so small. So I created a new one and moved everything over and deleted it and set the boot flag. I am at the end of the Arch ...
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0answers
25 views

Why my running results are different with the same input files when in csh and ksh settings? [on hold]

Same machine, same input files, same executable. Two user accounts. One set environment variable using csh, the other uses ksh. The running results are different! Don't know what happened. Please ...
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0answers
5 views

Problems / Issues with Importing osm-file inside Nominatim

Getting the following error while importing OSM data during the installation of Nominatim on Centos 6.6 cPanel server: ./utils/setup.php --osm-file india-latest.osm.pbf --all --osm2pgsql-cache 18000 ...
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0answers
23 views

Installing a program? [on hold]

I use Linux Mint 17 and I want to install a weather software called "wview" (http://www.wviewweather.com), and I've gone through every manual I could find and the explanations are all the same to me. ...
2
votes
1answer
17 views

Directory traversal cache eviction despite having plenty of memory?

I have a huge Mercurial repository (take a guess how many directories it has -- it's gonna be more than you guessed). The time taken to do basic repository operations is heavily dependent on whether ...
0
votes
1answer
15 views

dosfsck of pendrive taking too long

I have started running sudo dosfsck -a in a 512 GB flash drive and it's already been running for almost 2 days. Is this at all normal? This is happening in a relatively new i5 laptop. I am running ...
1
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0answers
14 views

Routing only VM traffic through VPN

I'm stuck on a problem and would like some help if possible :-) My goal is to make my VM going through my VPN connection and my HOST through the standard gateway. Configuration : VM (192.168.100.1) ...
0
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0answers
20 views

/dev/random and /dev/urandom give out pseudo-random data? [on hold]

If you remember, one of these devices gives out pseudo-random data and the other real random data depending on your actions on the machine, and I saw this myself. So one is working very slowly, ...
2
votes
1answer
23 views

Same salt/hash value in /etc/shadow

Looking in /etc/shadow, I can see several users that have the exact same salt and hash value (and thus password). How could the system end up like this? Does this mean the password was not ...
0
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1answer
37 views

Redirect console output in sed in background process don't give back hand

I'm using sed to add the date at the beginning of every lines given by a command (which use vlc and never stops...). I found this way on another stackexchange post and that works as expected. command ...
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0answers
14 views

Linux Userspace PCI driver options? (uio_pci_generic)

I have a Xilinx FPGA PCIe end-point on the PCI Bus. Linux picks up the device just fine and everything in lspci looks perfect. My question is about PCI access options from user-space and what would ...
0
votes
1answer
22 views

Network access behaviour problem

I have Debian Wheezy 64 bit installed on my PC. The problem is that in some situations I can only ping localhost and 127.0.0.1 and don't have access to outside world. And in other cases I can ping ...
2
votes
1answer
16 views

How to passively capture from Unix domain sockets (AF_UNIX socket monitoring)?

TCP/IP and UDP captures can be made using tcpdump/dumpcap and produces a pcap/pcapng file which can be fed to Wireshark for further analysis. Does a similar tool exist for named Unix domain sockets? ...
1
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2answers
38 views

How to forcibly update a file if left unchanged after 55 minutes? [on hold]

I need a log file to be updated if it has been left unchanged during 55 minutes. For example, say it is now 19:00 and IOstatDisk2.log hasn't changed since 18:00: solaris1a:/var/tmp ROOT # ls -ltr ...
5
votes
2answers
26 views

Will a usb key have the same name everytime I mount it?

I have a usb key which will be used to save data on it daily, via a bash script. I managed to mount it for a specific user to be able to write folders in it using the command mount /dev/sdc1 ...
0
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0answers
13 views

Unable to boot Linux Mint due to Wi-Fi adapter

I have a Lenovo Flex 2 14D notebook with AMD A8 processor and factory installed Win 8.1 OS. Recently I dual-booted it with Linux Mint 17.1 Cinnamon. However the boot fails all the time. I ...
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0answers
12 views

nmon logging, rotation, and storing to database

There's two parts to this post. Capture & Logging I'd like to automatically capture nmon data every 5 minutes for 24 hours and then rotate the file. I'd assume I would need to run the command ...
-1
votes
0answers
16 views

Oracle Linux 7 Network Manager [on hold]

I have Oracle Linux 7 and would like to create a server with a static IP address. Then I would like to create it as a template with vCenter and clone it to make a cluster of virtual machines, each ...
1
vote
1answer
39 views

Repositories of Linux Mint, Ubuntu, Debian

This was bugging me for really long time, but I was quite ashamed to ask, as this looks like most basic question about Linux. Linux Mint builds on top of Ubuntu and Ubuntu on top of Debian (I know ...
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0answers
13 views

How to handle a key which is not detected by ACPI [duplicate]

I have the Asus R556LB laptop. Some functional keys (e.g. the ones for brightness regulation) did not work out of the box, so I visited this page. Unfortunately, the keys I wanted to work are not ...
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0answers
23 views

Linux Device Drivers 4th edition [on hold]

There is an information that Linux Device Drivers 4th edition is available for preorder. However, I've failed to find table of contents or any specific information. Does anybody know will open ...
0
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0answers
19 views

IPC or command line? [migrated]

I'm creating a nodejs program that need to use some unix command. I have two choices either execute them using exec('command ...') which just execute the command with the given arguments. Or through ...
1
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0answers
22 views

Installing a bootloader on a mac

Due to a somewhat odd requirement for a particular linux installation, with a particular software suite, I found it best to use ddrescue to populate the harddrive with the partitions and their data. ...
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votes
0answers
27 views

Linux Mint 17.2 installation

I'd like to install Linux Mint 17.2 Rafaela (the newest) alongside with Windows 10 on a partition size of 100GB. Could someone tell me exactly how to create installation partitions for Linux( I mean ...
0
votes
0answers
16 views

How can writing speed equal to reading's over nbd and ram disk

My testing is under two nodes whose communication is over nbd,and each node uses ram disk as local storage.The result is that reading speed can reach the bandwidth 6GB/s,while writing speed is only ...
1
vote
2answers
32 views

Disable laptop keyboard to only use USB keyboard

I need to disable my laptop's keyboard so that keyboard can only be used via USB. I am not using X, I am on the Linux console. The solution should be able to start as early in the boot process as ...
0
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0answers
18 views

No wireless interface detected in Linux - Odroid

I can see the wifi on my Linux but no wireless interface is detected with iwconfig. I don't understand why. Has someone already met this problem ? root@odroid:/home/odroid# iwconfig wlan0 no ...
1
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0answers
28 views

Recording shell output for interactive commands

While looking into a shell redirection problem, I found a couple of answers that pointed me to the script command. As I understand it, script just records in- and output of the terminal, and allows me ...
0
votes
1answer
21 views

Copying files from a VFAT32 formatted disk into Linux

I was curios to know what happens when I copy files from a VFAT32 formatted disk ( formatted under Windows system ) into the Linux system. Does the files which are copied in the linux system ...
1
vote
1answer
37 views

What is Linux native debugging symbols format?

GCC documentation says that the -g option produces debugging information in the operating system's native format (stabs, COFF, XCOFF, or DWARF 2). So, what is Linux native debugging symbols format? ...
1
vote
1answer
15 views

FTP not happening on RHEL 6 Server configured using a Vm Player 11

I am not able to ftp to the server server from a client. I am using my base machine as Ubuntu 14.04 . Below is the ifconfig output:- raghav@raghav-HP-15-Notebook-PC:~$ ifconfig eth0 Link ...
0
votes
1answer
22 views

How to format 720k FAT (ie: MS-DOS) floppy on Linux using USB floppy drive

I have a USB 3.5" floppy drive connected to my Linux box. I've verified that it is /dev/sdh on my Linux box, and I can read Linux-formatted floppies from it. (I had an old ext2 floppy lying around.) ...
1
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0answers
12 views

Help me to find my speakers and headphone paths (name of PCM device)

I am really confused trying to get my speakers and headphone device PCM names like a "hw:x,x" or something like that; cat /proc/asound/devices 2: [ 0] : control 3: [ 0- 0]: digital audio ...
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0answers
19 views

Anyone get diablo lod to work yet/' [on hold]

looking for friendly answer on how run d2 on my linux chrombeook acer intel, and of course my mac. any generous answers will be will met.
1
vote
1answer
27 views

Runnig python script, error appears

https://github.com/g-oikonomou/sensniff/blob/master/host/sensniff.py The link above refers to a python script that is to be ran on Ubuntu. When I run the script, the following error appears on the ...
-3
votes
1answer
37 views

Create authentication when someone acces httpd in centOs

I have CentOs 6.6, What I want is: When someone access the var/www/html on his browser, I want a authentication bar to pop up and fill in his username and password. this is because I want httpd over ...
-1
votes
0answers
35 views

Unix Signal - Run the other commands when the process is being kill [on hold]

Im having some problems running some commands after the process is being kill by the application. In my application I'm stopping the server and the process is being kill. At first I thought the nohup ...
1
vote
1answer
19 views

Encrypt existing disk with LUKS?

I have get informed on how prepare a LUKS system & partitions, giving a key/passphrase, etc. But for a new fresh install of linux. How to encrypt an already installed/configured linux system ? ...