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
votes
1answer
28 views

Why don't most common Linux package managers allow package installation for normal users? [duplicate]

I tend to install quite a lot of packages with ./configure --prefix=$HOME && make && make install. Why can't I do this as easily with dpkg or yum? Or if I somehow can, what is the way ...
0
votes
1answer
6 views

Uninitialized constant RUBY_PATCHLEVEL (NameError) while running Homebrew on linux

I am trying to install homebrew on linux. I followed the instructions at https://github.com/Homebrew/linuxbrew and installed homebrew with no errors but when i try to execute, i am getting the below ...
0
votes
0answers
16 views

X will not start, Centos 7

I installed X/X11 and proceeded to install DWM on my X220. However, X does not start and I am having trouble figuring out why. I have posted the /var/log/Xorg.0.log file here: ...
0
votes
1answer
25 views

What is the difference between loop device and block device? [on hold]

I want to create a loop device myself, I want it to have a special name, say /dev/loop-test-0. I want it to be up after I reboot the machine. I though that I can use mknod for this, but this doesn't ...
0
votes
1answer
20 views

Drivers for Marvell 88SE9230 SATA controller on Linux

I have just purchased a SuperMicro X10SBA, where i intend to use the onboard Marvell 88SE923 SATA controller for RAID1. Unfortunately SuperMicro has written that RAID is only compatible on Windows ...
-3
votes
0answers
9 views

Fast & Traceable copy of 2 TB data over Gigabit LAN from Ubuntu live mounted Volume to Synology NAS (Win SMB, NFS, Mac AFP)? How? [on hold]

Fast & Traceable copy of 2 TB data over Gigabit LAN from Ubuntu live mounted Volume to Synology NAS (Win SMB, NFS, Mac AFP)? How? I am going a Data Recovery using a Unbunto Live CD (14.x LTE) ...
0
votes
1answer
21 views

Recover system gcc on linux

I was trying to install manually gcc and forgot to specify --prefix=. So, after make install binaries were installed on standard paths (like /usr/bin/ or smth.) And now as I type gcc --version it ...
1
vote
0answers
10 views

What is the Linux scsi mid-layer

In the Linux storage stack there are 3 levels: upper, mid and lower. Therefore, I know what it is in that sense. What I'm hoping someone will know is, what files in the Linux source tree actually ...
2
votes
0answers
12 views

EDID - help to detect proper DPI and refresh rate values

I just tried to extract EDID file data with read-edid util; The thing is the output shows : $sudo get-edid | decode-edid ... Manufacturer: AUO Model 20ec Serial Number 0 Made week 0 of 2013 EDID ...
0
votes
1answer
12 views

Convert Asyncronus reset into syncronus reset in verilog

I have multiple Verilog RTL files in which we have use asynchronous reset. But I want to convert asyncronus reset to synchronous reset. Before: always @ (posedge clock or negedge reset) After: ...
3
votes
3answers
112 views

Symbolic link creation failing: change ownership issue

I am facing some issue with creating soft links. Following is the original file. $ ls -l /etc/init.d/jboss -rwxr-xr-x 1 askar admin 4972 Mar 11 2014 /etc/init.d/jboss Link creation is failing with ...
2
votes
1answer
17 views

Console timeout blanks to white instead of black

My hardware screen on my laptop turns white, when the console timeouts and blanks, upon idling. I would expect it to normally turn black or turn off the screen entirely. When clicking a button, the ...
1
vote
0answers
13 views

What do the parts of an acpi event mean?

I have a ThinkPad laptop with dual batteries, and I want to write an indicator app for GNOME which performs an action when the external battery is plugged/unplugged. To read these events I connect to ...
1
vote
2answers
25 views

Directory in /proc that isn't process dir but start with number?

Quick question. Is it possible to create directory in /proc that starts with number but isn't process directory (where name is PID)? I write software that searches for process directories and I wonder ...
1
vote
2answers
24 views

How to get the name of USB driver in use in linux

I'm running Ubuntu 14.04 on my laptop. I'm having USB related issues in my laptop. It works sometimes and sometimes doesn't. I thought of fixing the issue myself. So, I wanted to know if there is a ...
1
vote
0answers
10 views

How and when is keyboard data encoded from keyboard to application? [duplicate]

I hope this is not the wrong place to ask this, if it is, please point me in the right direction. As the title says, how and when is keyboard data encoded? I just wanna know in basic terms the ...
0
votes
1answer
16 views

Change hostname on SUSE Linux Enterprise Server 11 SP3 for VMware

I want to update the hostname for one of my VMware virtual machine running SUSE Linux Enterprise Server 11 SP3 for VMware . I tried changing hostname using "yast2" but fater reboot old name comeback. ...
0
votes
0answers
17 views

How to come out of a deadlock in linux [migrated]

On a multi threading system, if two threads want to work on a shared memory after locking a mutex. Thread A: pthread_mutex_lock(&mutex) ....... //Memory corruption or Assert and thread ...
1
vote
0answers
17 views

Mount 'hibernated' windows partition, ciphered with bitlocker

My windows 8.1, ciphered with bitlocker, was damaged during system update process somehow. Now it boots only to recovery mode and I can't use password for bitlocker drive unlocking. I lost my recovery ...
1
vote
1answer
14 views

pcap file 20 times smaller than ifconfig TX/RX difference for same period

I run tcpdump on a usb modem in network card mode. [ 18.260000] cdc_ncm 1-1.1:1.1 wwan0: register 'cdc_ncm' at usb-ehci-platform-1.1, Mobile Broadband Network Device, 0c:5b:8f:27:9a:64 I run it ...
0
votes
0answers
9 views

linux kali wifidriver make errors [on hold]

when i make i get this root@kali:~/DPO_MT7601U_LinuxSTA_3.0.0.4_20130913# make make -C tools make[1]: Entering directory `/root/DPO_MT7601U_LinuxSTA_3.0.0.4_20130913/tools' gcc -g bin2h.c -o bin2h ...
0
votes
0answers
24 views

Multi input files for awk [on hold]

I have 3 files, as below: File1: 5372,5372,0,0,,1,0,1,1,0,1,0,0,0,0,0,0,1107,1107,,1.620000,1,2015-08-12 2110,2110,0,0,,0,0,1,0,0,0,0,1,1,1,1,1,1601,1601,,9.500000,1,2015-05-29 ...
1
vote
0answers
16 views

tuned on fedora 22 - setting different alpm policies for specific devices

I'm trying to configure alpm to max_perfomance on my system disk, medium_power on my data disks and min_power for backup disks. I tried various variations in tuned.conf but the result is that the last ...
2
votes
1answer
27 views

How to tell systemd to stop service when it no longer required/wanted

I have 10 TF2 game dedicated servers, they started manually one by one with individual service files tf2-server-1.service ... tf2-server-10.service And they want service hlstatsx ...
-8
votes
1answer
49 views

What is the best Linux distro? [on hold]

I your opinion(s), what is the best Linux distro? Thank you. RCline7
1
vote
1answer
34 views

Allow specific linux user to bind to port 443

I am in charge of setting up a JBoss web application that runs over SSL, thus should be accessible over port 443. Of course, it can be started up by user with root privileges, but that is something ...
2
votes
1answer
23 views

Why doesn't copying large files prevent Linux from going into power saving mode?

This problem happened to me when copying backups from an SSD to an external SSD. As suggested in the answer there, I had to change my power settings to set "suspend when inactive" to "never" in Debian ...
0
votes
1answer
32 views

Option to configure Linux kernel to run userspace script when core dump occurs?

Is there any option in the kernel compilation or userspace setting to do the above? I'm looking to add a crash reported to my new embedded Linux system.
2
votes
0answers
35 views

Magnetic stripe reader on Debian

I have recently aquired a USB magnetic stripe card reader. When used on Windows, I swipe a card, it acts as a keyboard and types out whatever is on the magstripe. However when used on Linux (Ubuntu ...
1
vote
0answers
22 views

Screen is shaking/wobbling in Debian 8.1

Just installed Debian 8.1 on my Lenovo Y70 laptop, besides other driver problems, one of the problems i cant get rid of is this shaking/wobbling screen. Tried to install intel drivers and xorg but ...
1
vote
1answer
16 views

Does loginuid have any impact on process limits?

On CentOS/RHEL 6, when I start my daemon as root user, I see /proc/<pid>/loginuid of the process as 0 and when I start it through sudo, I see loginuid of the sudo user. Even if I do sudo su - ...
1
vote
0answers
9 views

Gnome fails to start in Debian Wheezy

I've installed Debian Wheezy. After a while (working properly without any problem), I see some problems while working in gnome. Some functions don't work properly, for example desktop icons are not ...
1
vote
0answers
6 views

Default lxc networking suddenly stops to work

I've recently installed lxc on ubuntu 14.04. Networking used to work (lxcbr0 being a NAT interface, DHCP configured using dnsmasq) but after a container restart, the networking does not work any more. ...
0
votes
0answers
4 views

getting TP-LINK AC1200 to work with kali

i'm quite new to Kali and linux for that matter. I was hoping to get my AC1200 TP-link wireless card to work with Kali linux VM but for some reason it does not have the compatible drivers to make the ...
3
votes
1answer
24 views

Cache atime writes

Is there a way to set atime writes to be cached for a very long time? I need atime (that is to say, relatime won't cut it), but I don't want it to effect performance so much. Data loss in of atimes ...
0
votes
1answer
24 views

Why are the up and down arrows keys not always working on multiple platforms?

Very recently, maybe within the last two weeks this issue has started cropping up: once maybe every two days or so, the up and down arrow keys simply stop working for a while - I can move the cursor ...
0
votes
2answers
11 views

Possible fix?: ICEauthority Error With a Systemically limited File Permission Issue

First off, I would like to apologize ahead of time for such a completely absurd accident to happen to my computer. Essentially I wanted to change my Cinnamon-mint theme on linux. But I noticed that ...
0
votes
1answer
24 views

Suddenly all connections are rejected [on hold]

My system is Debian 8. Just now I was using ssh to connect to my laptop and programming. I swear i didn't even use sudo command, but all in a sudden, all connections are rejected. It seems that ...
0
votes
1answer
19 views

boost_1_58_0 install fails on Enterprise Linux Server release 5.8

Get error during installation of boost: #./b2 ..failed gcc.compile.c++ bin.v2/libs/iostreams/build/gcc-4.1.2/release/threading-multi/bzip2.o... ...skipped ...
1
vote
1answer
29 views

load balancing multiplie services linux

I have setup multiple servers, One of them is a windows server running team speak. The other is a game server with csgo(counter strike global offensive) and lastly, one running an apache server. ...
-1
votes
2answers
95 views

Free or cheap shell (i.e., platform) to run a Linux C program with root privileges (raw socket)

I'm working on a Linux C program that needs root privileges (raw socket). I would like to run it on a host located in the US (I am in EU) to compare results. Is there any free (or cheap) shell ...
1
vote
0answers
13 views

Can't access host-only network when on two interfaces

I'm trying to use a host-only connection with my VirtualBox VM. My VM is set up and can ping the host (192.168.56.1) on vboxnet0. If I disconnect the host from my local network (internet access) I ...
0
votes
1answer
12 views

How to install RHEL source code RPM in non-default directory?

The RHEL source code RPM package is installed in ~/rpmbuild by default. I want use --prefix option to change the installed directory: [root@nan nan]# rpm -ivvh --prefix=/home/nan ...
1
vote
2answers
74 views

Installing linux on a tablet

I would like to install linux on my tablet. It has Cortex A9 processor (RockChip RK2928), 512MB RAM and 4GB internal memory. My question is: is there any linux distro that would work on it? I tried to ...
-5
votes
0answers
24 views

Pattern replacement in sed [on hold]

Input is taken from a file 'input.txt' having following content in it: binary(any two digit number) varbinary(any two digit number) Output should be in a file called 'output.txt' having following ...
1
vote
3answers
88 views

How to know number of cores of a system in Linux?

I wanted to find out how many cores my system has. So I searched the same question in google. i got some command like: $ lscpu command. When i tried this command, it gave me the following result: In ...
2
votes
1answer
31 views
+50

Monitor processes trying to access non-existent file or directory

We're moving websites from one server configuration to a new configuration and the websites will live in different paths than previously. We're planning to diligently go through and replace old paths ...
0
votes
0answers
26 views

Program won't read whole (large) line in conf file [on hold]

I am working with "Ntripcaster0.1.5" terminal program in Ubuntu, and I have a .conf file in which I must specify user names and passwords for who has access to particular GPS mount points. I have the ...
2
votes
0answers
9 views

What could cause dropping cache to be extremely slow on a large cluster?

I'm attempting to time file I/O on my disks. In order to make sure all the I/O is happening off the hard drives and not from ram, before I time any read, I run a drop cache command. Specifically, I ...
-3
votes
0answers
25 views

waiting for /dev to be fully populated when nvidia gpu installed

Installing Kali Linux works fine but when booting it stays at “waiting for /dev to be fully populated”. I have removed my NVidia GPU, and then it booted normally. How can I make Kali boot with my ...