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.

learn more… | top users | synonyms

0
votes
1answer
3k views

Cannot open port 8080

I'm running a VmWare with an application under JBoss starting up on port 8080. I'm able to access the app from outside the VM if the iptables are off. However, I must turn on iptables due to some ...
1
vote
0answers
7 views

KDE - “/media/dev/path is a folder, but a file was expected” error

I have a Kubuntu 15.10 installation (fully updated). Sometimes when I try to copy some files/folder the OS throws "/media/dev/path is a folder, but a file was expected" error. Screengrabs (Click on ...
1
vote
2answers
2k views

How to install .apk on Alpine Linux like .deb in Debian using dpkg

My question is in the title. Problem: Comparison with other distros doesn't speak about installing a local .deb in Debian or whatever is Gentoo's equivalent or Alpine Linux's .apk. Plus the command ...
1
vote
1answer
10 views

Apache, DocumentRoot effect

A question regarding the DocumentRoot directive as found in Apache's sites-available folder, file 000-default.conf has: DocumentRoot /var/www/html My layout of the /var/www folder is: ...
256
votes
8answers
27k 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 ...
3
votes
3answers
6k views

SFTP ChRoot result in broken pipe

I have a website that I want to add some restricted access to a sub-folder. For this, I've decided to use CHROOT with SFTP (I mostly followed this link : ...
0
votes
0answers
12 views

How to see Kernel Oops/Panic? and provide “proof”

I'm doing this assignment and I'm kind of confused on providing proof for kernel oops/panic static int __init hello_init(void) { printk(KERN_INFO "Hello world!\n"); return 1/0; ...
0
votes
0answers
10 views

Linux: Why UID and GID are 0 despite not being the root user?

Just a question here. I was looking through my program and its pid, uid, gid. And I found UID and GID are 0 but I'm not signed in as a root user. Why is this the case? And I am curious if UID and ...
1
vote
1answer
25 views

New SSD terribly slow at writing in Linux

I got a new SSD, Crucial BX200, 480 GB. It is plugged into a sata 3 port. I installed Linux Mint 17.3 Cinnamon 64 Bit on the ssd (using full disk encryption) If I run bonnie++ to do a benchmark, I ...
-1
votes
1answer
22 views

Debian Stable. Iceweasel -> Use Beta or Aurora?

Xubuntu LTS user considering using Debian Stable 64 bit in next install. Only Desktop. No Network to other devices. Casual browsing and desktop use. I want to go with Iceweasel as it is packaged with ...
0
votes
1answer
40 views

What is the maximum capacity of a small router?

I developed a Java app, that runs on several Raspberry Pis. This software makes 10 requests to a server at same time during the day. When the first Raspberry was started there wasn't any problem. But ...
0
votes
1answer
11 views

BIOS can not find hard disk in boot priorities

I was installing Linux Kali os 2.0 but have got an error while installing grub, so I was unable to start installed kali os and also second OS, Windows 8.1. Only what was possible was to start live ...
2
votes
4answers
3k views
0
votes
0answers
7 views

Auto-unmount NTFS partition when hibernating Xubuntu

I use a dual-boot setup (Xubuntu & Windows). My Windows has Fastboot and Hibernation disabled and my main OS is Xubuntu which i hibernate almost every day. I always make sure no NTFS partition is ...
1
vote
1answer
3k views

Installing Gnome 3.12 from stable repository for OpenSUSE 13.1

I installed (upgrading) Gnome 3.12 from a stable repository for OpenSUSE 13.1, I follow this: sudo zypper ar http://download.opensuse.org/repositories/GNOME:/STABLE:/3.12/openSUSE_13.1/ GNOME sudo ...
4
votes
1answer
14k views

How can I mount a single RAID 1 disk/partition as ext3?

I need to copy data from a single HD, which used to be part of a Linux RAID 1. I've googled around, but can't find any clue how to mount partitions from this single HD. Background: The HD comes from ...
0
votes
0answers
17 views

Kernel threads and process virtual address

If the kernel is spawned as threads and resides in the memory then how could the ps command identify them if those are not normal process and i give you more look here: root 2 0 0 ...
0
votes
0answers
18 views

64GB SSD, 20GB visible, HPA disabled

I have a 64GB OCZ Agility 4 SSD that only shows 20GB available. My first thought was HPA was enabled, so I fired up hdparm only to learn that HPA is disabled. root@PartedMagic:~# hdparm -N /dev/sdb ...
0
votes
0answers
6 views

adduser with custom conf file: enable all users in group to read, write and execute

I am trying to enable apache to create new users for git groups, repositories and ssh access. I've managed to get apache to add users, but now apache cannot move, read and write in the home dirs of ...
18
votes
5answers
8k views

Is kernel a process?

In Linux, we always say the first process is init(pid==1). but why is not the kernel(startup) which setup the system and create init process. Is kernel a process? We know all the user space threads ...
5
votes
2answers
2k views

/etc/fstab equivalent in Windows

There's a file called /etc/fstab in Linux OS. It is a configuration file that contains information of all the partitions and storage devices in the computer. Basically it contains the mount ...
0
votes
2answers
23 views

Can Linux cache domain user credentials?

I want to centrally manage users on my small network at home, preferably in a mixed Windows/Linux environment. (I'm transitioning to Linux to avoid Windows 10.) Is it possible to cache users on a ...
6
votes
3answers
1k views

Installing Windows Update 3033929

I am using grub as default boot loader for my dual boot laptop (DELL Vostro 3750). My system is currently undergoing a reboot loop (infinite) because of Windows Update 3033929. As described here: ...
2
votes
1answer
18 views

RTL8188 AP and Client mode simultaneously with hostapd in Linux?

I'm trying to figure out how to set up my RTL8188 Wifi dongle to run in both AP and Client mode at the same time. How can I do this in Linux? I have hostapd running fine and I remember reading about ...
0
votes
0answers
13 views

Conflict between encoding charsets when generating irc stats from ZNC logs with PISG

I'm using PISG to generate stats for an IRC channel. Log files are from ZNC log module. Logs are in this folder: ~/.znc/moddata/log/ The problem is that when i'm generating stats with PISG, my ...
0
votes
0answers
9 views

Error installing Rcpp package on RHEL (using R 3.2): Unable to load shared object

Have R 3.2 on RHEL 6, and trying to install Rcpp package from source, i.e.: install.packages("Rcpp",contriburl="file:///home/msadm/R_packages") User doing the install does not have root/admin access, ...
1
vote
0answers
27 views

abnormal behavior of the kernel jbd2 process

I want to understand the mechanism of the journal of the ext4 file system on partitions with no free space. When a process (apache-tomcat, in my case) keeps making small additions to debug log files, ...
0
votes
1answer
54 views
+50

Unable to start GNU/Linux installation process while installing from USB

I use Trisquel GNU/Linux 7.0. I am trying to install it on my uncle's desktop-pc (running with Windows7 currently) from (bootable) USB. The scenario is: I plug USB stick, choose boot from USB, choose ...
1
vote
1answer
3k views

-1 fixed channel on mon0 in aircrack

I installed recently aircrack 1.1 and when I enable my wlan card into monitor mode by airmon-ng start wlan0 6 I always get fixed channel -1. Anybody knows how to fix it? My wifi card is Ethernet ...
0
votes
1answer
27 views

SSH cannot login from a specific user

I am trying to connect from userA1@hostA to host userB1@hostB using ssh. I added the content of .ssh/id_rsa.pub file from userA1 to .ssh/authorized_keys file of userB1. Set authorized_keys and ...
1
vote
1answer
772 views

Atheros card not functioning well under WPA2

I've got a Toshiba Satellite L25-S199, and it includes an Atheros wireless NIC based on the AR2413 chipset, I believe. Currently I'm running OpenSUSE 11.4 on it, but I've previously had Xubuntu and ...
8
votes
4answers
19k views

Ubuntu VM “read only file system” fix?

I was going to install VMWare tools on an Ubuntu server Virtual Machine, but I ran into the issue of not being able to create a cdrom directory in the /mnt directory. I then tested to see if it was ...
4
votes
2answers
82 views

Unable to connect to multiple WiFi networks via multiple virtual interfaces

My laptop have an atheros WiFi card, I created 2 virtual interfaces on top of it, with following commands: iw dev wlan0 interface add vlan0 type station iw dev wlan0 interface add vlan1 type ...
3
votes
1answer
4k views

Wirelss card not being detected in backtrack 5

I just installed backtrack 5 and I am unable to detect my wireless card. iwconfig doesn't list my interface. I can see that the hardware is present in lspci -vnn (see below) but I can't get the ...
0
votes
1answer
807 views

Multiple USB wireless devices? (linux)

I have a broadcom wireless card in my laptop and as far as I know, it acts as an USB device. I also have one USB stick wireless device (TL-WN422G - uses ath9k_htc driver) which I want to use at the ...
0
votes
2answers
304 views

Install linux wireless driver from windows?

I've got a Atheros AR9285 wireless card. I'd like to install the driver so I can access the internet, but I cannot install it without installing the driver to access the internet. See the problem? ...
8
votes
10answers
56k views

How to shut down a computer having a particular IP address?

If we have a collection of Windows and Linux computers on a LAN, is it possible to shutdown a computer having a specific IP address, using the Linux shell? Assume that I do not have ssh or telnet ...
0
votes
0answers
20 views

VLC video playback is trimmed and blacked out

I am using Kubuntu 15.10 and recently I have updated the version to the latest backport version. But soon after the update VLC has started making weird output. VLC is cropping out the video and the ...
0
votes
0answers
14 views

Moving partitions with YaST Expert Partitioner: “already created on disk and cannot be moved”

I am currently trying to use the YaST partitioner tool (on openSUSE 13.2 under VirtualBox) to move the Linux swap partition on a VirtualBox virtual disk image. Upon trying to move any given partition ...
0
votes
1answer
2k views

Cannot mount vmfs version 5 on linux

I know I can mount a vmfs version 3 on linux using vmfs-tools. First I get the iscsi connection using open-iscsi I then check in my partition tool to which virtual drive the iscsi connection has ...
0
votes
1answer
20 views

Basic setup guidance needed

I set a CentOS to run our company website using Apache. Apache runs as user apache. Now, to update our website code using git, I set a user say sumit, and create a shell script that does git pull (I ...
0
votes
0answers
10 views

Vagrant interface issues

Using a very simple Vagrantfile # -*- mode: ruby -*- # vi: set ft=ruby : # See README.md for details VAGRANTFILE_API_VERSION = "2" Vagrant.configure(VAGRANTFILE_API_VERSION) do |config| ...
2
votes
2answers
2k views

Apache as Proxy replace the html code/tags/text

I configured my Apache server as a proxy server. I added some filters to my proxy.conf file to change the text (HTML source code) of the websites. Example code: ExtFilterDefine foodo mode=output ...
7
votes
2answers
4k views

How to unmark an NTFS cluster as bad?

How do I unmark clusters as bad in NTFS? Background I mistakenly ran >chkdsk /R on my SSD, where /R: Locates bad sectors and recovers readable information (implies /F) /F: Fixes errors ...
0
votes
2answers
34 views

Problems with multiple static network interfaces on Linux

I have created 2 static interfaces, eth0 and eth1. Here's how my /etc/network/interfaces file look like. # This file describes the network interfaces available on your system # and how to activate ...
0
votes
1answer
72 views

Httrack filter links with certain pattern

I am trying to use httrack to download an entire webarchive from archive.org. The idea is to download only the archive links (as many as possible), but only the links that are really from the archive ...
0
votes
1answer
23 views

How to change shell to custom shell?

So, I have made a little shell script in php with some basics functions (ls, cat, etc..) and I'd like to use it as my default shell. But since I don't want to do a mistake, I have some questions : If ...
1
vote
1answer
19 views

Troubleshooting slow boot due to network devices

I'm trying to troubleshoot boot times for a relatively modern machine with a SSD. The machine runs Ubuntu Server 14.04.3 LTS and it has two ethernet ports. Network Manager is not installed. When only ...
0
votes
1answer
26 views

Open a movie with VLC from command line via SSH

I have a linux machine connected to the tv and being the lazy person I am, I would like to sit on my laptop, SSH into the linux machine and play a movie in full screen. I've tried running the command: ...
1
vote
3answers
3k views

ALSA - no surround playback with mplayer

When I run: speaker-test -c6 ...everything is fine. I get 5.1 playback. However, when I run: mplayer -channels 6 "some video with 5.1 audio" no audio plays. Here is what appears in the ...