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

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How to see a list of available filesystems that I can use for the mkfs command?

Simply I would like to create some FAT filesystem. I would like to know what kind of FAT filesystems are available and what are their names. How can I do this from the command line?
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1answer
38 views

Use computer name instead of ip address in heterogeneous environment

I have got a few machines all connected to a ISP supplied router; a Netgear CGD24G. I added a 1Gb switch because I have too many computers. Otherwise, machines connect to the home network either via ...
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19 views

Correct domain name for a home desktop linux machine

I have several machines running Debian, and during install, I left the domain name field blank. This hasn't affected anything so far, but I'm curious what the correct thing to set that field to is if ...
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0answers
25 views

Samba Network Path not found

I am trying to set up a Samba-Connection between my linux server and my home computer. However, when I try to add the Samba share as a network drive using net use k: \\ip.ip.ip.ip\shared password ...
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1answer
34 views

Resolved: Enumerating every other array element in loop

I have a dynamic array with key-pair values and I’d like to enumerate every other value. In this case, just the names in the array. Since I’m not using bash v4, I have been able to use seq to step ...
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0answers
8 views

readf error when trying to use Synergy

As of a few hours ago, I have had an issue getting my Linux synergy server to connect to my Mac client. Both are running the newest version of Synergy and I have ensured that the passwords for ...
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1answer
23 views

Debian Unwanted Login Screen

I have just installed Debian from CD 1, deselecting everything at the tasksel stage, even standard system utilities. I have installed bspwm and “bar ain’t recursive”, as well as sxhkd. However, ...
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1answer
289 views

Intel Wireless WiFi driver for Linux on Dell Inspiron 17 (7746, Early 2015) CentOS 7 Laptop

So I recently got a new laptop from work, and I'm unable to get the wireless drivers to work in CentOS 7. ########## wireless info START ########## Report from: 13 Mar 2015 13:47 EDT -0400 Booted ...
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1answer
58 views

Test USB 3.0 Device Speed

I've looked up hdparm, but all examples are for testing disks. Not sure if it can be used to test external usb devices (specifically usb flash stick). I'm using the following code right now: dd ...
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0answers
26 views

Ubuntu hangs at startup due to zfs

I installed zfs-on-linux to my virtual Ubuntu LTS server years ago via PPA. The system resides on a VMware Workstation 10 in Windows 8.1. The working ZFS/SPL versions installed are 0.6.3. It has ...
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0answers
11 views

ISPConfig3: No PHP MySQL function available

This message is given when I configure ISPC3 with php -q install.php The ISPC3 output: ISPConfig3: No PHP MySQL function available. Please ensure the module is loaded. I've tried to install the ...
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0answers
24 views

Windows 7 stopped booting after I installed linux mint

I have recently installed Linux mint 17 on my friends computer. After reboot, Windows 7(loader) was not shown in grub. I tried to run boot-repair. Here is log: http://paste2.org/wDN81wn7 . After ...
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1answer
118 views

Debian: Eclipse 3.8.1 doesn't know anything anymore about Java

I work on a Debian testing, with an Eclipse installed from the repositories (current version: 3.8.1). Since my latest apt-get upgrade, Eclipse "doesn't understand Java" anymore: no Java perspectives, ...
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0answers
27 views

Set sdcard “temporary write protect” bit on Linux

I want to set the TMP_WRITE_PROTECT (temporary write protection) bit on my sdcard /dev/mmcblk0. I think this can be done by rewriting the CSD (card specific data) at /sys/block/mmcblk0/device/csd, but ...
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0answers
29 views

echo giving syntax error, but only when run from cron

This script date +" %Y-%m-%d (%a)" >> $JURGEN/Jurgen/tracking/oldestActions.txt naSort | head -n 1 >> $JURGEN/Jurgen/tracking/oldestActions.txt works fine run from the command line, ...
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0answers
15 views

How to play different audio playlists on different sound cards at the same time under a Linux machine?

My Linux machine has 2 different sound cards and runs MPD daemon and MPC client. Is it possible to hypothetically issue a command like: mpc load $palylist0 $soundcard0 and mpc load $playlist1 ...
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0answers
15 views

LibCurl: FTP, wildcard file inside wildcard directory

I am using LibCurl looking to download one file. The problem is that the server will regularly updating new directory, and inside that directory, I am looking to download SINGLE file end with *.CSV ...
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1answer
45 views

Bash: better way to output to both console and output file than tee?

What I need to display is a log refreshing periodically. It's a block of about 10 lines of text. I'm using |tee and it works right now. However, the performance is less satisfying. It waits a while ...
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0answers
18 views

I cant read /tmp directory on an ubuntu machine. Disk is clean

I cant access /tmp ("ls /tmp" hangs up) on my ubuntu 14.04 machine. /tmp is a folder on sda5. badblocks -sv /dev/sda5 and fsck.ext4 -n /dev/sda5 tell me that everything is fine... How is that ...
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1answer
23 views

Head waits for full stdin before printing

When one runs ls | head head seems to wait for the full output of the piped command before printing to screen. This is undesirable when the command will take a very long time to run, such as when ...
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1answer
47 views

VLC UDP network stream does not work in Windows, but does in Linux

I've got a udp stream (not accesible to the outside world) that VLC has able to play under Linux, but isn't able in Windows. Windows Firewall is turned off. In order to test the udp stream in VLC, I ...
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1answer
16 views

Postfix / Dovecot Mail appears in logs, but not in its respective folder

I'm currently trying to set up Postfix with Dovecot, but something does not seem to work the way it should be. For some reason, mails I sent to my mail account appear in the logs, but do not become ...
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1answer
29 views

Number of sectors in my sda1

After running bootinfoscript, I read on the log: sda1: __________________________________________________________________________ File system: ntfs Boot sector type: Windows XP: NTFS Boot ...
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1answer
24 views

What are the risks of creating a gnupg private key with no passphrase?

On a multi-user system (linux), I created a private key with no passphrase. I can now encrypt a file and decrypt it locally without supplyng a passphrase. This is very convenient and appears to be ...
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0answers
21 views

Apache 403 forbidden symlink

I have a symlink from /home/public/folder to /var/www/example.com/thing but when I try to access example.com/thing i get 403 forbidden. I have given /home, /home/public and /home/public/folder o+x ...
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2answers
25 views

Is it possible to map static IP Addresses to consistent ports on a switch?

First, a little background: I am in a situation where I need to image blank hard drives in hundreds of computers. We do this by connecting the systems to an ethernet switch and having them boot over ...
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1answer
50 views

Can't Configure Monitors on Linux Mint MSI Laptop With Nvidia Graphics

First off: if any of this is confusing or missing info PLEASE comment and I'll happily clarify and/or add more info. I've got a brand new MSI laptop with Linux Mint (17.1) installed on it. It has an ...
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1answer
26 views

How to wake a linux server when the temperature drops to certain value?

I've been tasked with a weird problem, sending a server into sleep mode when a certain core temperature is reached, and then waking it when it cools back down to a different temperature. I can handle ...
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1answer
21 views

Trying to add deploy user to AWS Linux AMI but I can't SSH in to it

I’ve created a user called ‘deploy’ on my remote server and I’ve tried adding my public id_rsa.pub key to its .ssh/authorized_keys file (which I created), but I can’t connect to it. When I try to ssh ...
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0answers
29 views

Usage of ssh-agent with signed SSH keys

My ssh-agent doesn't want to store my credentials for Signed SSH key when connecting to a SSH server that use a SSH CA. I mean, each time i try to logon it ask me for the passphrase of the certified ...
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0answers
29 views

Sync with remote encrypted storage

I'm trying to keep a folder tree in sync between several computers. Currently, I'm using unison in a star topology, with a central remote server. I want the data on the server to be encrypted, so on ...
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1answer
23 views

Custom Asterisk bulk calling with tracking

I'm trying to figure out the best way to handle the bulk calling system that our company needs to implement to inform users of events. The following needs to be fulfilled: Call numbers and ...
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0answers
26 views

Running Linpack on Linux High performance computer

I am trying to do some benchmarks on Linux HPC machine which specs are as following Total CPUs: 160 cores using latest 16C AMD Opteron Processors Total main memory: 640 GB of 1600MHz Total GPUs: 1024 ...
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1answer
33 views

firewall-cmd in CentOS 7

I have a virtual linux server from STRATO. This machine runs CentOS 7 and when it comes to firewall settings I can read everywhere to use firewall-cmd. My system has no command available named like ...
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1answer
16 views

Linux soft RAID5 array with mismatched events won't assemble

The last three nights, one of my USB controllers has gone offline in the middle of the night, knocking 4 of my 8 disks offline. The first two times, I was able to get it working again with mdadm -A ...
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1answer
28 views

What read/write speeds must an external storage have to make it worth putting a swap partition there? [closed]

This question is for my Raspberry pi A+ (256MB RAM) which is on Raspbian Linux. I have no qualms about using a flash drive and using up its read and write cycles if need be. I'm just curious on what ...
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0answers
17 views

Reconfigure downloaded firmware in Debian live CD

Is there any way to reconfigure the downloaded firmware in Debian live CD(Whezzy)?It might be possible if you have installed it on a hard disk because you just have to restart the computer while for a ...
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2answers
91 views

ERROR: could not load library “/usr/lib64/pgsql/hstore.so”: /lib64/libc.so.6: version `GLIBC_2.14' not found

I’m trying to enable hstore on my PostgreSQL database running on an Amazon Linux AMI. I’ve already jumped through a ton of hurdles and ended up with this error that I can’t get past: ERROR: could ...
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0answers
53 views

Displaying files and subdirectories

I am trying to do a Question in my Linux assignment but I can't find the proper command for it at all. please help me out. This is the question: Your current directory is sample_dir. Display all the ...
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2answers
39 views

Is it possbile to SSH in Linux from a 3G USB stick from T-Mobile with Raspberry Pi using a 3G USB stick T-Mobile

I want to make a SOCKS5 server from Raspberry Pi working on 3G USB modem, and I’m working on Linux from USB modem + VPN/SOCKS. I want to ask you guys, is it possible to do something like that? ...
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0answers
14 views

installing ubuntu 14 on parallella board?

I've installed the images needed to start the parallella board and all is fine, however every time I use startx command, I only get the parallella logo and not the ubuntu desktop, any solutions? I ...
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0answers
7 views

xrandr showing cannot open display when used with parallella board and TV?

I'm using a parallella board with a HDMI hooked to a TV and some of the text is not showing on the side of the TV when running Linux. I tried using the xrandr to change the screen size and make it ...
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2answers
40 views

Modern SSDs need user-defined overprovisioning? [closed]

I just bough a Kingston 120GB SSD for a Linux desktop. Reading their website, it looks like the drive is actually 128GB in physical size, but it has a factory-determined overprovisioning of 7%, which ...
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0answers
22 views

Java processes are choking ArchLinux on Wandboard; disconnects from SSH and gibberish in the log files

I’m facing a strange problem on my Wandboard where I’m running ArchLinux as a distribution. I’m running Oracle’s ARM JDK version 1.7.0_60-b19 and Java processes are choking. I’m suddenly not able to ...
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0answers
42 views

USB SuperSpeed device failed to peer?

My motherboard is a Mitac PD10BI which claims to have two usb controllers, one 2.0 and one 3.0. Whichever ports I plug into the usb devices all go onto the first controller and I get the 'not enough ...
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2answers
19 views

Copy files from Solaris to redhat via SCP command run on RedHat console

I have to copy several GB of little files (from few bytes to < 1MB). These files resides on a file system of a Solaris system. No rsync and rdiff software is available on Solaris and cannot be ...
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1answer
10 views

how can I reintegrate a lost and found pv into an LVM vg?

I recently lost a RAID that was a physical volume of one of my linux LVM volume groups. I ended up doing a vgreduce --removemissing and got on with the business of restoring the data. Well, today I ...
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0answers
15 views

How to share directory and internet access from centOS server to windows 7 clients [closed]

My server is installed CentOS and I need to: share a directory, Access localhost and, internet access -> to 4 clients which is installed windows 7 OS. the 4th clients have their own permission ...
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0answers
20 views

GNU Screen hardstatus string not highlighting active tabs correctly

Good Morning, The hardstatus line of my .screenrc file is acting weird on CentOS but works fine on Ubuntu Server. The line I am using is this: hardstatus string '%{= kB}[ %{B}%H %{= kB}]%{kB}[%= ...
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35 views

Can't open Trash: operation not supported

I messed up with some .h files some days ago and since then I have strange issues with my Linux Mint 17. I cannot open my Trash, I get an error saying something like "sorry could not display all the ...