Most voted questions in Linux Administration

+4 votes
3 answers

Glusterfs fuse client consuming high memory - memory leak

'Stale File Handle error' occurs when the ...READ MORE

Oct 22, 2018 in Linux Administration by Kalgi
 • 45,850 points • 872 views
+2 votes
2 answers

Ubuntu installing problem

Hey Prince! This seems to be like a ...READ MORE

Oct 15, 2018 in Linux Administration by Omkar
 • 68,180 points
edited Oct 15, 2018 by Kalgi • 65 views
+1 vote
0 answers

I am getting error as undefined reference how to resolve it?

this is the error i got main.c:(.text+0x6c): undefined ...READ MORE

4 days ago in Linux Administration by pooja
 • 130 points • 19 views
+1 vote
2 answers

if the File system is full how to troubleshoot ?

Check filesystem usage. df -h If /var is showing ...READ MORE

Nov 18 in Linux Administration by Sirajul
 • 40,980 points • 51 views
+1 vote
0 answers

can i connect redhat and ubuntu in oracle virtualbox as master&node

Aug 18 in Linux Administration by Bhaskara
 • 130 points • 54 views
+1 vote
1 answer

Not able to install npm on Ubuntu

Try installing npm using aptitude: sudo apt install aptitude sudo ...READ MORE

Nov 28, 2018 in Linux Administration by Omkar
 • 68,180 points • 2,040 views
+1 vote
3 answers

Backing up specific files and renaming them via Bash

I needed to do a similar thing ...READ MORE

Apr 26 in Linux Administration by Gagan
 • 800 views
0 votes
1 answer

How to change IP address of an Ubuntu VM?

Go to your Linux terminal and execute ...READ MORE

Nov 20 in Linux Administration by Kalgi
 • 45,850 points • 44 views
0 votes
0 answers

Error while opening Edureka VM on virtual box

Hi Team, I am using windows 10 machine ...READ MORE

Sep 24 in Linux Administration by Kiran
 • 120 points • 39 views
0 votes
1 answer

dpkg error: dpkg status database is locked by another process

First run: lsof /var/lib/dpkg/lock Then make sure that process ...READ MORE

Aug 27 in Linux Administration by Sirajul
 • 40,980 points • 132 views
0 votes
1 answer

How do i enable universe repository in Ubuntu 18.04?

If you want in one command and ...READ MORE

Aug 27 in Linux Administration by Sirajul
 • 40,980 points • 280 views
0 votes
1 answer

Install aptitude on Ubuntu

You just have to run one single ...READ MORE

Aug 26 in Linux Administration by Barca
 • 573 views
0 votes
1 answer

Linux tar: gzip: stdin: unexpected end of file

The error you're getting may be because ...READ MORE

Aug 9 in Linux Administration by Kunal
 • 661 views
0 votes
1 answer

apt-get update takes no argument

The command  sudo apt-get update is used to update ...READ MORE

Jul 30 in Linux Administration by Vinci
 • 282 views
0 votes
1 answer

How to execute a linux command repeatedly after a set time?

To watch the step every say 30 ...READ MORE

Jul 26 in Linux Administration by ajs3033
 • 7,280 points • 74 views
0 votes
1 answer

Input file name in the mapper in a Hadoop program

Try this inside your mapper : FileSplit fileSplit ...READ MORE

Jul 23 in Linux Administration by Shubham
 • 13,350 points • 178 views
0 votes
1 answer

HTTP POST and GET using cURL

You can just add | grep }| ...READ MORE

Jul 22 in Linux Administration by Upasana
 • 8,550 points • 51 views
0 votes
1 answer

awk: to print all columns from the nth to the last

the following will print all but the ...READ MORE

Jul 19 in Linux Administration by Shubham
 • 13,350 points • 65 views
0 votes
1 answer

How to have the cp command create only if necessary folders while copying a file to a destination

mkdir -p /foo/bar && cp myfile "$_" ...READ MORE

Jul 19 in Linux Administration by Shubham
 • 13,350 points • 56 views
0 votes
1 answer

How to Unblock SSH and FTP Access to Specific IP in Linux?

Firewalls(most of them) can either Reject or ...READ MORE

Jul 16 in Linux Administration by Archana
 • 5,560 points • 355 views
0 votes
1 answer

copy and create destination directory using bash

mkdir -p "$d" && cp file "$d" try ...READ MORE

Jul 15 in Linux Administration by Upasana
 • 8,550 points • 45 views
0 votes
0 answers

How to display content part in seeddms full-text index info?

          I have installed the seeddms in ...READ MORE

Jul 15 in Linux Administration by nmentityvibes
 • 380 points • 53 views
0 votes
1 answer

Command to tar directory excluding certain files/folders

$ tar --exclude='./folder' --exclude='./upload/folder2' -zcvf /backup/filename.tgz . Try ...READ MORE

Jul 12 in Linux Administration by Shubham
 • 13,350 points • 43 views
0 votes
1 answer

Change the output colour of echo

Try using ANSI escape codes as the following; Black ...READ MORE

Jul 12 in Linux Administration by Shubham
 • 13,350 points • 47 views
0 votes
1 answer

Centos 7 network setup

Power off the VM and then go ...READ MORE

Jul 5 in Linux Administration by Vasini
 • 66 views
0 votes
1 answer

Error: tkinter for Python Installation

It isn't easy to install Tkinter locally ...READ MORE

Jul 3 in Linux Administration by Upasana
 • 8,550 points • 50 views
0 votes
1 answer

Running scripts as a different user without password

You'll have to edit you sudoers file ...READ MORE

Jul 3 in Linux Administration by DareDev
 • 6,810 points • 48 views
0 votes
1 answer

Display shared libraries used by executables in linux

In order to do this, you need ...READ MORE

Jul 3 in Linux Administration by ajs3033
 • 7,280 points • 45 views
0 votes
2 answers

How do I find all files containing specific text and rename in unix/linux

Hi, @Kal You can use this command below to ...READ MORE

Jul 2 in Linux Administration by Gitika
 • 25,420 points
edited Jul 2 by Gitika • 92 views
0 votes
1 answer

Using shell variables in an awk script

Using -v is, imo, The best way because ...READ MORE

Jul 1 in Linux Administration by Shubham
 • 13,350 points • 87 views
0 votes
1 answer

Can I analyze a program's core dump file with GDB when it has command-line parameters?

You can simply use of GDB, to debug ...READ MORE

Jul 1 in Linux Administration by Shubham
 • 13,350 points • 1,020 views
0 votes
1 answer

To attach a file using mail command on Linux

$ echo | mutt -a syslogs.tar.gz admin@domain.org READ MORE

Jun 28 in Linux Administration by Upasana
 • 8,550 points • 257 views
0 votes
1 answer

How do I use a shell script to SSH in to a remote machine to execute commands?

Your first problem can be solved like ...READ MORE

Jun 27 in Linux Administration by ajs3033
 • 7,280 points • 73 views
0 votes
1 answer

How to find the group associated with a user in linux?

To list all the groups groups or to list ...READ MORE

Jun 20 in Linux Administration by DareDev
 • 6,810 points • 61 views
0 votes
1 answer

Running a cron job at fixed intervals of time

Just use this instead: 0,30 * * * ...READ MORE

Jun 20 in Linux Administration by ajs3033
 • 7,280 points • 46 views
0 votes
1 answer

Difference between root (/) and home directory (~) in terminal?

Root directory which is referred to as ...READ MORE

Jun 20 in Linux Administration by Vicky
 • 533 views
0 votes
1 answer

CentOS Error: 64 bit bad ELF interpreter

In my experience, a single yum command will ...READ MORE

Jun 20 in Linux Administration by Shubham
 • 13,350 points • 156 views
0 votes
1 answer

Script file name in a Bash script

$0 will give you the complete basename. ...READ MORE

Jun 20 in Linux Administration by Shubham
 • 13,350 points • 35 views
0 votes
1 answer

Killing a Zombie Process

You can clean up a zombie process ...READ MORE

Jun 19 in Linux Administration by Upasana
 • 8,550 points • 56 views
0 votes
1 answer

pipe to clipboard using Bash

Try xclip; xclip - command line interface to ...READ MORE

Jun 17 in Linux Administration by Shubham
 • 13,350 points • 42 views
0 votes
1 answer

Overall CPU usage (%)

top -bn2 | grep "Cpu(s)" | \ ...READ MORE

Jun 17 in Linux Administration by Shubham
 • 13,350 points • 41 views
0 votes
1 answer

How can I find out which files differ in two directory trees?

Use this; diff -qr dir1/ dir2/ READ MORE

Jun 13 in Linux Administration by Upasana
 • 8,550 points • 54 views
0 votes
1 answer

Linux: Efficiently test if a port is Open

$ nc -z <host> <port>; echo $? Use ...READ MORE

Jun 12 in Linux Administration by Shubham
 • 13,350 points • 41 views
0 votes
1 answer

127.0.0.1: Could not Determine the server's fully qualified domain name

If you don't have httpd.conf in folder /etc/apache2, you should ...READ MORE

Jun 12 in Linux Administration by Shubham
 • 13,350 points • 172 views
0 votes
1 answer

How to send mail using linux shell script?

If you've already configured the server, with ...READ MORE

Jun 11 in Linux Administration by ajs3033
 • 7,280 points • 50 views
0 votes
1 answer

Replacing string characters using CLI

To replace each of xy and z ...READ MORE

Jun 11 in Linux Administration by DareDev
 • 6,810 points • 34 views
0 votes
1 answer

Linux: Finding all storage devices attached to a machine

Use /proc/partitions first. This will list all ...READ MORE

Jun 10 in Linux Administration by Upasana
 • 8,550 points • 30 views
0 votes
1 answer

Ubuntu 10.10: Connecting to a terminal to a serial-to-USB device on Maverick Meerkat

Check with dmesg | grep tty if system recognize ...READ MORE

Jun 10 in Linux Administration by Upasana
 • 8,550 points • 65 views
0 votes
1 answer

Argument receiving error for rm command

Bash actually expands the asterisk to every ...READ MORE

Jun 7 in Linux Administration by Shubham
 • 13,350 points • 42 views
0 votes
1 answer

Docker: Can't connect to docker daemon

Documentation Link: Post-installation steps for Linux  This documentation reveals ...READ MORE

Jun 7 in Linux Administration by Shubham
 • 13,350 points • 48 views
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