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1answer
42 views

Why are given file sizes slightly different between Windows and Linux?

I have just transferred (via scp) a bunch of .gz files from a Windows machine to my Linux machine. They are large files so I checked they had transferred entirely by comparing file sizes. Those that I ...
1
vote
1answer
86 views

LFTP exclude file extensions

I am trying to mirror directories with lftp but I don't want to download filetypes that are notoriously large like .mp4 and .swf. But I am having trouble with the regex - and seeming like the ...
3
votes
2answers
158 views

Why doesn't iptables receive the marked packet?

I was learning the ping command options. In that I found the -m option to set the mark for a packet. The below command sends the packet with marking of 10 to the 192.168.2.65. ping -m 10 ...
1
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1answer
26 views

insmod: cannot insert './intrpt.ko': Function not implemented

I'm writing a kernel module that receives interrupts for mpc8308 (PowerPC) board. when I make the code for Ubuntu and my current version of kernel it works well with interrupt of keyboard, but when I ...
0
votes
1answer
1k views

What does “4m[terminated]” mean after restarting CentOS?

After installing CentOS 7 and restart it, it always promptd "4m[terminated]". After googling, I can't find the meaning of this phrase. What does this prompt mean? Will it affect normal OS functions?
1
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0answers
19 views

How to customise the output format for linux log when view log in terminal?

when I run this monitor command $ sudo tail -f /var/log/ufw.log | cat -n 1 May 23 03:04:25 Vultr-Ubuntu14-Tokyo kernel: [51809.671147] [UFW BLOCK] IN=eth0 OUT= ...
11
votes
5answers
25k views

org.eclipse.swt.SWTError: No more handles [gtk_init_check() failed] while running eclipse on ubuntu

I was trying to open eclipse in my ubuntu VM with the below commmand.. And as soon as I do that, I always get the below exception - ubuntu@username-dyn-vm1-48493:~$ eclipse Eclipse: An error has ...
0
votes
1answer
2k views

How to execute Netscaler commands through a remote machine via SSH connection

I have been trying to execute some NetScaler commands like "bind" & "unbind" through a Linux Box via an SSH Connection. Now the Problem is, Manually we are able to enter & execute commands on ...
1
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0answers
8 views

Trouble with linked libraries when installing mediainfo

I have mediainfo installed on a linux machine running busybox, but when I run the mediainfo command, I get the following output: mediainfo: /lib/libstdc++.so.6: no version information available ...
-3
votes
1answer
21 views

How to make user but without access to public_html

How to make an user for linux, who can't access public_html folder? UPDATE: Indeed I want to use http://example.com/~user/ but user doesn't has any permission on other rootdir. How can I do it?
1
vote
3answers
1k views

Linux Permissions vsftpd

I have mybb installed and running in /var/www/forums. I have two users part of the www group, logan and www-data. I have the recursive permissions of forums directory set to: chmod -R 755 forums ...
1
vote
2answers
3k views

open gnome terminal with several tabs and execute a few commands in every tab

This is what I want to accomplish: I want to open a gnome terminal with five tabs in it I want to run a set of commands (5 – 10 commands) in each tab automatically First tab: shall set clear-case ...
6
votes
2answers
138 views

scripted configuring of a linux kernel

Given a list of kernel features, I want to create a minimal linux configuration supporting all given features (and the corresponding dependencies) but nothing else. Is there a way to create a ...
0
votes
0answers
5 views

How to create a systemd Service for Consul in RHEL7 [on hold]

I have setup a consul cluster and I want to make sure that the agent starts by itself whenever the server is restarted. In order to achieve this, I have created an Upstart Service at ...
0
votes
2answers
11 views

Custom scripts under /etc/profile.d and /etc/init.d - rhel6 and rhel7

I need to start my script during boot time. I have read that the scripts under /etc/init.d & /etc/profile.d are sourced during system startup. How different are these directories? Other than the ...
1
vote
0answers
8 views

Networking failed to start on Alpine linux

I keep having an error when booting Alpine Linux Networking failed to start. I'm using a RPI3 which is connected by an ethernet cable to the box. Here's the /etc/network/interfaces : auto lo iface lo ...
1
vote
1answer
77 views

Detect when audio card is powered (using alsa)

How can I detect in a script if my audio card is being powered? Motivation: I have a Linux mini computer (Odroid U3), used as a music player. And I want to power on a connected amplifier only when ...
0
votes
1answer
20 views

yum + list all available security updates without installing them, on redhat 5?

To list all available security updates without installing them, I run this and this syntax is working on redhat 6 and 7 # yum list-security --security please advice what is the syntax for redhat ...
3
votes
2answers
68 views

Systemd : How to execute script at shutdown only (not at reboot)

There is a lot of solution here to execute a script at shutdown/reboot, but I want my script to only execute at shutdown. I've tried to put my script in /usr/lib/systemd/systemd-shutdown, and check ...
19
votes
7answers
56k views

Why is USB not working in Linux when it works in UEFI/BIOS?

For background I have just built a new machine with modern hardware including: AMD FX-8350 Gigabyte GA-990FXA-UD3 motherboard 16GB RAM NVidia GTX 650 Ti Kingston SSD Given that, I tried to install ...
3
votes
1answer
3k views

Why does startx give a black screen, with no errors?

I recently wanted to solve a problem with using a second monitor from my laptop that is running debian (jessie) but because I lack knowledge things didn't go as planned. Now I am getting booted into ...
4
votes
3answers
7k views

What commands are available in the %pre section of a Kickstart file on CentOS?

Environment: CentOS 5.5 and 6.4 I have a request to analyze the hardware before installation to make sure our customers don't install our software on sub-standard server hardware. For example, ...
3
votes
1answer
15k views

How do I configure the network interfaces persistently in CentOS so it will survive a reboot?

I configured a network interface with the following commands: ifconfig eth0 up ip addr add 192.168.9.1/28 dev eth0 route add default gw 192.168.0.1 This works. However, when I reboot the machine I ...
3
votes
1answer
461 views

Static IP config no longer persistent in CentOS6

I was messing around with KVM in CentOS 6.3 when I noticed I was having problems with the IP address of my principle network connection (eth0). I backed out my bridge and restored the network-script ...
1
vote
1answer
24 views

Docker container on Red Hat Linux server 5.9

Can I install Docker on Red Hat server 5.9 so I can take an image container from an installed software and move it to another server? Or should it be enough to update the Kernel up to version 3 so ...
1
vote
3answers
769 views

Determine whether kernel built-in driver supports a device

I'm trying to find a way to accurately determine whether all the hardware on some system has a valid driver installed either via a kernel module or built-in to the kernel. I'm working with RHEL 5.5 ...
0
votes
0answers
29 views

Login as normal user always results in root account [closed]

I installed slackware and added a user. When i log in as the user everything looks well however it is logging this user as root. I can't see where I went wrong. When I try to open an application for ...
1
vote
0answers
15 views

mount usb disk via udisksctl need root privilege

I don't know why, but on my ubuntu 16.04 laptop, udisksctl can work properly without root privilege. However, when I plug this disk to centos 7, the execution of same command needs root privilege and ...
3
votes
0answers
27 views

Git with multiple users on other systems using setfacl?

I'm setting up a git environment where multiple developers will work with per project. We have 1 server running git, and 2 seperate servers, 1 live and 1 dev. on dev I created a group and added the ...
1
vote
0answers
30 views

pam su authentication with RSA token [closed]

We are implementing RSA token authentication in our company and management decide su - should ask for RSA token passcode for individual (listed users) user. So no-one is going to get root password: ...
0
votes
1answer
2k views

What variables are valid within /etc/default/useradd file?

My /etc/default/useradd file is as follow: # useradd defaults file GROUP=100 HOME=/home INACTIVE=-1 EXPIRE= SHELL=/bin/bash SKEL=/etc/skel CREATE_MAIL_SPOOL=yes man page for useradd provides many ...
0
votes
1answer
30 views

Remove Some content from file in unix [closed]

I have a file which is having some names , i want to remove some of the names from it . eg the files has names.trg , i want to remove all the names ending with .trg how can i do that in unix ? ...
1
vote
0answers
60 views

How fast is a process reading/writing virtual memory?

We have top, htop, iotop, iostat, vmstat, etc, to measure many different things on Linux, but how can one measure how much MB/s a process is reading and writing to/from RAM, i.e., virtual memory?
0
votes
1answer
958 views

Problems with USB microphone

My USB mic in webcam in Skype not working (cam works fine). I use Arch Linux with alsa. I set up pulseaudio but then I removed it because it is not stable. cat /proc/asound/cards 0 [SB ...
1
vote
0answers
26 views

How can I preseed the answers to the prompts in this deb?

I am trying to install jitsi-meet on a vm via automated script . However, the deb package prompts for a hostname. How can I set this value from a script? I have tried using debconf-set-selections, ...
-3
votes
0answers
17 views

Wine installation issues

Yesterday I was installing Wine in kali linux, (dual booted with windows 8.1), as I entered wine install there came an error, wine: cannot find L"C:\\windows\\system32\\install.exe" how to deal with ...
-4
votes
0answers
18 views

Comparing two files Script in UNIX [closed]

I want a script for Comparing two files in UNIX and place an echo error in log file if the files are not matched from source to destination can anyone help me /?
3
votes
1answer
2k views

How do I resolve an error when booting, “Couldn't find device with UUID…”

I have a RHEL 6 system, running on a VMWare machine. The admin of the VM server added a second RAID volume to the server, which my RHEL system does not use. Now, when I boot the RHEL system, I get a ...
2
votes
2answers
1k views

Debian won't boot: udevd fails to load device sda and sdb

I can't boot my Debian system, I got this error during boot up: Driver 'pcspkr' is already registered, aborting. I have solved this by adding blacklist snd-pscp to /etc/modprobe.d/blacklist.conf ...
1
vote
0answers
32 views

External Fragmentation in FreeBSD due to unmovable Kernel pages

Is external fragmentation an issue in FreeBSD due to unmovable Kernel pages similar to what Linux (1) (2) faces?
0
votes
0answers
16 views

Linux cluster file system issues [closed]

Redhat linux cluster GFS 2 mount is of size 1 TB but winscp is showing size of the directory as 101 TB. what could be the reason? RHEL 6.6, 4 node cluster
1
vote
2answers
28 views

Getting the original command invocation from /proc/self

I'm trying to run some startup code in all procesess via the dynamic linker. The code should do stuff based on the zeroth argument of the process. I'm getting the arguments from /proc/self/cmdline ...
4
votes
1answer
69 views

Why can't I execute Android x86 executables on Linux

I am trying to port Android apps to Linux (don't laugh :) and I have come across a problem. When trying to execute an Android executable (app_process) after adding the executable permission with ...
0
votes
1answer
2k views

Mint 15 on Lenovo G700: wired internet not working (Atheros QCA8172)

Mint 15 doesn't see internet after installing it in dualboot with windows 8 (in Windows internet works well). My network card is Qualcomm Atheros QCA8172 Fast Ethernet (rev 10). What I did: Install ...
0
votes
1answer
364 views

Porting Binder IPC to Linux

Android provides a device driver based IPC mechanism called Binder. I see it as one of the staging drivers in Linux. Although I can have a linux kernel running with this device driver, if I want to ...
0
votes
1answer
36 views

Build Linux for a Raspberry Pi without /opt/vc?

Now that the vc4 DRM/GBM driver has been making progress, is it possible to build Linux (not just the kernel but the entire operating system eg. Linux From Scratch) without libraries and programs from ...
1
vote
1answer
26 views

How to obtain counters for swap-in/swap-out on Linux?

I'm trying to obtain counters for swap-in/swap-out activity on CentOS 6. The intention is to feed raw data into RRDtool to generate graphs, and use it to generate alerts. I've had a look at common ...
4
votes
2answers
2k views

change tty login timeout - ArchLinux

By default when I login to my Arch linux box in a tty, there is a timeout after I type my username but before I type my password. So it goes like this Login: mylogin <enter> Password: (+ 60 ...
1
vote
1answer
7k views

rsh shows “poll: protocol failure in circuit setup”, why?

In the starting rsh worked properly, but after making some changes it shows some error [changes are shown in the end of this question, see that], I am sharing the same. Command $ /usr/bin/rsh ...
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votes
1answer
28 views

Can I install Kali linux with out Ethernet card

I want to install Kali linux on my Laptop, but I don't have a Ethernet card. It is possible to install Kali with out Ethernet or with wifi interface ??