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.

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How to search file on linux with like atribut?

I want to find and delete log file on linux Terminal.Usually I use thisfind -name '*.log'after the File found, next use this scriptfind -name '*.log' -type f -deletethat script work for ...
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12 views

File/directory in the CentOS looks weird

I am connected to CentOS server via PuTTY and I see a weird file/directory in one of the sub-directory which looks unreal. I am not sure how the file exists there and Its not related to our work. Can ...
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7 views

Access to “uvc_init_video”

I am trying to connect 4 USB webcams to a powered USB hub, but the system will only allow one to be used at a time. All cameras are asking for 480mb/s, but using usbtop I found that they needed way ...
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34 views

How to connect computers to switch?

Me and my teacher came up with a problem that shutting down over 14+ PC's, updating them one by one takes tons of time and annoying to do.We have switches on the second floor, computer class at ...
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9 views

Deploying pelican through gitlab CI

I have setup a Gitlab CI docker job to deploy a pelican blog using rsync+ssh. The problem is authentication. For this I have created a ssh key pair. Added them as secret variables to the Gitlab ...
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13 views

Laptop won't boot to GUI when using Linux bootable HD

I am currently trying to get my laptop to boot via bootable HD. The HD has Linux Mandrake installed. The BIOS process works just fine, but the end result is a terminal rather than the Linux GUI. I ...
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8 views

how to use zdb or other zfs command to tell me what it is doing right now?

I keep seeing intermittent z_wr_iss kernel threads consuming all my CPU. I've no idea what ZFS is doing: maybe snapshotting, but why is taking so much CPU? It is not a cron job.I've read elsewhere (...
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26 views

Login loop in Kali Linux after updating/upgrading

I've updated/upgraded my Kali Linux and now I'm stuck in a login loop.I've tried everything in console (Ctrl+Alt+F2):dpkg --configure -asudo apt-get updatesudo apt-get upgradesudo rebootThen ...
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30 views

How to Change /var/ File Permission When I Can't Connect to the server through Filezilla or Putty

Well, I am new to Linux. And I have done something stupid enough to get me into trouble.So the thing is that I have an AWS account, and was working fine except for my PDF rendering service. I figure ...
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14 views

ssh_exchange_identification: read: Connection reset by peer

I'm facing this issue. i know there are so many topics regarding this. Actually I was unable to access the remote server for restarting the SSH service and removing the host key. Any help on this....
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17 views

Telnet timeout on reconnect after “quit”

I am currently investigating the timeout errors of sending email. Some email send immediately, some are timeout even if the same smtp outbound.And I found out, when I telnet <host> 25It ...
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1answer
19 views

Virtual Box - Windows key flipped with LCTRL on VirtualBox

Please help. My Windows VM on Linux host (VirtualBox) has the "LCTRL" and "Windows special key" flipped, so that all apps like VS and IntelliJ IDEA treat the Windows special key as CTRL.Even when ...
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24 views

Downside of copying partition table using dd for use in RAID array

I used dd to copy the (GPT) partition table from one disk to another, then added this disk to a mdadm RAID array, and the system seems to run fine.Should I expect any problem, and is there any ...
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9 views

VirtualBox Shared Folder limited number of inodes

I am using an Oracle VirtualBox (Version 5.1.14) with Windows7 as host system and Ubuntu 16.04.4 as guest system. To share files between them I use the shared folder of guest addition.Now I have ...
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2answers
44 views

move all files in local directory to remote directory

I want to move all files in local directory to remote directory. And I am using this code to achieve itSOURCE_FILE=/var/www/oneserver/*TARGET_DIR=/var/www/anotherServerARCHIEVEFILE=/var/www/...
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1answer
15 views

How to specify the DNS server in host command

I want to use linux host command to query all records (A, TXT, etc.) of a domain. I find this possible using -a option as in: host -a google.comHowever, I need to specify my own DNS server by its IP....
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14 views

Change tty resolution to fit larger screen

I have a dual screen setup:- Main screen, 1920x1080 plugged in via HDMI- Additional screen, 1366x768, plugged in via VGAWhen I switch to tty, its resolution fit the smaller screen. But, as the ...
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3answers
36 views

Feasibility of using 2 separate hard drives to run Windows OR Linux on laptop

I have a Lenovo T430 running Windows 7 Pro, Core i7, integrated graphics, 500GB SSD.I am in school, an advanced beginner learning to program, and developing in multiple environments depending on the ...
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1answer
23 views

How to copy environment variables from local shell to a remote ssh connection inside a shellscript?

I am currently working on a shell script that is used to build docker images and restart containers running on the remote host. below is the stripped down version of the code.#!/bin/bash -xe# ...
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2answers
22 views

Linux - Running commands when another command is run

So I'm writing a load of infrastructure automation stuff atm, mainly revolving around Cloudformation, and I have a wrapper/framework tool that I'm using to manage the CF deploys (Sceptre). I've run up ...
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11 views

Eclipse Oxigen delete line shortcut doesn't work

I'm using Eclipse IDE Oxigen 3A on a Linux Mint 18.3 with Cynnamon (new to Mint). I can't get the Ctrl-D shortcut working while editing code. I can get to Windows -> Preferences -> Editor -> Keys and ...
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1answer
43 views

I'm having DNS problems, but can still ping 1.1.1.1: How do I still search the Stack Exchange network?

I'm having name server resolution problems on one of my machines in my network, but I can still ping 1.1.1.1 and I get a reply, so there is no Internet problem, just a DNS problem. Can I still ...
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12 views

change default mount point of pcloud

In Linux, pCloud is an appimage. When we run the application, it creates a mount point in /tmp/tmp/.mount_pcloudjUJB13$ lsapp AppRun pcloud.desktop pcloud.png usrAnd create some files and ...
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20 views

Terminal is not running any command after using command “cat > .bashrc”

I was customizing my terminal by screenfetch. after installing screenfetch in my ubuntu, I have used some commandcat > .bashrc# Start Screenfetchscreenfetchthen I pressed ctrl + d and closed ...
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28 views

Bash scripting: run a shell command from inside a script with variable inside quotes

I need to load a db into a mysql server and the following command works from the shell:From shellmysql -h "172.17.0.2" -u "root" "-pmypasswd" -Bse "create database mydb;"But not from the script, ...
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14 views

Do Thunderbolt 3 external SSDs work with Linux?

I'm planning to buy and connect an external SSD to a Lenovo X1 Carbon Gen 5 laptop, using one of the Thunderbolt 3 connectors of the laptop, with a Thunderbolt 3 cable. (Example of such an external ...
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17 views

Can't boot CentOS from USB on self-assembly computer

USB: SanDiskOS: CentOS-7-x86_64-Minimal-1708.isoI want runnning CentOS 7 from a USB flash drive, So I use UltraISO to write centos.iso to my SanDisk, then use VMware to boot installation and ...
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1answer
15 views

copy specific files from s3 bucket

I have some files in s3 bucket. aws s3 ls s3://bucketname/file-111-100x100.jpgfile-112-1400x1400.jpgfile-123-250x250.jpgfile-231-1400x1400.jpgfile-222-700x700.jpgfile-333-100x100.jpgfile-131-...
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1answer
30 views

GNU screen won't send control character from config file but will when set manually

My .screenrc has the following line:escape ^JjHowever, I can't manage to send a literal ^J in a screen session based on this!Version: Screen version 4.06.02 (GNU) 23-Oct-17Host: Debian-based ...
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45 views

Assign values to variable from text file. Search for the string in file. Replace the string in file?

I am working on a project where I need to correct some thousand lines of data. I have already completed the half work and now I am stuck on final part.I have a file called tree.txt which has list of ...
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20 views

Migrate from Initramfs-tools to Dracut [migrated]

I have a question about migrating fron "Initramfs-tool" to "Dracut".Initramfs-tools relies on customization scripts hosted by the folders "/etc/initramfs-tools/" and "/usr/share/initramfs-tools/"."...
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52 views

Why can't I get my GTX 970 to drive my monitors at 1080p on OpenSuse Leap 42.3?

I am trying to set up a workstation with OpenSuse Leap 42.3 and I have 3x Asus 1080p monitors that, for whatever reason, my GPU is not receiving EDIDs from on X Server start. I've been trying to get ...
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33 views

Run an invisible Linux -> VM on laptop

So I have an OS I want to be my system's primary OS, but it's not supported by the hardware; that said, it runs just fine in a VM, and my system supports most desktop flavors of Linux just fine. All ...
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55 views

It's possible to decrypt a file and execute it without writing it on disk (On command line)

I have a executable program who I encrypt with OpenSSLopenssl enc -aes-256-cbc -in un_encrypted.program -out encrypted.programSo, then I wanna execute it without writing it on disk, something like...
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18 views

How to do “cpio -A” (append) on a Mac?

I would like to generate a Debian ISO image that has a preseed file embedded in it so that I can do automated installations. It's possible, as documented here.Part of this process requires that I ...
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1answer
27 views

Can't see any network with wicd, wifi card seems to be desactivated

I have an Acer Aspire 7 A715-71G-75B3.I recently installed Debian on it with wicd.When I run wicd-client, I can't see any network displayed.I think my WiFi card isn't activated (even though rfkill ...
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26 views

Debian servers Vs SSH

I have four servers and have a 5th to interact with all four via ssh. What I'd like is for each server to scp to each other server and with the 5th one too remotely instead of the 5th one being 'in ...
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28 views

When listening to a port (taskserver) should the local address be `localhost` or `0.0.0.0`?

I've been trying to make a taskd server work on my computer (Arch Linux) for days. The problem I'm facing now is that taskd's config documentation (https://taskwarrior.org/docs/taskserver/...
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12 views

I screwed up the lightdm window manager on my Raspberry Pi

I screwed up the lightdm window manager on my Raspberry Pi when I was trying to remove Mathematica and Wolfram from the bar. I was successful in removing them but it really screwed up the window ...
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6 views

Couldn't find pygtk because of PATH order? Where is default PATH defined?

I installed a program that imported pygtk. It worked fine in my environment, but a "blank" environment (e.g. a new user) wouldn't work.I determined it was due to PATH. The resolution was baffling ...
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1answer
43 views

Cronjob taking a screenshot every hour with scrot

One of my users needs a webpage screenshoted every hour. I was able to find a utility called scrot and it was easy setting up a cronjob to run every hour. My issue is it takes a screenshot of both ...
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1answer
32 views

With iptables is it possible to negate multiple IP ranges in a single rule?

I want to log all foreign, not our IP blocks, connections to a port.For a single range the rule looks like:-A INPUT ! -s 10.20.0.0/16 -p tcp -m tcp --dport 8443 -m state --state NEW -j LOG --log-...
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9 views

How to set up virtual volume (parition)

I would like to create virtual volume (partition) on my disk. I use VPS and I cannot shrink root partition and create new one.So I decided to create a virtual volume on disk, let's say that I want ...
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Disable Alt+F4 Key Function in Debian

How to Disable Alt+F4 Key Function in Debian Linux(PRETTY_NAME="Debian GNU/Linux 8 (jessie)").
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setgid bit not preserved across execl call

I have a situation I can't explain:I have an executable with setgid bit on. When I call getegid() it returns me the expected group. But once I spawn a shell from it using execl the shell no longer ...
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46 views

Analyze Spectre and Meltdown Check Script by Red Hat

As you know Red Hat published a script to check the vulnerability of the system to Spectre and Meltdown. Kernel upgrade and activation/deactivation of some features is enough for avoid from these ...
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18 views

Debian KDE - GTK applications gui have undesirable red lines

I have Debian Jessie with KDE4 as desktop environment with default Oxygen theme. Also I have installed gtk2-engines-oxygen and gtk3-engines-oxygen, so my GTK apps could look the same way as KDE apps. ...
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30 views

How to backup a Samsung mobile to linux?

I have only linux machines and I'd like to make a backup of my mobile.How to do it, if a simple 'adb backup' doesn't work? On the android the Developer Options and USB Debugging are enabled.The adb ...
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13 views

Fedora 26 hangs on reboot

I'm using fedora 26 and i keep getting these weird hangs on reboot, they are not consistent (I can reboot 20 times and it would work fine, and reboot 20 times again and it will hang).The last ...
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54 views

Does linux change the partition name on an external HDD? [on hold]

Soo I have this old laptop HDD that used to run Ubuntu Linux. It got broken, and I decided to salvage his HDD on an external case.I plugged in on a windows computer, and then booted up an VM to ...

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