Questions tagged [centos]

Community ENTerprise Operating System; a Linux distribution based on Red Hat Enterprise Linux widely used on web servers.

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The .host:/ do not show the shared directory name

I follow this VMware shared directory settings up tutorial: when I get to this step: sudo vmhgfs-fuse .host:/shared /mnt/hgfs/shared -o allow_other -o uid=1000 then I want to check the files below ....
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x2go session terminates immediately

The server to which I am connecting is CentOS 7, the client is Windows 10. I am able to connect to an existing X session as remote desktop, but launching anything standalone, e.g. terminal or web ...
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Why can't I deploy my next.js app to port 80?

I never deployed any project before and I'm currently running with an issue while deploying a next.js app to godaddy. I uploaded my next.js app to the public_html folder of my cpanel and then i ...
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RAID5 compatability: repeatedly zeroed superblock: WD Red 8TB drives: wd80efax-68LHPN0 and 2x 68KNBN0

Summarizing the problem: I have been scraping by with JBOD for years, but finally need a real 'micro data center'. I bought 3 drives for my centos8-stream box over a couple months, but I have heard it ...
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VNC into Centos Server Not Working After Yum Updates

I was installing sublime-text on the machine last night and did some yum updates that fixed an error Unable to load gtk__widget_scale_factor from libgtk-3.so Everything seemed fine and dandy after ...
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Issue with add Multiple user account and SSH key using Bash script

As per our requirement we provided our devloper group: devs:r-x to /var/log/httpd directory. What is the best way to create a user account (in my case Dev User) in a Group using bash scrip, with the ...
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How to send VXLAN packets to Tun interface in Linux

We have an application listening on Tun interface on Server A. We have VXLAN created from an another server(server B) to Server A. How to pass the traffic from VLXLAN interface to TUN interface. I ...
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Updating CentOS 8.3 to Stream got Killed in the middle of process

I am in the process of upgrading my DB server from CentOS 8.3 to CentOS 8 Stream. I'm using the regular commands: dnf --disablerepo '*' --enablerepo extras swap centos-linux-repos centos-stream-repos ...
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How to setup samba to share guest linux to windows in virtual box

I need to setup to share guest linux specific directory to windows host. Virtual box run in NAT network with port forwarding 449 and 139 from 127.0.0.2 host to guest samba port. port forwading work, ...
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Is it possible to grand SSH access (using username and password) to a Centos 7 machine configured with an user using private key to connect?

first of all I am not a system engineer (I am mainly a software developer). I am working on a Centos 7 machine and I have the following doubt. Using MobaxTerm client I can access to this machine via ...
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unable to mount CD rom drive

i am using CentOS 7 on vmware esxi host, when i tried to install vmware tools or mount any media on the cdrom it does not show up in linux machine, cdrom does not have any entry in /dev [root@...
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How to install libnss-mdns in centos7

I have a requirement to migrate a service from Ubuntu image to centos image. I am having problems installing yum install avahi-daemon libnss-mdns services. I found the name of avahi-daemon's ...
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Setting up a digitalocean webserver with CentOS 9

I am very new with DigitalOcean and trying to explore it for self learning purpose. All the time, I use a shared web hosting which comes with cPanel so I am quite confused with DigitalOcean where it ...
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Cant fine NMON on CentOS9 (EPEL installed)

I have EPEL installed on CentOS9 $> sudo dnf repolist repo id repo name appstream CentOS Stream 9 - AppStream ...
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SSH clients (putty, GCP web) often displays remnants of previous command [duplicate]

I saw it in different SSH clients but can at least guarantee Putty and GCP web-console (SSH in a web browser) have this. When you scroll your history and then run a previous command - sometime (more ...
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7za method inconsistency CentOS

If I set LZMA2 I get LZMA and vice versa! What? CentOS9 $ 7za a -mx=9 -mm=LZMA2 test.7z *.sh 7-Zip (a) [64] 16.02 : Copyright (c) 1999-2016 Igor Pavlov : 2016-05-21 p7zip Version 16.02 (locale=en_GB....
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Accessing the second Network card on system

I have a CentOS8 system with two NICs. There is a Windows 2012R2 server that handles DNS (AD, etc). Everything is connected to the same switch. I'd like to setup a samba share on the CentOS machine ...
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CentOS/RHEL: How to disconnect established connection and prevent subsequent connections until reboot?

I'm trying to test a system that uses multiple interconnected hosts, with one of the hosts randomly selected as the leader and the others being members. The members connect to the leader on a specific ...
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Couldn't add PHP 7.4 to Webmin/Virtualmin

I followed this tutorial which actually referred to this but after I did the installation for my CentOS 7 and went to System Settings -> Re-Check Config at VirtualMin, I see the same PHP versions I ...
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CentOs downloading from direc link return 404 Not Found

After uploading some files into public_html with nested directory when i try to test download links from browser, that return 404 Not Found pwd output command: /home/pishguy/public_html/audio/quran/01....
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VMWare Player 16, Windows 10 host, Centos 8 guest: In first Centos machine internet connection works, but in second it is not working

I have VMware® Workstation 16 Player 16.2.3 build-19376536. I have Windows 10 host, Centos 8 guest. I have two Centos 8 images from my client. In first Centos image internet connection works perfectly....
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Is VirtualBox 6.1 able to be installed correctly on Windows 11?

Is VirtualBox 6.1 (Version 6.1.32 r149290 (Qt5.6.2)) able to be installed correctly on Windows 11? I manage to install CentOS 7.9.2009 in VirtualBox 6.1 (on Windows 11 host), but whatever I do (e.g., ...
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PTP/Clocking/Sync: viewing and changing HW Rx filter modes on a CentOS 7 interface

I'm trying to make an interface of an Intel XXV710 NIC in a PCIe slot of a Cisco UCS C240 M5SD server receive clocking/sync from the attached device (Cisco NCS540 FH). The latter one is showing PTP Tx ...
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How can I check if firewall is blocking ping from machine belonging to a specific subnet on Linux CentOS7?

I am not a system engineer (I am a software developer) and I have the following problem. I have this Linux CentOS 7 server. A collegue told me that he can't ping this server from some specific machine ...
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Can't access private machine/ip when connected to VPN

I want to access a server (CentOS) on an internal network directly via browser/http when connected to an (already established Fortinet) VPN. This (VMWare) server is functional, connected to the ...
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Can't ping Internet IPs from Docker Container

I am unable to ping any public IP from docker Container (CentOS) it's not about hostname or any DNS but IP, can ping to the docker0 network IP 172.17.0.1 but not to the internet IP [root@09ae7f091d98 /...
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-6 votes
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How to: Download Driver

I would like to download this package 3.16 - 5.14 drivers/staging/rtl8188eu/os_dep/usb_intf.c CONFIG_R8188EU CONFIG_STAGING 2357:010c * From here: https://linux-hardware.org/?id=usb:2357-...
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vagrant up stuck on install centos-release

Vagrant.configure("2") do |config| config.vm.box = "centos/7" end This is my vagrantfile. When I vagrant up, vagrant stuck on install centos-release. Add shell in vagrantfile, ...
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Installed php74-php-mysqlnd but module is not available

I am setting up a clean CentOS 8 server and installed PHP using the Remi repositories. In there, it also has a php74-php-mysqlnd package that should be installing the correct .so files, but I do not ...
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Steam CMD on ARM based Linux(CentOS)

Is there way to install Steam CMD on my ARM based Linux? I have CentOS(aarch64) and I want to install Steam CMD, but I don't know how can I do it.
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How can I correctly run a java batch application (a .jar application) in background on a Linux machine?

I am not a system engineer (I am a software edeveloper). I have to run a Java application (a runnable .jar file) on a Linux machine (Centos 7). I am connecting to a shell via SSH. This application is ...
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Yum won't install specific version of dependency, even though it's available

Why is there confusion during a yum install when my package requires an exact version of another package, which is available, but there is also a newer package available? Error: Package: my-nginx-...
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CentOS: Installing i686 package on aarch64

Can I isntall i686 packages (glibc.i686, libstdc++.i686, ncurses-libs.i686) on aarch64? I want to install Steam cmd, but this packages are required to work. When I try to install this packages nothing ...
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RHEL / CentOS restrict SSH access for certain Windows AD groups

I am trying to restrict SSH users belonging to a Windows AD group through access.conf present in /etc/security. I am facing issue where my AD group name is having spaces, round brackets Eg : Test ...
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centos 7.9 /vol permissions issue

/vol drwxrwxrwx. 7 domain admins SIZE MM DD TIME db2shared /vol/db2shared drwxrwxr-x. 2 oracle dba SIZE MM DD TIME STUFF /etc/exports /vol/db2shared xxx.xxx.xxx.xxx (rw,sync,no_root_squash,...
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Centos 7 to plug-in VPN for proxying outgoing HTTP requests

We wanted to have any VPN somehow so that to run [scraping] scripts at VPS under VPN proxying. This implies we will be able turn VPN on/off in order to be able to run [web scraping] scripts behind VPN ...
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How to tell which NVIDIA cards support ECC

I'd like to write a code block that checks if a given NVIDIA GPU Card supports ECC or not. I was going to import the list (as csv/text) and iterate over it but I can't seem to find any authoritative ...
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Centos use hard disks on home folder

We have a centos server with around 8 hard drive (hdd) each is around 2TB, right now I only use one of the hard drives which is 2TB,now I want all the other hard drives to be used on the /home folder ...
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Centos 8 running as a LXD container fails to install packages: yum ailed to connect to mirrorlist.centos.org port 80: Connection timed out

Under Ubuntu, I created a Centos 8 LXD container: lxc launch images:centos/8 centoscontainer Then, I log into the container with lxc exec centoscontainer /bin/bash. I'm root, and I can access network ...
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syslog-ng - filter forces restart / fail

we moved our syslog-ng server to a new host today, which also resulted in a new syslog-ng Version (syslog-ng-3.5.6-3 Centos 7). We have a filter for some hosts, that re-directs the log messages to a ...
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CentOS 7 Yum not seeing available package updates

This weekend it occurred to me that I likely have several out-of-date packages on my server, so I set about updating them. Two packages require an update: Redis and Git. When I check versions on the ...
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1 answer
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Restore RAID1 configuration with 2 different HardDrives in CentOS-7

We have a server (HP ProLiant ML10 Gen 9) that came with Two Identical Hard disks. It was assumed that the server supports hardware RAID 1 (Mirror), and the CentOS-7 was installed in it. But later we ...
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Ports required for Apache Spark standalone cluster (1 node) on CentOS 8

I want to install Apache Spark (v 3.1.2) standalone cluster on CentOS 8. What ports should I allow in my firewall?
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Launch GUI application on remote host (Linux CentOS 8) via SSH

I'm having some questions trying to run an GUI app remotely from SSH. My Linux skills are limited and I'm having some issues trying to achieve it through the following scenario: I have a host with ...
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All CWP accounts and domains stuck on Account Suspended

Woke up and saw all domains saying "Account Suspended" while I am the admin and domains are all in default account and toggles are all On. Did try toggling the "Suspend Account" ...
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1 vote
1 answer
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watching netflix on Centos8

I installed Centos 8.5.2111 on an Asus. I tried to watch netflix on Firefox 91 but there are codecs and agreements. I set up Widevine and Cisco H264 addons but it doesn't work. Googling indicates that ...
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how to solve no wifi adapter available in centos8

Im using centos8 in dual boot with windows11 but i've got a problem in the wifi connection i've tried to connect but no device found. i found this article but it's used with ubuntu there's commands ...
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Trying to install AWX, error | ansible-playbook -i ~/awx/installer/inventory ~/awx/installer/install.yml

Attempting to run the ansible-playbook -i ~/awx/installer/inventory ~/awx/installer/install.yml command to test the playbook and to get started with AWX and receive an error on the Local_Docker : Run ...
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1 vote
1 answer
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Keep laptop on after screen removal

I have a Lenovo ThinkPad x201 that has a broken screen, and I want to use it as a home server for my stuff. I made a minimal installation of CentOS 7 in it, and I then tried to power it on. Because ...
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Cannot install CentOS nor Ubuntu on HP ProLiant DL360p Gen8

I've attempted to install CentOS Steam 8 and Ubuntu 20.04 as of right now, and each time I try to install them, it gives me the same error and doesn't work. The error that it gives me is: /dev/loop2 ...
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