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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Files being created with the wrong owner

I'm using AWS sagemaker and today I went to commit some files and got this error: Bad owner or permissions on /home/sagemaker-user/.ssh/config fatal: Could not read from remote repository. Please ...
Gonzalo Hernandez's user avatar
5 votes
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8k views

Failed to adjust OOM score of renderer with pid X: Permission denied

I'm not sure what exactly causing, but I'm getting following error: Apr 11 12:30:00 X alacarte-made-2.desktop: [1712:1735:0411/123000:ERROR:zygote_host_impl_linux.cc(162)] Failed to adjust OOM score ...
alexus's user avatar
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Memory Usage of `yum update`

I was updating a slightly out of date server with yum update and ran into memory issues. It appears that yum requires enough free RAM to download each package. Updating single packages was not a ...
Rainman Noodles's user avatar
5 votes
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268 views

No browsing issue on PPTP VPN Server on CentOS 6 64bit

I am trying to setup a VPN server in CentOS 6 64-bit. I used the first 4 steps of following document to setup the server in How-to-setup-your-own-vpn-with-pptp. And I successfully managed to setup ...
vpnsec's user avatar
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mdadm RAID monitoring no DegradedArray email

So, I have a couple of MDADM RAID arrays and I want to set up monitoring with email notifications for drive failures through sSMTP but I can't seem to get it working. The system in question is a ...
Glader's user avatar
  • 171
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1 answer
1k views

BSOD, MBR corrupt, tried to fix using Testdisk on Linux dual boot, now nothing works

The short story is I received a BSOD from a Windows program. I then couldn't boot Windows. My system is set up with GRUB to dual boot into CentOS, so I booted into CentOS and attempted to fix the MBR ...
Michael's user avatar
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4 votes
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1k views

How to find out which client has file lock on NFS

We have a Centos 7 cluster backed by NFS4. There are some files on it that running flock with LOCK_EX blocks (and with LOCK_NB returns resource temporarily unavailable). Only a handful of files, ...
Peter Scott's user avatar
4 votes
0 answers
3k views

Installing Unity desktop into Centos 7

I am very much familiar with Ubuntu's Unity desktop and my company uses Centos 7 for development which is not controlled by me. Are there any manuals or wikipages that instructs about installing ...
nehem's user avatar
  • 369
4 votes
1 answer
3k views

How to set up Postfix to save the message body in the log file?

I need all the body of incoming and outgoing messages are written to the log file. How to setup Postfix to do that?
Ivan Denisovich's user avatar
4 votes
0 answers
303 views

What are the steps to enable Apple monitor on Centos 7

I have Centos7 installed on a Dell XPS L502X which has a thunderbolt compatible? (Mini DisplayPort) port. I've plugged in my Apple Mac monitor but predictably enough Centos detects it as an unknown ...
Martijn Verburg's user avatar
4 votes
0 answers
262 views

Need noacpi in CentOS 6.4, not in RHEL 6.4

I've been trying to fix a rather odd problem that I've seen on our new Dell R5500 (Xeon based workstations). We want to run CentOS 6.4 64 bit on them. We did a base install which worked fine, however ...
Caligari's user avatar
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1k views

CentOS Freezes on Startup

I'm very new to Linux, so please go easy! I created a Linux install on VMWare Workstation 8 in order to install a piece of software called OpenClinica. The program is Java based and depends on ...
littledynamo's user avatar
4 votes
2 answers
2k views

How do I install the latest gcc 4.7.0 on centos 6.2?

[root@localhost dyliu]# yum list gcc Loaded plugins: fastestmirror, refresh-packagekit, security Loading mirror speeds from cached hostfile * base: centos.mirrors.tds.net * extras: centos.mirrors....
q0987's user avatar
  • 956
3 votes
1 answer
1k views

Setting NVreg_RestrictProfilingToAdminUsers=0 on Centos 7

I've run both nsight profiler and nsight compute and i get the same issue: nvprof log: /home/centos/nvvp_workspace/.metadata/.plugins/com.nvidia.viper/launch/0/nvprof_21332.log ==21332== Warning: ...
Krupip's user avatar
  • 131
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662 views

Issues Updating aws ec2 Instance

Whenever I try to update my EC2 instance, I get the following error: Loaded plugins: priorities, update-motd, upgrade-helper amzn-main ...
user991654's user avatar
3 votes
1 answer
270 views

Problem with shared folder SAS University Edition on a Mac using Parallels Desktop

I've managed to install the SAS University Edition (SASUE) as a VM on Parallels Desktop 14. The appliance works, but the shared folder is not showing up. I managed to install the Parallel Tools onto ...
bencodesall's user avatar
3 votes
1 answer
3k views

Allow users to download files via SFTP, delete files, but not add or modify

I have an SFTP server on CentOS 7.4 (through the standard sshd), and I want to adjust the server so that users can download files in their directory, delete files in their directory, but cannot upload ...
Der Kommissar's user avatar
3 votes
1 answer
2k views

uninstalling vim-minimal also uninstalls sudo in Centos 7.4

Setting up a new CentOS 7.4 machine. I installed vim using sudo yum install vim, and then I uninstalled vim-minimal with sudo yum remove vim-minimal. Now sudo has been uninstalled: $ sudo -bash: /...
ewok's user avatar
  • 4,191
3 votes
1 answer
2k views

vagrant up hanging on “Sending SSH keep-alive…”

This issue happened when there are 2 NIC on centos7, 1st is default NAT enp0s3, 2nd is hostonly private network interface enp0s8. vagrant did "service network restart" via ssh before enable enp0s8, ...
robertluwang's user avatar
3 votes
1 answer
1k views

ZFS administration impossible when `zpool` commands hang

I am finding zfs to be poor at dealing with hardware faults, to the point it completely hangs and no utility can be used until the system is rebooted. Is zfs considered production level? I am working ...
J Collins's user avatar
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1k views

Centos 7 Gnome 3.2 Freezes - how to diagnose?

I am running gnome 3.20 on a Centos 7 machine, to run an application based on Chrominium Engine. I am experiencing complete freezes every few hours (sometimes after 5-7 hours, sometimes after 24+ ...
Shay Elkayam's user avatar
3 votes
2 answers
798 views

How can I wget from a website that doesn't provide direct links?

I'm trying to download a large file from this website onto a remote server running CentOS. Usually, I simply right click the link, copy the address, then wget [address], but this website has weird ...
Novice's user avatar
  • 131
3 votes
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733 views

Taking a 'snapshot' of centos 7

So I am trying to basically move all my settings/files on my Centos 7 server elsewhere. But I am unsure as to how should go about this. I researched on what I should do, and I came across a digital ...
Thanks's user avatar
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3 votes
0 answers
3k views

OCI8 extension not loading in PHP 5.4, CentOS 7

I have a CentOS environment running as a VM guest. It runs and Oracle 12.1 Database, along with PHP 5.4.16, on Apache 2.0. I've gone through the installation steps to ensure that the correct OCI ...
cartbeforehorse's user avatar
3 votes
1 answer
2k views

Can't install python requests library on Centos 5.11

I'm running Centos 5.11. I'm trying to install the python requests package. But pip keeps giving me syntax errors. pip help returns [root@32437-201824 bin]# pip help Traceback (most recent call ...
VectorVortec's user avatar
3 votes
1 answer
5k views

Kiosk mode and auto login and single application mode in CentOS

We have a machine running CentOS 7, GDM, KDE 11 (installed from CentOS DVD) We have been struggling a few days with this issue, tried to search for a solution but unfortunately most of the material'...
Shay Elkayam's user avatar
3 votes
0 answers
302 views

Set up Dynamic dns server

I am trying to set up a server at home. The network the server is on will be assigned a dynamic IP address from the ISP. I have looked into services such as DYNdns for a dynamic dns service. However I ...
Lightning77's user avatar
3 votes
1 answer
2k views

CentOS 7 Can ping but cannot browse

I have install CentOS 7, I unable to update unless I add the mirror list into my /etc/hosts. I can ping to what ever domain but cannot browse unless I put the address in my hosts file. The ping ...
fadabi Nawi's user avatar
3 votes
0 answers
837 views

request_module: runaway loop modprobe binfmt-0000

I'm running CentOS 7. Everything was working fine, until I had one pending update, which I accepted and rebooted. Now the system fails to boot and instead reports: request_module: runaway loop ...
user446110's user avatar
3 votes
0 answers
770 views

How do I recompile Python in VirtualEnv?

I built virtualenv and it adds Python 2.7 by default in it. After reading this solution to a bug I have, it says I have to recompile Python with the option --enable-shared. So should I rm -rf Python ...
User's user avatar
  • 841
3 votes
1 answer
2k views

Is there a Vim 7.3 or 7.4 package available somewhere for CentOS 6.5

I'm running CentOS 6.5 and the only Vim packages available from yum are for Vim 7.2, even though Vim 7.4 is now out. A lot of the Vim plugins I typically use are only compatible with Vim 7.3 and ...
bigtunacan's user avatar
3 votes
2 answers
1k views

Which package contains the `most` command

I feel extremely dumb for asking this, but: On CentOS, which package should I install to have the most command (a really nice pager)? A google search turns up way too many irrelevant results. A ...
parasietje's user avatar
3 votes
2 answers
4k views

Creating a USB stick for installing centos 6.x using DVD1 and DVD2 iso files

First, we create 2 partitions on the USB stick that is let's say 16GB. first partition is let's say only 1GB and the second partition is the rest of what is available. after we "w" write the changes,...
user250563's user avatar
3 votes
2 answers
18k views

Version `GLIBCXX_3.4.15' not found in CentOS (in file /usr/lib/libstdc++.so.6)

I try to use a program and I get the following error. /usr/lib64/libstdc++.so.6: version `GLIBCXX_3.4.15' not found Under /usr/lib64 the libstdc++ I see is libstdc++.so.6.0.13 (and a soft link). ...
George Kastrinis's user avatar
3 votes
1 answer
1k views

Wicd set up on centos

I am having difficulties with wicd on start up on CentOS 6. When it starts up it complains that it cannot connect to the DBus and that the daemon has shut down. When I check the log file there is ...
csteifel's user avatar
  • 365
3 votes
0 answers
1k views

Is my CentOS library multiarch? And what does that mean?

On CentOS release 6.4, I am trying to run a binary. However, it gives the following complaint: (...) requires "/lib/libuuid.so.1" to function. From a quick search, I can see that the only similar ...
pzkpfw's user avatar
  • 1,033
3 votes
1 answer
1k views

Sudo <any command> throws: Command not found but works without sudo

I'm on a CentOS VPS and using RVM and Capistrano to deploy. for some deployments I need to use sudo, but when I deploy with something like: desc "Restart the application services" task :restart, :...
CodeOverload's user avatar
3 votes
0 answers
922 views

How do I install sass on centos 5.9 with ruby 1.8.7?

I have CentOS 5.9 on an x86_64. I've installed ruby 1.8.7. Whenever I try to install sass I get an Error saying sass requires Ruby version >= 1.8.7. but that's what I have installed. This is the ...
user2113887's user avatar
3 votes
1 answer
205 views

Updating a modified Prestashop

I don't know if this is the proper forum for this; didn't really seem like a Stack Overflow question, so if I'm in the wrong here, do point me to the correct SE site. Anyway, I have a Prestashop 1.4....
Emphram Stavanger's user avatar
3 votes
0 answers
5k views

setup vpnc to use vpnclient certificate for authentication

I am trying to access my company VPN using my Centos 5.5 laptop. I have the vpn client certificate issued by my company's IT dept. I am able to access the webmail using the same certificate which I ...
yasouser's user avatar
  • 313
3 votes
2 answers
2k views

CentOS connect to the internet

I installed CentOS, but it didn't automatically connect to the internet. Is that the normal behavior? I have Ethernet Broadband Router DI-604 and WebStar DPX2203 series Cablemodem with EMTA . What ...
Delirium tremens's user avatar
3 votes
1 answer
20k views

How to force `yum reinstall` to overwrite changed files in a `/var` sub-directory?

I have a software package[1] that is already being used by multiple users. Its RPM is created with Cmake. For historical reasons, the software package installs some files in a subdirectory of /...
boardrider's user avatar
  • 1,143
2 votes
0 answers
118 views

Easiest way to set up a "proper" VPN on a CentOS server, allowing an Ubuntu or Windows client to connect to it

I am using Ubuntu at home. I have a server in the US with CentOS. With my system administrator days long gone (about 25 years ago), the question is: what's the easiest, least painful way to make a ...
Merc's user avatar
  • 250
2 votes
1 answer
112 views

How can I enable streaming (flush/ob_flush) in CentOS 8 stream with PHP-FPM?

I have a new install of CentOS 8 Stream with Apache and PHP-FPM setup using all defaults (this defaults to PHP 7.2.24 FPM/FastCGI). My application uses Server Sent events using JavaScripts EventSource ...
Bart Friederichs's user avatar
2 votes
1 answer
2k views

Fresh new Centos on Oracle VM Virtualbox: Kernel panic - not syncing: Fatal exception

New Windows11 setup with Oracle VM Virtualbox 6.1, trying to install first VM using CentOS Stream9 iso. During iso boot system crashes: Kernel panic - not syncing: Fatal exception. I thought there was ...
Putnik's user avatar
  • 924
2 votes
0 answers
6k views

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 /...
csx4's user avatar
  • 187
2 votes
0 answers
123 views

Packstack Issues with External Networking and Floating IP Addresses

I've been working on getting a packstack configuration set up for a little while now, but have been left scratching my head here and could use any and all pointers for this one. The issue: Outbound ...
Tyler's user avatar
  • 21
2 votes
1 answer
359 views

Create new SSH user and give him permission to an existing directory

Im trying to create new user called svecias and give him permission to connect via SFTP only to existing directory and deeper (/usr/share/nginx/itsupply). Currently directory is owned by nginx in ...
Mantas's user avatar
  • 21
2 votes
0 answers
740 views

bashtop and bpytop do not display properly in putty

I have installed bashtop or bpytop (on a minimal CentOS install) but I just get a jumbled mess of colour blocks on the screen. I've made sure to do sudo yum upgrade and rebooted, but still garbled ...
YorSubs's user avatar
  • 843
2 votes
0 answers
468 views

CENTOS 7.2 + installing docker on OS with XFS file system

We have 12 machines with CentOS 7 servers ( VM servers ) where the root file system is XFS (created with ftype=0, default CentOS setting at the time the system was installed). And we want to install ...
King David's user avatar

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