Questions tagged [rhel]

Red Hat Enterprise Linux (RHEL) is a commercially supported Linux distribution.

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RHEL8 - Missing yum.log from /var/log/

I am not seeing the log file for yum in the log directory. This is a new VM install. Any assistance in getting thie file created and logs recorded is greatly appricated.
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1answer
31 views

Redhat Enterprise Linux 4 / CentOS 4 Anaconda Process Crash During Install in Virtual Machine

On a Windows 10 host with Intel(R) Core(TM) i7-9750H CPU @ 2.60GHz I'm trying to setup a virtual machine installation of Redhat Enterprise Linux 4 to test scenarios for migration project to a modern ...
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1answer
28 views

Which RPM Spec Macro provides OS Minor in Release, eg el8_4?

How do I get the OS Minor in the Release field of the RPMs? I understand that the spec file entry %{?dist} expands to the OS Major Name: mypkg Version: 2.3 Release: 1.2%{?dist} ...
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Touch screen not working in redhat linux8.4

I have my lenevo T490 system from Linux 7 to 8.4 version. My touchscreen is working fine in starting but it suddenly stopped working and not able see Xinput ELAN Touchscreen. Need help to enable touch ...
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Selinux: type=anom_abend for php-fpm, Error 502 while accessing the application

Hi I am using nginx server which is hosting a web application in RHEL OS with selinux in enforcing mode. On accessing the application I am getting the 502 bad gateway error and on checking the audit ...
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1answer
25 views

Downloading Red hat dependencies recursively on ubuntu

I have a red hat system that's offline and an ubuntu system that's online. I want to install some software on the red hat system but the dependencies are too many. I've read answers that tell ...
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1answer
39 views

Occasional I/O Errors when attempting to transfer some files but others work fine

I'm running on Red Hat Enterprise Linux and when I attempt to transfer files through the file browser from one machine to a new directory on a server, I run into an issue where some files are able to ...
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7 views

Emacs 27.1 freshly compiled on RHEL8 starts up, but gives "failed to open swrast" error

I just have compiled GNU Emacs on RHEL8 (version message "GNU Emacs 27.1 (build 1, x86_64-pc-linux-gnu, GTK+ Version 3.22.30) of 2021-09-07". When I start it up (as X11 app without any ....
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4answers
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Restrict users from storing in home directory in Linux

We have a RHEL server where multiple users have access to it through application. Application RStudio running on these servers default the workspace to the users /home folder. Though there is separate ...
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1answer
19 views

RHEL 8 , sssd - Could not start TLS encryption EE certificate key too weak

In my RedHat 8.4 server, after joining AD when I start the sssd process its giving below error message. sssd[be[XXX.XXX.XXX]][23324]: Could not start TLS encryption. error:1416F086:SSL routines:...
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1answer
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Fedora: Citrix ICAClient SSL Error 61

Citrix workspace app fails to launch after downloading the .ica file. The error says: SSL Error Contact your help desk with the following information: You have not chosen to trust "DigiCert High ...
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1answer
34 views

How can I increase the size of /tmp directory without affecting RAM or anything else? (Redhat 8.2)

I'm new at Linux and I will get use of your help guys on this.. I want to increase the size of /tmp directory without affecting RAM or anything else on Red Hat 8.2 .. any suggestions to do that? ...
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Seeking thoughts on a weird error in printk.h

I am compiling a vendor provided proprietary test code for their device driver on rhel8.4, kernel version 4.18.0-305.10.2.el8_4.x86_64. Both the driver and the corresponding test code had been ...
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1answer
24 views

iptables not allowing and tcpdump is not reporting traffic from IP

I constructed a very simple set of iptables rules that block all traffic except from a single IP address: *filter :INPUT ACCEPT [0:0] :FORWARD ACCEPT [0:0] :OUTPUT ACCEPT [0:0] -A INPUT -s 192.185.195....
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Enable CPU passthrough with enabled nested virtualization for a KVM machine running on top of RHEL 8 using terminal

I have a RHEL 8.4 running multiple VMs using KVM: Win 10 Pro, Ubuntu Server 20.04 etc. For my Win 10 Pro I would like to use Hyper-V along with WSL2 as a test environment with Docker containers and a ...
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0answers
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bash: python3.7: command not found RHEL

So I have installed python 3.7.11 using this guide: https://tecadmin.net/install-python-3-7-on-centos/ Following the guide worked smoothly but when i do python --version or python3 --version i keep ...
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9 views

SSSD AD auth provider use tls port 636

we are trying to use TLS port for AD communication for RedHat Linux 8 using sssd. after joining server to domain. using below sssd config for user authentication. I expect sssd to connect using port ...
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19 views

Set Lock Screen Image for ALL Users

I am trying to set a Lock Screen Image for all users on Amazon Linux 2, which is based off of RHEL7. I have tried numerous different ways to do it but unfortunately none of them seem to work. Many ...
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25 views

unable to get drive geometry, using default 255/63

I tried to use mkfs.vfat, but the command didn't do through instead I get unable to get file geometry using default 255/63 and thoughts on the problem and how to fix it? thanks the exact error and ...
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0answers
37 views

How to synchronizing /etc/hosts files across multiple linux machines

I have 20 linux servers that use /etc/hosts files to see and talk with each other. I'm adding servers to this pool of servers. It is required to do host resolution via the /etc/hosts files. DNS or NIS ...
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1answer
68 views

Is it possible that the size of the filesystem reported by df grows over night?

I have noticed something strange to me on a RHEL 8.3 Linux system I am only a guest on. I do have sudo privileges and install occasionally software. I wanted to install some software into /opt (to ...
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0answers
69 views

Not able to ssh using newly created accounts

Help! Having issue logging into an RHEL 7.9 server using newly created users. User has been added to AllowUsers of sshd_config and sshd service too. Seems that user password not setting properly. Can ...
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1answer
29 views

systemd service failed ,

● eip.service - making eip connection up Loaded: loaded (/etc/systemd/system/eip.service; enabled; vendor preset: disabled) Active: failed (Result: exit-code) since Wed 2021-08-25 21:21:24 CDT; ...
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1answer
54 views

How to port 'No proxy' setting from Windows to Linux?

I am using corporate Windows 10, and I can access to the Jira system by setting 'No proxy' on the MS Edge. I tried to use the corporate Linux server to access Jira system automatically using Python ...
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2answers
97 views

How to edit /etc/printcap?

We recently changed domain and host name on a RHEL8 server from old.domain.name to more.better.name. I happened to notice a reference in /etc/printcap to old.domain.name. [user@box ~]# cat /etc/...
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1answer
28 views

RHEL 8 - OpenSSH - Use separate groups and ports to manage connections for SSH and sftp

All, I realize there are various posts out there that discuss how to configure different ports for ssh and sftp. What I cannot find much info is how to then manage these function with separate "...
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1answer
49 views

$HOSTNAME mismatch

There are two different version of hostname on my system. This is a problem when trying to use wget against $HOSTNAME, which differs from what is expected. [user@box ~]# wget https://$HOSTNAME/login....
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64 views

rsync working as a script, but not as a cron job

I have a basic script set up. rsync -havP /this/source/ login@ip:/destination/path Running this script manually works and syncs all the data properly. When I try to run say 00 18 * * * /script/...
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1answer
18 views

igb intel driver won't compile and igb.ko copied from another image kernel says format is incorrect?

Ok so I have a rhel 6 machine running a rt 3.2 kernel- basically it looks like it needs a driver update as it is a clone, the image sees the expansion card nic an intel i350 and uses those as two eth ...
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1answer
44 views

Salt size in /etc/shadow

After user password change the size of salt decreased in RHEL/Centos 6, eg: cat /etc/shadow ... root:$6$FkMNsNxT$FW77....................nbL0...... bin:*:15422:0:99999:7::: ... As you can see, ...
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1answer
51 views

unable to create directory '/run/user/7093511/dconf': Permission denied. dconf will not work properly

I'm getting following error message running an aplication: (process:53978): dconf-CRITICAL **: 12:30:48.383: unable to create directory '/run/user/7093511/dconf': Permission denied. dconf will not ...
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1answer
133 views

upgrade RHEL version 7.6 to RHEL 8.4 ( offline )

we are trying to upgrade our RHEL server 7.6 to RHEL 8.4 as leapp preupgrade --no-rhsm --enablerepo BaseOS --enablerepo AppStream but finally we get the following errors =============================...
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1answer
26 views

mkstemp failing with RHEL 8 OS non-root user

I have small script which creates a tmp files using mkstemp. My script was created using root user , but if I logged in as someother user other than root then my scripts runs but msktemp fails and ...
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1answer
35 views

Possible causes of PCI nic card and motherboards eth ports not available for use by os?

hi all so I have an old linux server that was resurrected for a particular reason and I flashed the server with the image of redhat 6 that was previously used for these servers. after doing so though ...
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24 views

How to make Dolphin the default file manager on RHEL 8?

I installed Dolphin successfully, its icon is in Application → System Tools and it works well. But, in Settings → Details → Default Applications there's everything else just not File Manager. Why this?...
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28 views

PHP 7.3 SCL with ZTS enabled for EasyApache4- Cloudlinux

My server currently has PHP7.3, 7.4 and 8 installed via easyapache4 in cpanel. Different accounts on the server use different versions of php. The server is running scientific linux 7.9 Unfortunately, ...
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0answers
50 views

Permanently add key to ssh-agent and delete key from disk exactly like in Windows

In Windows, you can run ssh-agent as a service, permanently add ssh keys (per user), and then delete those key files from disk so they are no longer there at all. You cannot retrieve the key from the ...
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2answers
29 views

Adding second IP to RHEL 8 virtual machine

I have an existing RHEL8 virtual machine used for running httpd and a single virtualhost. I need to add a second IP/virtual host and am running into an issue. My understanding is that NetworkManager ...
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0answers
18 views

Screen saver / lock screen disables all extensions

It happened to me a few times now that after returning from the screen saver / lock screen (which doesn't lock when logged in from remote via RDP/Xvnc) all extensions are deactivated without further ...
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28 views

Is it possible to "marry" two Gnome extensions?

I have the Dash to panel extension activated with Panel screen position: ◉ Bottom. If I activate the Window list extension too it looks like: Ist it possible to move the Window list extension into an ...
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1answer
66 views

Many package managers - .deb on RedHat/CentOs

(relatively new to Linux distros) What forbids me from installing a .deb package (using apt or dpkg) on Redhat/CentOS? Or a .rpm package in Debian/Ubuntu? I understand Debian/Ubuntu based systems use ...
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0answers
29 views

Key bindings disabled due to conflicts do not work depending on remote vs. local login

I'm using Eclipse 2021-03 on RHEL 8.4 with Gnome 3.32.2. There are the following key bindings by default (found in dconf-editor): switch-to-workspace-up: ['<Super>Page_Up', '<Control><...
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1answer
197 views

How to create a desktop icon for an application on RHEL 8?

I copied an existing and working .desktop file for an application that can be launched from Applications → Favorites into ~/Desktop but the file is displayed on and opened from the desktop as text ...
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1answer
34 views

Unable to install python 2.7 on RHEL

I am unable to install python 2.7 in my RHEL8. It already bothers me that I cannot find the python package outside of the Centos7 repository, but when I try to install there is a ton of broken ...
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0answers
12 views

Which Performance Co-Pilot metrics correspond to commonly displayed metrics?

I'm trying to use Performance Co-Pilot (pcp.io) to monitor performance on RHEL 7/8 hosts. A quick run of pminfo shows that I have other 2000 metrics available to me. I'd like to view the metrics that ...
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2answers
58 views

logrotate + how to control the secure logs under /var/log

secure logs under /var/log in our server are more then 1G as the following du -sh * | grep sec 0 secure 4.2G secure-20210726 1.8G secure-20210801 1.2G secure-20210804 so we decided to ...
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0answers
13 views

How to locate motif-devel include directory on RHEL

I have installed motif-devel package on RHEL using sudo yum install motif-devel I can see, motif-devel-2.3.4-14.el7_5.x86_64 is installed & is latest version. I need to use the motif-devel path, ...
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0answers
20 views

Error: Could not find or load main class oracle.net.ca.NetCA

I seem to get this error whenever I configure and oracle service
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1answer
26 views

How to get udev?

I am using Redhat 8.4 distribution. How can I get udev on my system using yum? Which repository does contain udev? TIA
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28 views

Make Current Install a Bootable ISO

How can I convert/transfer/make an existing install of Linux into a bootable ISO? I currently have an RHEL7 install that I need to make bootable on a DVD. Thanks.

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