Questions tagged [rhel9]
Red Hat Enterprise Linux distribution released by Red Hat in 2022 and supported through 2032
21
questions
2
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2
answers
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Error in libcrypto connecting RHEL 9 server to Centos 6 via SFTP/SSH
I am trying to connect from a new RHEL9 server to an older Centos 6 server to SFTP files from the older server to the new one for an upgrade, but when connecting from 9 to 6 I get the following error:
...
- 29
2
votes
1
answer
65
views
RHEL 9 use ldap (AD) for authentication only
I want to manage users locally on an RHEL 9 system. I want to create, delete, associate with groups all locally. However I want their password to be validated against LDAP. If they don't exists in ...
- 21
1
vote
1
answer
127
views
DHCP failover with PXE
I'm trying to set up DHCP failover with PXE booting allowed from one of the DHCP servers. As required by the DHCP specification, I've setup separate pools for "regular" DHCP and for PXE ...
1
vote
2
answers
162
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Linux: Run a specific command as another user?
I want to be able to allow users to run a specific command as another user, is this possible?
I have a script that reads a remote file through ssh to get a status, something like:
#!/usr/bin/sh
state=...
- 11
1
vote
0
answers
66
views
Is podman's container exec_died message an error?
I see the following two messages in my syslog at regular intervals. The "exec_died" message sounds like a bad thing, yet everything seems to be working. Is this an indication of a problem -...
- 1,841
1
vote
1
answer
293
views
Troubleshooting Apache with GSS Proxy Authentication and LDAP Authorization
I'm setting up an internal web server on a domain-joined RHEL server with Kerberos authentication via GSS proxy and tiered authorization with LDAP, where Active Directory is the source of truth. ...
- 21
1
vote
0
answers
44
views
NFSv4: machine gets unresponsive when share is accessed without ticket
We are implementing NFSv4_kerberos for mounting of home directories on a RHEL 9 machine.
The think is that if a user has a cronjob that writes to the mounted homedir after the ticket expiration, the ...
- 200
0
votes
1
answer
690
views
How can I increase entropy in a Rhel 9.1 virtual machine running on Azure with the Rhel image hardened by the Centre for Internet Security?
I am having trouble running Solr 9.2 on the above virtual machine (Rhel9.1 on Azure, image from CIS).
The problem is low entropy as seen in the logs below:
Started Apache Solr 9.
Java 17 detected. ...
0
votes
0
answers
16
views
ansible-galaxy install not working on RedHat 9
I am currently trying to install the community.general collection for ansible, which is fairly straight forward as I did it on countless systems including RedHat 8. But to my surprise, I tried install ...
- 11
0
votes
0
answers
47
views
TLS cipher suites ordering
I have nginx configured to use ssl_ciphers PROFILE=SYSTEM;.
And I have Alma Linux configured to use the DEFAULT crypto policy:
~$ update-crypto-policies --show
DEFAULT
From the RHEL 9 documentation:
...
- 161
0
votes
0
answers
28
views
What is correct modprobe.d logic?
I have two different systems, rhel7 and rhel9. I've been curiously looking at CIS benchmarks for both of these. However, when it comes to disable kernel modules I get confused.
When I look at CIS for ...
- 125
0
votes
0
answers
231
views
Podman using all disk space
I am running AlmaLinux 9 (RHEL 9 clone), and am new to podman. I have been running my first and only container for a month, and today my disk is full:
df -h
Filesystem Size Used Avail Use% ...
- 1,841
0
votes
0
answers
133
views
RHEL9.2 complains about missing /lib/modules/5.14.0-284.25.1.el9_2.x86_64 when rebuilding initramfs
The kernel on one of our RHEL9.2 servers was recently upgraded to 6.2.8 in preparation for a software upgrade but due to complications, we've had to revert back to 5.14.0-284.25.1.el9_2.x86_64.
I've ...
0
votes
1
answer
562
views
OpenSSL 3.0 generating p12 certificate issue with FIPS
I am running the OpenSSL command to generate bundle.p12 with -legacy option. RHEL 9 FIPS Enabled setup.
openssl pkcs12 -export -legacy -in cacert.pem -inkey cakey.pem -out bundle.p12
Error creating ...
0
votes
0
answers
130
views
Assigning a fixed IP to a VM on Alma Linux
I have a Alma Linux 9 host with two IP addresses.
I want assign one IP to the host (This is already done) and the second one to a Ubuntu VM.
What's the best way to do this? I've set up the VM through ...
0
votes
0
answers
84
views
What is the difference between "Ignore" and "Disabled" of network setup during RHEL 9 installation?
I am setting up RHEL 9 server and want to disable IPv6 because my network does not support IPv6 routing.
When setting up connection, I have 2 options "Ignore" or "Disabled" and ...
- 1
0
votes
1
answer
50
views
Apache authentication via sql in fedora/rhel/almalinux/rocky linux
on fedora I installed apache and mysql, I created the user with certain privileges and I populated the database, but I can't connect apache with sql. Can anyone help me on how to do it?
I've tried ...
- 1
0
votes
1
answer
262
views
Check if software is installed based rpm package name - Rhel 7 and Rhel 9
I have one Rhel7 and one Rhel9 server running in my local lab.
When I'm listing all the installed packages uring rpm -qa | grep -i package I get following result:
Package-12.2.5.-1.x86_64
The name of ...
- 125
0
votes
2
answers
52
views
NFSv4 and race condition with idmapd, pam_mount and auto mount
We mount NFSv4+krb5 shares with automount, and it works fine.
We are now trying to mount home directories with nfs4 and automount.
We get the directories mounted, but still get some directories/files ...
- 200
0
votes
1
answer
398
views
Docker stuck in "rootless" mode on Rocky 9 (RHEL9)
I tried setting up podman in rootless mode on Rocky Linux 9, but after running into a number of issues I uninstalled everything and just went back to Docker. I'm using a number of hosts all ...
- 63
0
votes
1
answer
590
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Nsswitch - sudoers sss vs ldap what am I missing
I'm trying to configure nsswitch to use sudoers: files sss which is default for rhel9 system, however this does not work for me, but the following sudoers: files ldap does indeed work.
What am I ...
- 125