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Questions tagged [centos8]

CentOS 8 was a community developed and supported distribution of Linux based on Red Hat Enterprise Linux. It was released on September 24, 2019 and reached End Of Life on December 31, 2021.

CentOS 8 was a community developed and supported distribution of Linux based on Red Hat Enterprise Linux. It was released on September 24, 2019 and reached End Of Life on December 31, 2021.

280 questions
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revive an old QLogic IBA7322 Infiniband card on CentOS8.2

I have a few HP Blades Gen7 equipped with QLogic Infiniband cards IBA7322 which I would like to use with CentOS 8. The problem I have is that I cannot find the right drivers for them. All the information I find is either old, or the links don't work…
lucian
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Recommended approach for booting from Linux software RAID for redundancy

I am looking for the recommended approach to setting up software RAID (using mdadm) on Centos 8 to provide redundancy. In my setup I have 4 identical disks, but I assume the answer should also be relevant to 2 disk setups. The primary requirement…
maloo
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Debian-based servers can authenticate users on OpenLDAP when RH-based servers cannot

I'm putting centralized authentication in my LAN infrastructure. The LDAP server is up and running, and all Debian/Ubuntu servers manage to authenticate users against the LDAP. Now, all my CentOS8/Fedora32 machines just cannot. First, the…
J.F.Gratton
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Adding default gateway using nmcli - Centos 8

I am trying to add 2 default gateways on my Centos8 server with different interface names and metrics. I have a route file for each interface with the route "default via metric ". This is not working as I don't see the routes when I specify "ip…
ram
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Inverse Name Search by UID (CentOS 8) - Retrieves last created with same UID

I am working with CentOS 8 and I have a problem with UIDs and User Names. I have installed VestaCP to manage my websites. The user by the name of "user123" and UID 1007 is the owner of all the websites (user in VestaCP). Then I have created…
Alex
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Rsyslog tcp forward failed

I've this sub configuration : UDP configuration : Works template(name="template1" type="string" string="/var/log/rsyslog/%$YEAR%/%$MONTH%/%HOSTNAME%/%HOSTNAME%-%FROMHOST-IP%.log") ruleset(name="rule1"){ action(type="omfile"…
celine
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What is the prefered method to install Python with Ansible on CentOS 8

CentOS 8 does not always come with Python pre-installed, and so Ansible will fail running on the remote machine until it's been installed. However in a classic Chicken/Egg, you can't use the Ansible dnf module to install Python. I've been using: -…
oucil
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What format/encoding is the Dovecot Diffie-Helman params file?

I'm stuck on Dovecot 2.2.x because 2.3 package isn't available yet for CentOS 8.x, and I don't want to custom build in this use case. Further, I'm bootstrapping this machine in order to snapshot it and launch many from the image. One important step…
oucil
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Disable "Failed password" ssh logs

Bots are tirelessly trying to log into my server using ssh. That does not bother me, because my passwords are good, but I don't like the fact that ssh spam fills journald logs. I'd like to filter out this noise. Please note that I don't want to…
vbezhenar
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xCAT OS image for CentOS 8

I am setting up a cluster that is meant to run CentOS 8 on each node. I know that I have to define the xcat osimage that will be deployed to each node. The xcat osimage is created from the CentOS iso file. Yet, I do not know which image to choose:…
Alejandro Arcila
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Pacmaker can't start the DRBD Error "not configured"

I´m setting up a 3 node DRBD Cluster with Pacemaker and corosync on CentOS 8. I set up 3 IP resources, 1 apache webserver resource and now I want to set up my drbd resource. The Drbd is working if it is started alone with systemctl and is…
ses
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Clamav on Centos 8 installation

I have installed ClamAV on Centos 8, following the installation guide on their website. I have run freshclam and that works fine but if I try to do a scan I get the following error: clamdscan /home ERROR: Could not connect to clamd on LocalSocket…
Imag1ne
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Infected server (bitcoin mining malware)

I found some strange process on my centos 8 machine check above photo: when I type cat /etc/passwd I don't see user 990 anywhere also this kinsing process is strange because this is the same process that infected my machine in the first place using…
Jack Duldi
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How to Install CentOS8 on LVM on Software RAID

I'm trying to do something that should in my mind be simple - I've done this plenty of times on other distros, but can't make any headway. I'm trying to Install CentOS8 on an LVM partition on software raid using 2 x 2TB SSDs which are seen by the OS…
davidgo
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Setting up two sites on the same IP machine

I have CentOS 8 I installed LAMP, Varnish, etc. I setup hosts /etc/hosts ip site1.com www.site1.com ip site2.com www.site2.com I setup Apache like this: /etc/httpd.conf to include sites-enabled/ I have sites-enabled and sites-available with two…
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