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Questions tagged [rhel8]

Enterprise Linux distribution released by Red Hat in 2019 and supported through 2029

110 questions
22
votes
2 answers

Newly created XFS filesystem shows 78 GB used

We have a 12 TB RAID 6 array which is supposed to be set up as a single partition with an XFS file system. On creating the new file system, it says it has 78 GB in use, but there are no files on the drive. [root@i00a ~]# df -h Filesystem Size …
yakatz
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8
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6 answers

Yum on Centos 8 - Failed to download metadata for repo 'AppStream'

I'm on a fresh Centos 8 install and have tried to use yum for the first time (on this machine). I get the following for any attempt to install or update anything: yum update CentOS-8 - AppStream 0.0 B/s | 0 B 00:00…
Imag1ne
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4
votes
1 answer

"system clock synchronized: no", flip it to yes

# timedatectl outputs Local time: Tue 2020-10-06 13:35:31 PDT Universal time: Tue 2020-10-06 20:35:31 UTC RTC time: Tue 2020-10-06 20:35:30 Time zone: America/Los_Angeles (PDT, -0700) System…
Katerl3s
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4
votes
0 answers

Users created in Kickstart unable to authenticate

Thanks to the answers to this question, I've been happily generating Kickstart files for Scientific Linux 6 and 7 for the past 5 years. However, we're now starting to build out some test systems with CentOS 8 and running into some issues. Despite…
miken32
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3
votes
4 answers

yum repo sync "Error: Failed to synchronize cache for repo 'rhui-client-config-server-8'"

While doing yum provides or yum update on AWS Instance of RHEL 8.0 (Ootpa) a "rhui-client-config-server-8" repository giving Failed to Synchronize error. Steps followed yum clean cache (no success) yum clean all (no success)
ras
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3
votes
2 answers

Kafka stores log4j logs in directory literally called ${kafka.logs.dir}

I installed a preview version of Kafka 3.0 with log4j2 support (http://home.apache.org/~dongjin/post/apache-kafka-log4j2-support/) on a RHEL 8 server. Kafka and Zookeeper are running successfully as systemd user services. I set the environment…
Cabbage Parachute
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3
votes
2 answers

Using variable lists in ansible returns undefined variable

Here is my variable list file vars/blah.yml: --- stuff: - stuff1: bill stuff2: sue I just trying to get the values of the variable stuff. Here's my playbook: hosts: all become: yes vars_files: - vars/blah.yml tasks: - name: test …
user1712037
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2
votes
0 answers

Apache 2.4 not calling Perl FastCGI Authenticator script

My company is currently trying implement a new Perl FastCGI based login script to work with Apache 2.4's mod_fcgid module. Our old one relied on mod_perl to do the bridge between Apache's basic authentication and Perl, but mod_perl is no longer…
Jorge_Freitas
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2
votes
2 answers

Install Certbot in Red Hat Enterprise Linux 8 manually

I'm just using Red Hat Enterprise Linux 8 and the EPEL release ver 8 not released yet. So I choose manual installation and following this step: https://certbot.eff.org/lets-encrypt/pip-nginx And I always getting this Error sudo…
haidarvm
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2
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0 answers

How to prevent changes of GRUB_ENABLE_BLSCFG in /etc/default/grub

With Rocky Linux 8.4 (clone of RHEL 8.4) in /etc/default/grub I have GRUB_ENABLE_BLSCFG=false A “dnf update” that included grub2-tools changed it back to GRUB_ENABLE_BLSCFG=true Is there some way to prevent this from happening in future grub2-tools…
cen2rocky
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2
votes
1 answer

RHEL8: Does NFS I/O count as part of "%iowait" calculations?

Customer telling us that they see high %iowait in top and iostat output on a busy RHEL8 NFS client. iostat man page clearly says that iowait is related to % of time kernel is waiting on "disk" I/O Question - does NFS I/O count as "disk" I/O in…
arainchi
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2
votes
1 answer

Create selinux context for systemd script?

I'm trying to create a systemd service that executes a custom script I wrote. It is just a backup script that I am using with a systemd timer. When I try to execute something simple in the systemd file like "/usr/bin/free" or something like that,…
user615862
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2
votes
1 answer

Squid Proxy unable to start with custom config file in RHEL8, but works in Amazon Linux

Basically I am just following this guide from AWS, but this guide uses Amazon Linux, but I need to use RHEL 8. I tested in Amazon linux, and it works fine. In RHEL8 also, Squid is able to start with the default config file that comes with the…
screenslaver
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2
votes
1 answer

Unable to install RHEL 8 on older hardware

My office is looking to upgrade the OS on some of our small servers from RHEL 6 to RHEL 8. We're a pretty small operation and we have a few RHEL servers running on some older bare metal hardware that we use for our file server and a handful of other…
ngrusz1
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1
vote
1 answer

How to install Mysql 5.6 on RHEL8 from Mysql repos?

I'm new to dnf, so this is probably obvious to someone. I did check versionlock and checked for any exclude lines in any of the /etc/yum.repos.d files. But, when I have any other repos enabled, I cannot find mysql server to install. I can try to…
Max Allan
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