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Questions tagged [rhel8]

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

145 questions
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Not able to upgrade OpenSSL version from 1.1.1g to 1.1.1l in RHEL 8.4

I have Linux machine RHEL 8.4 with OpenSSL 1.1.1g. After running the vulnerability and penetration testing, It was found that this version of OpenSSL is not secured and recommended to upgrade OpenSSL 1.1.1g --> 1.1.1l When I'm giving the…
Shruti Prajapati
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Rsync very slow and slows system performance after update to RHEL 8

I updated my file server VM (VMware) from CentOS 7 to RHEL 8. I doubled the CPU's and memory on the new system, but for some reason rsync's seem to bog the system down considerably. To the point where users have trouble connecting over ssh. Total…
Astro.Bacon
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How to officially install latest Docker into offline RHEL 8 x86_64 machine?

I have an offline RHEL 8 x86_64 machine that I would like to install the latest version of Docker onto, ideally without needing a RHEL package mirror. This machine will never be connected to the Internet. The official Docker docs provide a link to…
phoenix
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CentOS 8 compiling kernel 5.13.7 BTF Error

I'm compiling Kernel 5.13.7 for Centos 8.4.2105 I've got the below error MODPOST vmlinux.symvers MODINFO modules.builtin.modinfo GEN modules.builtin BTF: .tmp_vmlinux.btf: pahole (pahole) is not available Failed to generate BTF for…
Am3Y
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Allow Wordpress upgrades with SELinux in EL8 with nginx/php-fpm

I'm trying to allow the use of Wordpress upgrades (not plugin updates) directly on the web interface. I already have SELinux working for everything except this feature. When trying to nail down what should be allowed I'm unable to exactly find what…
Vinícius Ferrão
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Fail2ban with Firewalld on RHEL 8 - Fail2ban seemingly blocks IPs, but they are not really blocked

I'm running fail2ban on RHEL 8 using firewalld. According to the fail2ban log (with DEBUG level) it blocks IP addresses without any error, but in fact there are no such rules in firewalld and nftables. In the jail.local config file I have set…
user766753
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Expecting a password in the middle of script in RHEL

I want to copy files from another server it's expecting a password to copy... Where as sshpass is working in Ubuntu, but in RHEL is there a way to pass the password in the script.
Praveen
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Issue with RHEL8/CentOS8 remote virt-viewer and firewalld

In our lab we have a RHEL8 server with developer subscription. On the machine we have a few VMs and some of them are on a private libvirt network, thus we can only access them via virt-viewer. We use various Fedora 32/33 to connect to the lab…
ptselios
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is it possible to set default home-directory based on the users gidnumber?

I'm aware that I can change the general settings by running: ipa config-mod --homedirectory=/some/path what I would like to achieve is for IPA to change it to a different path based on the GID/GIDnumber of the user created, e.g: ipa user-add user10…
flippson
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Unable to open PHP script files, even though I own them and have permissions

I'm using RHEL 8, and I have run into a crazy problem. My user account is unable to open PHP files. If I have a file, owned by my user, and readable by my user, and I add
Nick2253
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How to restrict users switching from su command

How can I restrict users switching by su command? Suppose there are 3 users (root,user1 and user2) only root and user1 can switch by using su command. root or user1 should not be able to switch to user2 by using su command. root@instance# su - user1…
Prabath Lasantha
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Want to allow application to mount a drive using rhel 8

I can mount my drive using sudo mount.cifs ...... I can unmount doing sudo umount /mnt/mountpoint It was prompting me for a password, so I changed the sudoers file to NOPASSWD:ALL and now it does not prompt me. I have an application and I want to be…
user999684
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How best to connect a Windows 10 laptop to a RHEL 8 virtual machine?

I use a Windows 10 PC to log into and work on a Red Hat Enterprise Linux 8 system every day. I have been using xpra to talk to it. Xpra dies every few minutes for a few seconds. Very irritating. I'm told that RHEL8 doesn't support xrdp. Yes, I…
user2171796
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Unable to ssh (port 22) to Ubuntu 20.04 from RHEL8

I have a server running Ubuntu 20.04 LTS. The firewall (ufw) is disabled and it is accepting incoming ssh connections on port 22. I have a server running RHEL7 set up ages ago and it works fine with outgoing ssh towards the Ubuntu server. I am now…
Free Radical
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Oracle Linux 8 getting DHCP but DNS not updating

My Oracle Linux 7 boxes automatically get a DHCP address and then BIND9 DNS is updated successfully. I recently installed an Oracle Linux 8 box, and while it is successfully assigned a DHCP ip address, BIND9 DNS is not being updated causing…
gstanden
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