Questions tagged [rhel8]

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

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When executing command ethtool -S ethX instead of expected statistics following message is displayed: "no stats available"

It ethtool command only fails on ethtool -S ethX. If I run the command ethtool -i ethX it shows the expected data. This is on RHEL8. It's a known issue apparently, since Redhat itself has a solution, ...
Shōgun8's user avatar
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-1 votes
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Unable to SSH in to RHEL 8 server after set selinux as enforcing

I set selinux as enforcing in a RHEL 8 server and rebooted the server. After that, I can't SSH into the server. Could you please suggest a solution to this?
Leo's user avatar
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3 votes
2 answers
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Dell PowerVault TL1000 Tape Library RHEL 8 Connectivity

I have a Dell PowerVault TL1000 Tape Library which I've connected to our Dell PowerEdge R740xd Rack Server through a Dell HBA355e Adapter. The server is running RHEL 8 under ESXi 7.0.3 I did the lspci ...
DataPriest's user avatar
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83 views

Postfix - limit outgoing messages sent by one specific user

I want to limit outgoing messages to 5 per hour for a single user. It should then queue any additional messages during that hour to be attempted for delivery later. All other users should not be ...
Pancakes's user avatar
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0 answers
15 views

Different LDAP Filters for Separate Services in SSSD

I'd like to use LDAP in SSSD for two separate services on the same server. Specifically, I'd like to use one LDAP group for SSH access and a separate LDAP group for access to a web portal. It only ...
Jonathan's user avatar
0 votes
1 answer
78 views

linux mta do not forward mails to root@localhost to smart_host

We are having an issue with some servers which are forwarding mails to the smart host (exchange) for root@localhost. obviously exchange does not know localhost and therefore forwards mails to the ...
danidar's user avatar
  • 53
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1 answer
25 views

Pin point performance issue in the past

I experienced a decrease of performance on my server and I was wondering if there is a possibility to lookback in time on a rhel8 machine. Where I can pinpoint which process claimed a lot of resources ...
NeG's user avatar
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12 votes
2 answers
2k views

Limit the RAM available to RHEL8

We have some tests we need to run in a server with 32Gb RAM. All the servers we have access to have 64GB and we can't physically change this. Is there some way of telling RHEL to use only some fixed ...
The Archetypal Paul's user avatar
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1 answer
41 views

HPE ProLiant DL380 Gen10 server RHEL8

I have two physical servers host RHEL8 lets name them (server1, server2). Server1 has 4 physical disks configured on RAID1. The size of disk1 and disk2 together equal 800GB, and disk3 and disk4 equal ...
Abeer Zahrani's user avatar
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0 answers
217 views

package containerd.io >= 1.6.4 needed by docker-ce but package containerd.io already with version 1.6.9-3.1

we want to install docker packages on our RHEL 8.4 server (this is off line installation since machine not connected to network) so we download the following rpm's from the site - https://download....
King David's user avatar
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initiatorname.iscsi is overwritten

I use RHEL 8.8 on my machines. I run the following command: echo InitiatorName=$(/sbin/iscsi-iname) > /etc/iscsi/initiatorname.iscsi It sets correctly the name. But after some time file is set to ...
user148468's user avatar
0 votes
1 answer
206 views

Installing find command in a docker container running RHEL 8

I am running a docker container of image: confluentinc/confluent-local:7.4.1 It is based on Redhat 8.8 How do I install find command in the container? I tried running: $ yum update and got this ...
user674669's user avatar
0 votes
1 answer
458 views

Fresh install of Rocky 8, networking is not working correctly

I am "upgrading" a server from CentOS 7 to Rocky 8. This server is a 1U Supermicro SYS-1029U-TRT, works as part of an HPC, and has two Ethernet and one Infiniband networking interfaces. One ...
Chris Woelkers's user avatar
2 votes
1 answer
171 views

RHEL8: How to use UDEV to set SR-IOV VF Interface name

The SR-IOV VF is persisted over boot with nmcli connection modify <PF> sriov.total-vfs 3 nmcli connection modify <PF> connection.autoconnect true Then it would create VF interface names ...
user892960's user avatar
0 votes
1 answer
166 views

Trying to install Kubernetes in RHEL 8.5 (CRI-O) - getting error

Trying to install Kubernetes in RHEL 8.5 (CRI-O) - getting error Error: Failed to download metadata for repo 'devel_kubic_libcontainers_stable: Downloading error(s): repodata/...
Madhuri Muralidhar's user avatar
0 votes
1 answer
166 views

ldap_group_search_base is not working as intented

I've used the below-given sssd.conf file to authorize the users to a server. The issue is some users who are not listed under the DN: cn=authorized,ou=rona,ou=servers,ou=groups,dc=yolo,dc=com still ...
user11482797's user avatar
0 votes
1 answer
149 views

yum unable to find a specific package in private repo

I have a really weird problem. I've setup my private yum repo, it is serving the rpm just fine, EXCEPT one rpm. Let's say I've build and copied over all of my rpms to my custom repo directory, ...
codenamezero's user avatar
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 ...
francisaugusto's user avatar
3 votes
0 answers
9k views

What is the meaning of this line from ssh output: 'Authenticator provider $SSH_SK_PROVIDER did not resolve; disabling'?

Everything works, ssh connects using private-public ssh key pair. Just few things in ssh -v Ora2 output isn't clear for me. This is complete ssh -v Ora2 output: PS C:\Users\roeslermichal> ssh -v ...
michal roesler's user avatar
1 vote
2 answers
1k views

how to delete a xfs file system from logical volume (lvm2), to achieve the goal being this logical volume without any file system?

I have LVM RedHat 8 intall and there's one Volume Group there. Fri May 19 [michal@Ora2 ~]$ sudo vgdisplay --- Volume group --- VG Name ol System ID Format lvm2 ...
michal roesler's user avatar
0 votes
0 answers
117 views

dfs/cifs problems with kernel 4.18 (rhel8)

We have a rhel8 environment with several windows fileservers in dfs using cifs (auto)mounts. The mount is working when accessed, but when the cifs filesytems/mounts are in heavy use the cifs ...
Nico's user avatar
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0 votes
2 answers
164 views

Can mount on /mnt but not on other mount point, why?

this is an RHEL8 VM. I'm trying to mount a logical volume on /var (because I need more space). For now I have created a directory /xvar to mount on, but it doesn't work and doesn't show an error. ...
musbur's user avatar
  • 193
0 votes
1 answer
712 views

How to configure NetworkManager to not set default search domain in RHEL8 based distros?

Assume having a host with single, IPv4 only connection, named ens192, which has statically configured network settings (IP, DNS, gateway), named vm1.example.invalid. NetworkManager will add the ...
Andrew's user avatar
  • 238
0 votes
2 answers
217 views

rb_sys_fail_path_in(rb_file_s_rename, (filepath1, filepath2)- errno == 0 error when running a newly installed version of chef

I have 1 box that seems to not want to run chef, while I have 5 other identical boxes that are working just fine using the same rhel and chef versions. On the non-working box, Chef runs correctly when ...
Alexander Brehm's user avatar
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0 answers
14 views

File ownership changes when Cluster moves

I created a 2 node cluster.. # pcs resource config Group: nodeapp Resource: clusterip (class=ocf provider=heartbeat type=IPaddr) Attributes: cidr_netmask=24 ip=10.6.151.103 nic=ens224:0 Operations: ...
Cedric's user avatar
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7 votes
3 answers
3k views

Is there a good way to allow non-root users to mount arbitrary external USB drives on Linux?

We have a situation where a site office has a couple of Rocky Linux 8 servers and regularly receives large amounts of data from clients. Data arrives on a variety of external USB hard drives and the ...
bolind's user avatar
  • 201
1 vote
0 answers
40 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 ...
francisaugusto's user avatar
0 votes
1 answer
285 views

SELinux policys keeping Tomcat from starting

On a newly built Oracle Linux 8 server i added a drive and file system, then put put Apache Tomcat on that file system via the tarball. Now when starting Tomcat via a services file, I get an error ...
Eric W's user avatar
  • 29
0 votes
1 answer
2k views

How to upgrade to php 8.1 on RHEL 8.7?

How to upgrade to php8.1 in RHEL 8.7, I went through various guides and ended up installing php:remi-8.1 which is desirable however, php-gd is not willing to be installed cause of missing libraries. ...
Alimba's user avatar
  • 101
1 vote
0 answers
63 views

Swap disk devices in RHEL 8

I need to swap a couple of disk devices around on a RHEL 8 server because it's unfortunately going to be problematic to rebuild it and I need the devices in a specific order. I think the following ...
DirkG's user avatar
  • 11
0 votes
0 answers
332 views

Cannot start the php-fpm service in Alma 9

I've compiled php 8.2.3 on Alma Linux 9 but fails php-fpm fails to start. I was previously using Centos 7 with a slightly older php version and didn't have any issues. The php-fpm conf file is also ...
Asa Carter's user avatar
0 votes
0 answers
34 views

Can RHEL8 / Rocky8 allow sshd + imap connections by hostname pattern (like tcp_wrappers)?

We have used tcp_wrappers for many years that has allowed an extra level of protection by only allowing sshd connections matching a hostname pattern. Simplified example: # hosts.deny This file ...
Stickley's user avatar
  • 111
1 vote
1 answer
803 views

AlmaLinux 9/RHEL and nftables : Keep getting "type filter hook input priority filter" at chain

Good day to all! First of all, i have to say i'm a Linux novice and new to StackExchange so i hope i'm asking my question the right way. I would like to use nftables as firewall on a new AlmaLinux ...
HenkH's user avatar
  • 13
0 votes
1 answer
122 views

Creating a ramdisk with lvmvdo persistent across reboot?

I am trying to create a persistent ramdisk with lvmvdo with the below unit file but it does not seem to work.I have not added the --type vdo option to the lvcreate command yet ( this is for RHEL9 ) [...
munish's user avatar
  • 151
1 vote
1 answer
62 views

cURL to OWA not working from newly-installed RHEL server but working from Ubuntu server

I have two Linux servers acting as a reverse proxy between my Exchange server and the internet. The newest server is RHEL 8.7. When I attempt to cURL to OWA from the RHEL server I am getting the ...
user1913559's user avatar
0 votes
1 answer
172 views

Realmd / SSSD Sudo performance issues

I have bunch of RHEL8.6 machines and i need user authentication via Active Directory. I got machines added to AD-domain with Realmd, made user groups, restricted access to user groups and enabled Sudo ...
unix_ike's user avatar
0 votes
0 answers
454 views

ubi8 docker image missing packages

I am experimenting the ubi8 as a migration from centos 7 to ubi8 for rhel linux distribution. Not sure if I miss something, but the ubi-8-appstream-rpms and ubi-8-baseos-rpms seem missing a lot of ...
xc2333's user avatar
  • 21
0 votes
1 answer
3k views

Make IP route and routing rules permanent using nmcli on RHEL 8 / Rocky 8

I have a network interface for which I would like to configure routes. # ip address show br_10G_V888 6: br_10G_V888: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group ...
Nicolas De Jay's user avatar
0 votes
1 answer
166 views

Carbon Black on AlmaLinux?

All: We've been trying to prepare for the EOL/EOS for CentOS by moving to AlmaLinux 8.7. For many of our machines, we're using Carbon Black (CB) 2.14.0 for security. But VMWare/CB support is telling ...
Thomas J. Girsch's user avatar
1 vote
1 answer
827 views

RHEL 8 - yum commands started throwing a 470 error

I am using RHEL 8 on a Jenkins agent and have been trying to install the required dependencies using yum. After some trial and error, I started receiving the following error on yum update -y Error: ...
saq7's user avatar
  • 111
0 votes
0 answers
161 views

Oracle Linux 8 - IPv6 Address disappear after kubespray installation (with NetworkManager)

I have a strange problem after installing a kubernetes cluster with kubespray (2.19.1) on oracle linux 8 (latest packages and vagrant image). I use this vagrant file (got a bit ugly from time to time ...
j0k4b0's user avatar
  • 115
0 votes
0 answers
241 views

redis-server unable to to start on RHEL 8 due to custom configuration

I have redis installed on a Red Hat Enterprise Linux 8 server. Locally, redis-server starts normally if using default config/ not config file provided. Redis can be used locally to create and query ...
Retrosec6's user avatar
0 votes
1 answer
193 views

firewalld stopping for no reason

I have a Red Hat 8 server. On it, I have used firewall-cmd --permanent --zone=public --add-service=https to enable public traffic to the server. When I systemctl start firewalld, this works as ...
Migwell's user avatar
  • 101
0 votes
1 answer
33 views

Unable to configure the Verify Privilege Vault Software Development Kit for DevOps

I am running a RHEL 8 server, trying to utilise the SDK for Privilege Vault. I am following the instructions to install the SDK Secret Server Scripting Tool for DevOps (click here) on the Linux server ...
user1913559's user avatar
0 votes
1 answer
508 views

Oracle Linux 8 TFTP Server Failure

I'm configuring a TFTP server on Oracle Linux 8 and running into some weird issues. Configuration files: /etc/systemd/system/tftp-server.service :::::::::::::: [Unit] Description=Tftp Server Requires=...
dthumb's user avatar
  • 1
0 votes
1 answer
320 views

firewalld: interface autonomously changing zones

I have an RHEL8 system serving as a Docker Swarm worker node. It has firewalld enabled, and has a docker zone to which the docker0 and docker_gwbridge interfaces are assigned. $ cat /etc/firewalld/...
Aron's user avatar
  • 205
1 vote
1 answer
1k views

Using racadm to change from Dedicated to LOM1?

Is it possible to use racadm to change iDRAC config from the default dedicated port to one of the server's main NIC/LOM ports? There is relatively little in the documentation beyond configuring the ...
a coder's user avatar
  • 789
2 votes
0 answers
187 views

Module RPMs makes kickstart installation of RHEL based distributions unusable

The title of the post has it all. The first steps to migrate from CentOS 7 to Rocky Linux 8 fail (in my eyes) because of module RPMs. If something is installed the traditional way via dnf, dnf notices ...
Volker Raschek's user avatar
0 votes
0 answers
24 views

Openldap Bind user issue

I am facing an issue regarding openldap 2.6 running on rhel 8. PasswordMustChange Attribute is affecting the bind user. Whenever I change the PasswordMustChange to TRUE then bind dn user password ...
arif muhammed's user avatar
4 votes
3 answers
3k views

Why the RHEL8 system do not generate SSH host keys automatically when missing?

On the RHEL 8 and previous it is usual, that the SSH host keys in /etc/ssh are generated automatically by sshd service when missing. Usually there should be: /etc/ssh/ssh_host_ecdsa_key /etc/ssh/...
Jaroslav Kucera's user avatar