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Questions tagged [oracle-linux]

81 questions
6
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3 answers

How to install Oracle Linux using public oracle repositories?

I've downloaded OL7.5 Boot ISO image and want to install the last version of Oracle Linux. Which address could I use to do it? NOTE: On the picture fields are inactive because of Network should be configured before.
Gryu
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6
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1 answer

Ansible Playbook: Ensure a process is running on any one node of a cluster?

Ansible makes it easy enough to ensure that a process is running on every host. I could do something like: --- - hosts: app_cluster tasks: - name: Look for the "foo" process shell: ps -ef | grep foo | grep -v grep register:…
Roy
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5
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2 answers

NFS Performance issues on Oracle Linux 6.7: Shared libraries on NFS slow down system

I am currently hunting down some performance issues on some VMWare virtual machines with the same amount of memory and cpus, running Oracle Linux 6.6 (Kernel 2.6) and 6.7 (Kernel 3.8). The machines mount the same share over NFS4 which contains some…
Nodebody
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5
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4 answers

Can I run an Oracle server without swap?

Official Oracle docs say that for a machine with more than 16GiB of RAM we need to allocate 16GiB of swap. Our servers are RHEL 7 and have 256GiB of RAM. DBAs do not want to see the system swap, so they want us to monitor the 16GiB of swap very…
chutz
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3
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1 answer

Disable UEK repositories on Oracle Linux 6.9

I have lots of machines running the Red Hat compatible kernel and this has not been as issue before. However, the latest default behaviour appear to be that the repository configuration file is updated with UEK4 enabled on "yum update" The next…
Roy
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3
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0 answers

Kernel Crash - kernel: BUG: unable to handle kernel paging request at 00000000ff8179b9

One of my Oracle Linux 6.5 Server running Oracle ASM/GRID experienced a kernel crash, it didn't respond i have performed a hard reboot. Server is Oracle Linux 6.5, kernel 2.6.39-400.214.3.el6uek.x86_64, 32GB RAM, 35GB swap, also there is no warning…
J. B. Hat
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3
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2 answers

How to install xargs in container running openjdk:17-oracle

I'm trying to install xargs in a container running openjdk:17-oracle, but I'm unable to figure our what package manager is present in this image. FROM openjdk:17-oracle RUN apt-get install findutils Throws error: => ERROR [stage-1 4/4] RUN apt-get…
Kurru
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2
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2 answers

Add redhat yum repo to oracle linux

I'm running oracle linux 7.2. The Oracle yum repo is comparatively small, containing only core enterprise packages. How can I add the redhat yum repo so I can install other userspace utilities?
retrodev
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2
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2 answers

X Server config on Vmware

Im trying to get KDE running on an Oracle Linux box which runs on vmWare (VMware vCloud Director / ESX) After installing X and KDE i got the following error: # startx [...] VMware: No 3D enabled (0, Success). Then i tried to configure: # Xorg…
embedded
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2
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2 answers

Oracle Linux 7: web server not reachable

Here's my setup. I have a vm running with Oracle Linux 7 installed. I started apache with service httpd start and it started without issue. I've created an index.html file in both /var/www/html and /var/www. I'm able to reach the VM from my host…
ewok
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2
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1 answer

Timedatectl "Failed to parse bus message: Connection timed out" with systemd ExecPreStart while SELinux is enforcing

Using Oracle Linux 8.6 we're having an issue with timedatectl but only when it's run by systemd(239-58.0.1.el8_6.3) during ExecStartPre in a .service definition file and SELinux is set to Enforcing. Important!: The command timedatectl show works…
mitchellJ
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2
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1 answer

What is the lifecycle of Oracle Linux for minor releases?

We are discovering Oracle Linux and considering the move from other RHEL clones. One question that's remains unanswered is: what's the lifecycle of minor releases on Oracle Linux? Do we get updates, on the free tier, when a new point release is…
Vinícius Ferrão
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2
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0 answers

PAM: password authentication failed for remote user

I am executing a command from server1 which would do a remote ssh to server2 and execute certain commands as olcne user. I am seeing some exception in /var/log/secure file wrt to pam. Can someone please help me what could be the possible…
user1115980
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1 answer

Oracle Linux 6.8 to 7.x upgrade

I'm trying to upgrade my Oracle Linux OS from 6.8 t0 7.x version by following the steps provided here https://docs.oracle.com/en/operating-systems/oracle-linux/7/relnotes7.5/ol7-upgrade-ol6.html However, I'm getting stuck with the below step where I…
loganathan
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1
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1 answer

Destination unreachable (Host administratively prohibited) when allowed through FirewallD and SELinux

I am trying to connect to my VM which is running Oracle Database XE 18c on Oracle Linux 7.6 and using bridged networking through Oracle SQL developer, however I have found no luck. I have permanently allowed the Oracle Listener port (1521) through…
Brandon
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