Questions tagged [oracle-linux]

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How to determine disk is busy or not in oracle Linux?

I am confused, what is the command I can use to determine disk busy in Oracle Linux?. In Solaris iostat command will show %b. What is the command in Oracle Linux to show %b like in Solaris? Please ...
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1answer
52 views

When is EOL for Oracle Linux 8.5

I found the EOL information on Oracle site a bit confusing - https://www.oracle.com/us/support/library/elsp-lifetime-069338.pdf The above link shows EOL for premier support. They offer basic support ...
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1answer
108 views

django.db.utils.DatabaseError: ORA-12154: TNS:could not resolve the connect identifier specified in OCI

django.db.utils.DatabaseError: ORA-12154: TNS:could not resolve the connect identifier specified within OCI repeatedly receiving errors connecting database ADW(autonomous database warehouse 19c) to ...
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15 views

Apache, Multiple IPs and Selinux does not work in enforcing mode

I am trying to set up an Apache proxy to load balance and offload SSL. To this end I have multiple IPs on the same interface. Unfortunately it seems selinux prevents httpd from binding to the ...
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45 views

Need firewalld equivalent command for this iptable command for forwarding traffic to another IP and port

Since we are using firewalld on our Oracle Linux 8.4 machines, I need a command equivalent to this IPTable command, iptables -t nat -A OUTPUT -d 192.168.xx.xxx -p tcp -m tcp --dport 53 -j REDIRECT --...
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56 views

pre-install checks failed while installing oracle e-business suite

I'm trying to install EBS on my Linux server. during the pre-install check process I got the following errors. any idea how to fix them? Details: https://i.stack.imgur.com/L0Wdy.png https://i.stack....
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1answer
41 views

magento 2 installation on OCI oracle autonomous linux composer

I reviewed all the pages herewith the cloud installation guide but OCI installation is not mentioned properly. rpm -q al-config al-config-1.1-1.el7.noarch and uname -a Linux oci-magento 5.4....
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2answers
242 views

Can't assign IPv6 address to CentOS7 VM on Oracle Cloud

I just can't get to assigning a public IPv6 address to my oracle instance running CentOS 7. I have assigned IPv6 range to the subnet, and another VM running Ubuntu successfully gets the assigned IPv6. ...
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1answer
753 views

How to install snapd on Oracle Linux 7.9

I am trying to install snapd on Oracle Linux Server 7.9 On many sites I have seen that it has been advised to install spand as follows sudo yum install epel-release sudo yum -y install snapd But I ...
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1answer
849 views

How to open all ports in Oracle Linux 7?

I'm trying to set up a Outline VPN server on my Oracle Cloud Instance. However I keep getting the error You won’t be able to access it externally, despite your server being correctly set up, because ...
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1answer
1k views

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, ...
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36 views

Why is my Oracle Linux 7.8 server spamming "eth0: bad gso: type: 1" errors?

I have an Oracle Linux 7.8 server with terrible network performance. When I run dmesg, I see that it is spamming "eth0: bad gso: type: 1" errors. I tried disabling gso/tso on the interface,...
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1answer
257 views

Failing to download metadata with DNF upgrade playbook

i'm trying to learn something about ansible and the automation, unfortunately I'm getting frustrated at the early step. I just tried from debian 10 machine with ansible to write a yaml to upgrade 2 ...
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1answer
446 views

Update Oracle Linux 7 to 8

Running Oracle Linux v7.9 at the moment, is there a way to upgrade to Oracle Linux v8.3 (or any v8.x) as an in place upgrade WITHOUT installing from a fresh VM?
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1answer
693 views

Oracle Linux 8.3 can't find libyaml-devel

I'm evaluating Oracle Linux as a CentOS alternatives. During my tests I have to compile a package depending on libyaml-devel but the lib isn't present in the repo. I had the impression Oracle Linux ...
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395 views

OEL8 kickstart install on ESXi - hangs at "Reached target Basic System" - why?

I am trying to install OEL8 on ESXi 7 with a kickstart file. I have the ks.cfg hosted on an http server on the local subnet. The ks.cfg settings are taken from a manually installed OEL VM's anaconda-...
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94 views

What is the Oracle Cloud shell password for default user

I searched for some similar question like What is the default password in Google Developers Console? But most of answer is not suitable for Oracle Cloud Shell since sudo command is not installed here. ...
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1answer
2k views

How to install PHP 8 in Oracle Linux with Apache?

How to install/configure PHP 8 with Apache in Oracle Linux? I couldn't find PHP 8 related repos in Oracle Linux. What i tried so far is: Installed PHP 8 manually by downloading tar. installed httpd ...
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0answers
29 views

Same VIP different MAC

I am observing this behavior on a dual-homed server that is sending traffic in active/active mode on its 2 links connected to the same uplink switch. The server is running IPMP so it generates traffic ...
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1answer
342 views

Unable to start nginx service in docker container (Oracle linux 7)

I installed nginx(rh-nginx116-nginx) on Oracle Linux 7 docker image. After launching container, while starting of nginx service, getting following error:- [root@7b5b3ae7d392 /]# systemctl status rh-...
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0answers
2k views

Is it possible to upgrade Oracle Linux 7 to 8 in place?

I noticed in the Oracle Linux 7 documentation, there's a procedure for upgrading the operating system in place for OL6 -> OL7, but I can't seem to find the same instructions for OL7 -> OL8. Is it ...
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2answers
2k views

Guest OS loses network connectivity after Host OS connects to VPN

System Configuration: Virtual Box version: VirtualBox-6.1.6-137129-Win Host OS: Windows 10 Guest OS: Oracle Linux 8.1 (Virtual Box Guest Additions not installed in it yet) VPN Software running on ...
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2k views

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 ...
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1answer
135 views

Oracle database schema export

I'm trying to run a schema export through expdep on an oracle database: expdp somedatabase/something directory=EXP_DIR schemas=someschema dumpfile=dumpfile.dmp logfile=logfile.log The above command (...
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17 views

Add ssh user and protocol works [duplicate]

I want to grant a tech person ssh root access to my Oracle Linux Server 7.7 in the Oracle Cloud Infrastructure to configure something. How can I protocol/log for a ssh user everything he does? I am ...
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1answer
882 views

Where's my `stub-resolve.conf`?

I'd like to start using systemd-resolved on Oracle Linux 7.6. I'd like to use it in the mode where /etc/resolv.conf is just a symlink to /run/systemd/resolve/stub-resolv.conf having just nameserver ...
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1answer
246 views

How do I know that a file backup from a Linux server was successful?

Here is the scenario, I have been tasked with backing up production Oracle server running on Linux. According to the process left by the person from whom I took over, I connect to the server using ...
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1answer
1k views

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 ...
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1answer
217 views

Mounting Azure File Share on Oracle Linux 7.7

I'm trying to mount Azure File Share in Oracle Linux 7.7 and it doesn't work in the latest kernel 4.1.12-124.31.1.1.el7uek.x86_64 (released Sep 2019). I know that I must use encryption when ...
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3answers
13k views

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 ...
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1answer
1k views

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 ...
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420 views

Oracle Linux update from 7.4 to 7.6 causes gui login loop

I have a VM based on VMWare Workstation 14 After upgrading fresh installed Oracle Linux from 7.4 to 7.6 and reboot, it boots into Oracle Linux Server 7.6 with Unbreakable Enterprise Kernel 4.1.12-124....
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44 views

Double bracket missing in Oracle Linux

So I was trying to write a script in an Oracle Linux server and nothing worked. To begin with, there is no double bracket as far as I can tell. Also, the error messages I get are weird. For instance, ...
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1answer
450 views

Can 2 servers share the same ocfs2 FS via NFS?

The problem is the following: I have 2 servers that have a FS mounted as ocfs2: root [server01]% mount | grep ocfs2 ocfs2_dlmfs on /dlm type ocfs2_dlmfs (rw) /dev/sddlmam1 on /share type ocfs2 (rw,...
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1answer
1k views

ssh remote command ls hangs when using '*'

i'm having a problem with remote command in ssh. The following commands run just fine: ssh remote_server ls /path/to/folder/ (list all files of the folder - OK) ssh remote_server ls /path/to/...
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1answer
48 views

Can't empty log files

The servers at my work have a script made by me that every midnight copies log files to a folder, copies this folder to Amazon S3 and zeroes the original files. However, I saw that the original files ...
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1answer
240 views

Oracle 12c 32-bit client and direct GOT relocation R_386_GOT32 against `lxecerr’

When trying to install Oracle 12c 32-bit Client (12.1 or 12.2) on Oracle Linux 7.3 or 7.5, it throws error during linking static libraries: INFO: Start output from spawned process: INFO: -------------...
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1answer
4k views

i8042 no controller not found Oracle linux

my server installed Oracle-Linux 7.4 . it worked till yesterday but today when i restart this server, it has an issue : my error code is : i-8042 no controller not found i need some helps
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371 views

Redhat vs Oracle Linux benchmarks

I have two servers, both have Intel 8160 processor, 768 GB memory, same hardware specs, same software/package versions. The only difference being that one is running RedHat Enterprise Linux 7 and the ...
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0answers
104 views

NFS file owenship inconsistent

I am struggling with an issue setting up a new NFS client. We are using NFSv4. The old NFS client is Red Hat 5 and I am replacing it with an Oracle Linux 7.3 box. All of the NFS exporting has been ...
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1answer
89 views

Why would my Oracle read from disk?

Our Oracle server (version 12c) is running on a RedHat-6.7 server with 128GB of RAM. The current size of the only database on it is only about 60GB. Yet, we see plenty of disk reads -- on the device ...
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0answers
443 views

Installing Oracle Linux R6U7 SPARC on Sun SPARC Enterprise T5220

I've booted up the server with burned DVD and installation is stuck in the last row of the displayed log: {0} ok boot cdrom Boot device: /pci@0/pci@0/pci@1/pci@0/pci@1/pci@0/usb@0,2/hub@4/device@4/...
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1answer
212 views

/var/lib/rpm/__db.xxx files delete update alerts

A security audit team has set up File intergrity management solution on some of the linux servers handled by the company I work with. They are questioning us about some alerts they've got regarding /...
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1answer
1k views

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 ...
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2answers
1k views

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 ...
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0answers
38 views

Enterprise Linux: /scratch is mounted on a LV but the LV doesn't shown when running lvs

Took over a few Oracle Linux VMs from another team and found this weird situation. The /scratch is mounted on a logical volume according to them, but seems that the system is having some error and the ...
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4answers
4k views

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 ...
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119 views

Weird memory usage in Oracle Linux [duplicate]

I have a oracle linux 7 running Pentaho (an java application). This machine has 23 GB of ram and improve pentaho performance I'm trying to configure java to alocate 10 GB of RAM to pentaho ( -...
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0answers
661 views

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....
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2answers
434 views

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?