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Unix & Linux

Questions tagged [oracle-linux]

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Oracle Linux is a Linux distribution derived from Red Hat Enterprise Linux

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I'm troubleshooting /boot usage differences between Oracle Linux 8 systems that use different UEK kernel streams. On some hosts, the initramfs images are gzip-compressed, while others produce ...
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We have a customer oracle 8 server that has been running for over 5 years. We received a call that there was an issue, we could not remotely access the server so we did a physical visit and found this ...
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sudo yum install mysql-community-devel Error: Package: libkadm5-1.15.1-50.el7.x86_64 (olbase) Requires: krb5-libs(x86-64) = 1.15.1-50.el7 Installed: krb5-libs-1.15.1-55.0.7....
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On my VM I have installed Oracle Linux 9.6 without any desktop environment, so everything I have there is accessible through CLI. I would like to run Oracle Database GUI installer on that server by ...
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I am trying to prepare the server running Oracle Linux 8.8 for Oracle database 19c installation. I installed oracle-database-preinstall-19c.rpm and noticed that ulimit -l value is showing unexpected ...
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We have an c++ application that allocates and uses hugepages memory (via Jemalloc hooks). Chunk (2MB) allocation happens via mmap with protection flags PROT_READ | PROT_WRITE and flags MAP_SHARED | ...
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I'm experiencing a significant performance degradation when using "rsync" to copy files over the network from within a container or cgroup with memory limits on Oracle Linux 9.2. The issue ...
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I am trying to install Java on a Linux server. Linux server details NAME="Oracle Linux Server" VERSION="7.9" System Architecture x86_64 What I have tried so far I have downloaded ...
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Once I've deleted all rescue kernel images from my system, I need to regenerate/recreate these images. The only information I've found was about Fedora (here), so it didn't help me.
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time touch /tmp/test.dat real 0m1.03s user 0m0.00s sys 0m1.02s A full second of sys-mode time to create a file in /tmp. That can become unbearable for ksh scripts that open dozens of files ...
Paul W's user avatar
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I have error in operating system Oracle Linux cannot startup and got this error Problem in HTREE directory inode please see the image error of the system when reboot : what is the error reason and ...
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I have a desktop computer (Intel i4770) running Oracle Linux 7.9 with kernel 4.1.12-61. I usually keep it off and only turn it on on the rare occasions when I need to test something. A month or so ...
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this morning, after last os update (Oracle linux 9.4-1.0.6.el9.x86_64), the system don't detect anymore the 2nd display. The monitor works fine and also the display port works, I tried with windows os ...
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In an Oracle Linux 9 VM I just created on Azure, I see that the basic setup has a LVM root filesystem, with the root VG separated in 22GB root LV 10GB crash LV I was wondering, what might be the ...
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I create an Oracle Linux 9.4 as a kvm Guest initially with 40G virtual hard disk After a while I needed to increase the disk size to 60G so I did it with qemu-img resize /media/kvm/storage1/oracle-9.4 ...
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Leapp upgrade of Oracle Linux 7.9 to 8.10 fails and drops in emergency mode. This happens when I select EL8 kernel in grub menu. System seems to be working normally with EL7 kernel. Systems are ...
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Im trying to increase the size of my pv/vg/lv after adding new storage enclosure and I created 2 new volumes and attached the to the host. While increasing PV and VG worked very well it seems that LV ...
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I have been trying to install the latest version of Oracle Linux 9.4, but I am unable use network functionality out-of-the-box or make any SSL connections, like updating packages or browsing the web. ...
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we have two physical machines running Oracle Linux and I was tasked to upgrade them from OL 7.9 to 8.10. I already did this on the 5 OL VMs we have and it worked fine. The upgrade on the first ...
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I am trying to Upgrade from Oracle Linux 7 to Oracle Linux 8. It does not work at all. I tried to solve dependecies issue by myself. Now I am stucked. I have this error code: Warning: Packages marked ...
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I'm attempting to upgrade a CentOS 7 system to Oracle Linux using the Leapp upgrade tool. My system uses Btrfs, and Leapp inhibits the upgrade because of this. However, the UEK kernel from Oracle ...
Jack's user avatar
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In RHEL7, I have the same local users on all machines within my cloud tenancy. That local user is configured in sudoers to be able to: run all commands, run sudo commands without password EDIT: ssh ...
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I have essentially zero knowledge about this. My problem is that I can't find information about how to add a script on startup of a Oracle Linux Virtual Machine- only on one running ubuntu. How would ...
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On a Oracle Linux 7.9 server, I have a directory that is mounted from another system. The fstab entry is: [email protected]:/opt/commonfiles /opt/commonfiles/ fuse.sshfs identityfile=/home/myuser/....
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I am following a tutorial to install Oracle 19c on Oracle Linux 9. If I run the installer (runInstaller) as a non-root user, I get a permissions denied error. But if I run it with sudo, I get Oracle's ...
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I run a linux container on oraclelinux 9 linux host (the host itself runs in a VM). From where does docker read the sysctl params? I try change the default value of a sysctl value which docker uses. ...
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I have ORACLE LINUX server and electricity cut off after start the server I got this error : Kernel panic - not syncing: VFS: Unable to mount root fs on unknown block(0,0) I saw some questions they ...
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The oracle virtual box was installed on my windows 10 with a 4gb ram. When installing the centos9 I choose 2gm processor space and 20gb storage space.
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I seem to have gotten my server into a wonky state. When doing a "dnf update" I get a bunch of failures like so: Error unpacking rpm package libgomp-8.5.0-20.0.2.el8.x86_64 Upgrading ...
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I need to set up a particular security arrangement on an Oracle 8 system. There will be some users which will be added to a unix group. These users should not be sudoers/in the wheel group, and ...
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I was doing a standard yum update on my Oracle Linux 9.3 system. Unfortunately it rebooted during the update. Now I can't update anything. I traced it to a problem in RPM. Any time I try to use RPM to ...
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I have been using oracle 9.2 for one year, no issue with network at all. Yesterday the system crashed badly and self restarted; at restart the wifi adapter had simply disappear, on settings menu the ...
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I was upgraded a oracle linux from version 6.10 to 7.6 after finish operation graphical interface don't tart automatically and must be start manually with startx. when get status of service show this: ...
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Running cpupower frequency-set -g powersave is a one-shot. I could think of a number of ways to make this happen on boot (rc.local, systemd one-shot, etc)... Question: Is there a "correct" ...
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On Oracle Linux, how to install newer packages? For example, yum install -y wireshark; wireshark --version gives Wireshark 2.6.2, but upstream is at Wireshark 4.0.6. I have Last metadata expiration ...
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it is necessary to update the openssh server to the latest version, since everything is closed, it has come to manually assemble it ./configure --prefix=/usr --with-pam --with-selinux --with-privsep-...
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I am trying to install jdk 1.8.0_311 using yum install. However, I am getting an error stating that there is "nothing to do" when attempting to install. I have used yum --showduplicates list ...
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DST start and end dates keep changing over the years for different timezones. For example, I found below link where DST start and end dates are provided for EST for different years. https://www....
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I am unable to install Xfce on Oracle Linux Server 9.1. I have a server built with the Server, Container Management, and Headless Management groups installed, and have connected to the EPEL repository....
Big Ed's user avatar
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I want to do performance test on Oracle Linux 8 KVM guest server (It will be used as Application server (WLS 14c) and/or Oracle DB server). What are the best tools I can provide this with? I saw an ...
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Hello Unix enthusiasts. I have two vpms called Ora1 and Ora2. I need to synchronize the contents of /DATA/ directory from Ora1, into the same /DATA/ directory located on the Ora2 vpm. Ora1 /DATA/ ...
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I have a linux machine Oracle Linux Server 8.7 with kernel 5.4.17-2136.317.5.3.el8uek.x86_64. Using the yum check-update command, I noticed that there are a number of perl-packages that I can't update....
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Some tools configuration supports drop directories to alter or append the configuration without changing the distributed configuration file, for example, /etc/sudoers.d and so on. I wanted to know, ...
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I am still very new to Linux, and I am tasked with writing a bash script that outputs various details inside a menu box. These details include: Directory owner/permissions, Number of files in ...
Luke's user avatar
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I'm trying to run Oracle Linux 9(aarch64) on M2 MacBook Air using UTM, so that I can develop my python application that is required to connect to Oracle Database 11g. Because the python app requires ...
ernix's user avatar
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I am trying to run a shell script that contains the command $locate /etc/*.conf to find all files in /etc/ that end in .conf, but whenever I run the script the command line says /etc/chrony.conf: ...
Luke's user avatar
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I am using Oracle Linux 9. I have installed Apache server by this module: mod_h264_streaming-2.2.7-17.fc37.x86_64.rpm Also, I need three repositories EPEL, raven and remi repo. The problem is, when I ...
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I have an Oracle Linux 8 machine with two public addresses, similar to this example config (private addresses in example): ens224: connected to ens224 [...] ip4 default inet4 ...
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I help manage a handful of workstations running RHEL8/OL8 in a development environment. The devs typically access these workstations remotely via SSH. Some of the devs are encountering a strange issue ...
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I am completely new to the Linux world. I am following a course on Udemy and trying to install the Oracle database on Oracle Linux 9.1. One of the prerequisites is to run the following command: dnf ...
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