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Discussion List
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How to Change the Value for ARG_MAX in Oracle LinuxApplies to: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Goal In Oracle Linux, the POSIX compliant ARG_MAX parameter determines the possible length i… -
How to Enable zram in Ubuntu 20.04Applies to: Oracle Cloud Infrastructure - Version N/A and later Ubuntu 20.04 and later Goal Enable zram module in ubuntu 20.04 Solution In order to enable zram on Ubuntu…
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How to Reduce an Instance Boot or Block Volume Disk SizeAPPLIES TO: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 GOAL How to reduce an OCI Instance Boot or Block Volume Disk Size, i.e from 100GB to 50GB or…
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OCI: Instance 20 Second Delay After Bad Password Login Attempt in SSHApplies to Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms When a wrong password is used when logging into an instance using SSH password authe…
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Oracle Linux: CRNG Entropy Value in Oracle Linux with UEKr5 Update 5 or UEKr6 Update 2 and laterApplies to Linux OS - Version Oracle Linux 7.9 with Unbreakable Enterprise Kernel [5.4.17] and later Linux x86-64 Goal When using UEKr5 Update 5 ( 4.14.35-2047.517.1.el7…
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Oracle Linux: uptrack-update Fails with "Error processing ksplice- pxyfnay6.tar.gz"Applies to: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms Running uptrack-update returns the following error, $ uptrack-upgrade -y ..... Inst…
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Users With nologin Shell Unable to Login to FTPApplies to: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms Users with default shell /sbin/nologin configured in /etc/passwd, are not able to l…
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OL7 upgradeSummary: Hi, the only way to upgrade OL7 (to OL8) is using leapp ? Using yum tool is not allowed ? thanks. Content (required): I need to perform this upgrade since curre…
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Oracle Ksplice Zero-Downtime Patching for Ubuntu InstancesOracle Cloud Infrastructure users has Oracle Ksplice support to Ubuntu instances on Oracle Cloud Infrastructure at no additional cost. With Oracle Ksplice support, you c… -
Managing DHCP Options For Linux Instances in a VCNTo specify DHCP options for a linux instance, you need to set the DHCP options for the specific subnet in the virtual cloud network (VCN) that your linux instance is usi… -
How to Configure RDP on an Ubuntu 20.04 InstanceThe following steps show how to install a Gnome 3 desktop and xrdp on a standard Ubuntu 20.04 instance. This will allow the Ubuntu instance to work with the RDP protocol…
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Using port 8008 for HTTP service on Oracle LinuxSummary: I have a Compute instance running Oracle Linux 8.6 server. I use it to run nginx proxying to a couple of web apps on the backend. I have port 80 working. But tr…
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OCI: What is the ocivolume-oled Volume Mounted on /var/oled FilesystemApplies to Oracle Cloud Infrastructure - Version N/A and later Linux OS - Version Oracle Linux 7.0 and later Linux x86-64 Goal Describe the /dev/mapper/ocivolume-oled Vo…
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OCI Instance Migrated From Intel to AMD Shape Does Not Boot SuccessfullyApplies to: Oracle Cloud Infrastructure - Version N/A and later Linux X86-64 Symptoms Ubuntu based 20.04 custom image instance is working correctly using Intel based OCI…
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OSMS agent service fails to start on instances with more than one VNICAPPLIES TO: Oracle Cloud Infrastructure - Version N/A and later Information in this document applies to any platform. SYMPTOMS OSMS agent service fails to start on insta…
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Attaching a paravirtualized volume with specific device pathSummary: Link: https://docs.oracle.com/en-us/iaas/Content/Block/References/fstaboptionsconsistentdevicepaths.htm#fstab_Options_for_Block_Volumes_Using_Consistent_Device_…
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OCI: Ubuntu ufw Fails to Open Ports while firewalld is Installed and RunningApplies to: Oracle Cloud Infrastructure - Version N/A and later Ubuntu OS Symptoms: On an Ubuntu 22.04 images, firewalld was installed and started while ufw was configur…
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SFTP/SSH Client Sometimes Reports Host Key Changes When Connecting to ServerApplies to: Oracle Cloud Infrastructure - Version N/A and later Linux OS - Version Oracle Linux 6.0 and later Any platform. Symptoms An application or SFTP/SSH client re…
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How to Configure RDP on an Ubuntu 20.04 InstanceThe following steps show how to install a Gnome 3 desktop and xrdp on a standard Ubuntu 20.04 instance. This will allow the Ubuntu instance to work with the RDP protocol…
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OCI: LFTP Transfer From On-Prem To OCI Fails With "Access Failed: 550 Failed to Change Directory"Applies to: Linux OS - Version Oracle Linux 7.0 and later Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 SYMPTOMS File Transfer From On-Premises to OCI…
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How To Install a Graphical Desktop on an Ubuntu Instance1). From a shell prompt, run the following commands to install the Xfce4/xubuntu desktop, which is a light-weight GUI desktop for Ubuntu: (ubuntu) $ sudo apt update (ubu…
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OCI: Managing DHCP Options For Linux Instances in a VCNTo specify DHCP options for a linux instance, you need to set the DHCP options for the specific subnet in the virtual cloud network (VCN) that your linux instance is usi…
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Sudo Fails with Error Message Ending With "/usr/bin/sudo: No such file or directory"An Oracle Linux or Red Hat Linux based server tries to run sudo commands, but the commands fail with the following error message: "/opt/rh/devtoolset-11/root/usr/bin/sud…
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How To Configure a Yum Repository On Oracle Linux 7Yum is used to install, update and manage packages on Oracle Linux 7. Yum can also be used to connect to package repositories. Yum is configured to work with the Oracle …
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How To Configure Secure FTP on Oracle Linux 8The Oracle Linux 8 distribution contains the vsftpd package, which when installed and configured, allows an Oracle Linux 8 system to run a secure ftp (ftps) server. This…
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Yum Commands Hang on Oracle LinuxYum commands, including yum update, hang whenever anyone attempts to run them on an Oracle Linux server. If, apart from yum or rpm commands, no other commands are hangin…