Category 631
Discussion List
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Unable to Start SystemD Service: "Unit wlp-agent-osqueryd.service is masked"Applies To: Oracle Cloud Infrastructure Oracle Linux Symptoms The wlp-agent-osqueryd.service cannot be started with the below error: # systemctl start wlp-agent-osqueryd… -
Oracle Linux: chroot: failed to run command ‘/bin/bash’: Exec format errorAPPLIES TO: Linux OS - Version Oracle Linux 7.0 and later Linux x86-64 SYMPTOMS When attempting to run chroot /mnt on the debug instance resulted in the following error.…
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Oracle Linux - Remove debris from /var/cache/uptrack directoryAPPLIES TO: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 GOAL: This document explains how clean the Ksplice cache directory, the UEK kernel is instal…
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Oracle Linux: Unable to Rename VG with Error “Device /dev/sdb3 has active LVs, deactivate first"APPLIES TO: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 GOAL: This document is intended to explain why the error “Device /dev/sdb3 has active LVs, d…
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Oracle Linux: After Leapp Upgrade from OL7 to OL8 the Running Kernel is UEK6Applies to: Oracle Cloud Infrastructure - Version N/A and later Oracle Linux 8 Symptoms After a successful upgrade from Oracle Linux 7 to Oracle Linux 8 the runtime kern…Alejandro Rodriguez L.-Oracle 14 views 0 comments 0 points Started by Alejandro Rodriguez L.-Oracle Linux -
Oracle Linux: How to Enable an AppStream Module Via DNFApplies To: Oracle Cloud Infrastructure Oracle Linux 8 and above Goal DNF introduces the concepts of modules, streams, and profiles for managing different versions of so…
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OSMH: Windows Instance Showing "there is no updates available" In OSMH ConsoleApplies To: Oracle Cloud Infrastructure OS Management Hub (OSMH) Goal On the OSMH console, it shows "there is no updates available" But from the Windows Update in OS sid…
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OCI: Application error: "invalid SSH version: OpenSSH version must be greater or equal to <number>"Applies To: Oracle Cloud Infrastructure - Version N/A and later Oracle Linux x86-64 Symptoms: While executing a 3rd party application in a Oracle Linux 9 instance in OCI…
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Oracle Linux: SSHD Service Failed Start With Error "sshd[ ]: OpenSSL version mismatch."APPLIES TO Oracle Cloud Infrastructure Oracle Linux SYMPTOMS The SSH service cannot come up with below error. --$ journalctl -xeu sshd.service sshd[37600]: OpenSSL versi…
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Oracle Linux – OSMH Update Fails due to OL7 Package Dependency ConflictAPPLIES TO: Oracle Cloud Infrastructure OS Management Hub (OSMH) SYMPTOMS: OSMH update job fails with the following error: exit status 1: Error: transaction check vs dep…
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Oracle Linux - How to Allow new users or existing user login via SSHApplies to: Oracle Linux 7 to Oracle Linux 9 Linux x86_64 on Oracle Public Cloud Goal: This document is intended to provide steps to allow new users or existing users(be…
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OSMH - failed to start osmh-agent with [validate image failed, checksums are not equal]Applies to: Oracle Cloud Infrastructure - Version N/A and later Oracle Linux 7/8/9 Goal: Restore OSMH plugin back to a working state Symptoms: 1. /var/log/oracle-cloud-a…Alejandro Rodriguez L.-Oracle 22 views 0 comments 0 points Started by Alejandro Rodriguez L.-Oracle Linux
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Oracle Linux: ASM Drives got Disconnected After System RebootAPPLIES TO: Linux OS–Version Oracle Linux 7.0 to Oracle Linux 9.0 [Release OL7 to OL9] Oracle Cloud Infrastructure - Version N/A and later SYMPTOMS: Oracle Linux instanc…
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Oracle Linux: How To Change Default Module StreamApplies to: Oracle Cloud Infrastructure Oracle Linux 8 and Later Goal: This document explains steps to change default module stream. Solution: By default, the dnf utilit…
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OL8: How To List All Modules via DNF in OL8 And Check If They Are Enabled or Disabled?Applies to: Oracle Cloud Infrastructure Oracle Linux 8 and Later Goal Oracle Linux 8 (OL8) distributes sets of related RPM packages that form a logical unit (such as dif…
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OCI: How to Configure Static Routes at Boot Time in Oracle LinuxAPPLIES TO Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 GOAL This document describes how to configure static routes at boot time in Oracle Linux. SOL…
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OCI: Oracle Linux Instances Can Observe High Usage Inside /var/tmpApplies To: Linux x86-64 Oracle Cloud Infrastructure Symptoms: Frequently, on Oracle Linux instance, the /var/tmp directory can be seen as taking up a lot of space. Caus…
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OCI: Linux Instance Login Fails with "Network error: Connection refused"Applies to: Oracle Linux Server release 7/8 Symptoms: While attempting to log in to the Linux instance results in the following error: Network error: Connection refused …
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Oracle Linux - Cannot find Ksplice Uptrack information for your kernel versionAPPLIES TO: • Oracle Linux running UEK kernel • Systems using Ksplice and managed by OSMH SYMPTOMS: Ksplice fails with the following error during patching or OSMH job: e…
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OCI: OL7 Leapp Preupgrade Shows Error “Inhibitor (High) for BTRFS RAID detected” in the LogfileAPPLIES TO: Oracle Cloud Infrastructure Linux x86-64 SYMPTOMS While performing the pre-upgrade check for an OL7 instance before upgrading to OL8 via leapp, the following…
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OCI: Resizing the EXT filesystem fails with “resize2fs: Permission denied to resize filesystem"Applies To: Oracle Linux Cloud Service - Version Oracle Linux 6.0 and later Oracle Cloud Infrastructure Information in this document applies to any platform. Symptoms: R…
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OSMH – Reboot needed flag doesn’t show yes after the patching on OSMH instancesAPPLIES TO Oracle Cloud Infrastructure Linux x86-64 SYMPTOMS The customer applied patches (yum/dnf update) via OSMH. But reboot needed flag doesn’t show ‘yes’ CAUSE OSMH…
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OSMH–Onprem instance registration fails error “The registration attempt failed with HTTP Status 403"Applies to:Oracle Cloud Infrastructure Linux x86-64 Symptoms: The customer is registering on premise client instance with OSMH management station. But failed with the fo…
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OCI: Unable to Remove Python2 Packages After Upgrading from OL7 to OL8Applies To: Oracle Cloud Infrastructure Oracle Linux 8 Symptoms: Attempting to remove python2 rpm using DNF results in a dependency error: #sudo dnf remove python2 Error…
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OCI: Memory discrepancy for the Linux Instance between OCI console and the ‘free’ OutputApplies To: Oracle Cloud Infrastructure Oracle Linux Symptoms Below are the instance details on the OCI Console: "Shape":"VM.Standard.E2.1.Micro", "OCPUs":1,"Memory (MB)…
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OCI: Linux Compute Instance Boots to UEFI SHELL after Removing shim PackageAPPLIES TO: Oracle Cloud Infrastructure Linux x86-64 Symptoms After removing the shim package from an Oracle Linux compute instance to resolve a package conflict encount…
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Oracle Linux-How to Check users percentage of open files, processes and pending signalsAPPLIES TO: Linux OS–Version Oracle Linux 7.0 to Oracle Linux 9.0 [Release OL7 to OL9] Linux x86_64 on Oracle Public Cloud Oracle Cloud Infrastracture GOAL: This documen…
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OCI: Oracle Linux Instance Boot Failed with Error "Warning: /dev/mapper/ocivolume-root does not exisAPPLIES TO: Oracle Cloud Infrastructure Linux x86-64 SYMPTOMS Oracle Linux 8 Instance hosted in OCI fails to boot with error and landing to dracut shell Warning: /dev/ma…
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ALX: Autonomous Linux Patching Notification Email Not Being ReceivedApplies To: Oracle Cloud Infrastructure Autonomous Linux (ALX) OS Management Hub (OSMH) Goal: It was observed that OSMH Autonomous Linux service is not sending email not…
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Issue with apt-get on Ubuntu 22.04 LTS running on ARM64 (Ampere) platformI have been running Ubuntu 22.04 LTS instance on ARM64 Ampere platform for a while and kept Ubuntu up to date using the following command: sudo bash -c 'for i in update …