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Boot-up Related Posts On Oracle Linux BlogVirtual Machine Secure Boot Database Updates Made Easy with Oracle Linux Working with UEFI Secure Boot on Oracle Linux Changing the default kernel in Oracle Linux | It's… -
System Administration Related Posts on Oracle Linux BlogUsing Leapp to Upgrade Oracle Autonomous Linux 7 Instances scsi-cli - SCSI device query utility NetworkManager Dispatcher Scripts Learn how to configure Oracle Linux for…
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OL8 Instance Becomes Inaccessible Every Day Until Restarted AgainApplies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 – Oracle Linux 8 Symptoms: OL8 OCI instance starts normally, then the following day it becom…
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OCI : How to Install and Configure Performance Co-Pilot (PCP)Applies to: Oracle Cloud Infrastructure - Version N/A and later Linux OS - Version Oracle Linux 7.0 and later Linux x86-64 Goal This document explains how to install and…
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OCI: Some PDF Documents not Being Printed by CUPS and Remain in the QueueApplies to: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 – Oracle Linux 7 and later Symptoms Printers work correctly and are able to print PDF docume…
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OCI – Partition extension gives error “error: partition sectors exceeds the msdos-partition-table"APPLIES TO Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 SYMPTOMS On OCI, extended the block volume size from 2TB to 2.7TB but unable to extend the pa…
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KVM-clock switch triggers ORA-600 during autoscaling task in ExadataApplies to: Linux OS - Version Oracle Linux 6.10 and later Linux x86-64 Symptoms After CPUs being hot-added, Oracle Database processes may show ORA-600 errors, similar t…
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OSMS – yum Reports "glibc-ksplice" package Dependency ErrorApplies To: Linux OS – Version Oracle Linux 6.0 to Oracle Linux 9.0 [Release OL6 to OL9] Linux x86_64 on Oracle Public Cloud Symptom: yum reports "glibc-ksplice" package…Alejandro Rodriguez L.-Oracle 243 views 0 comments 0 points Started by Alejandro Rodriguez L.-Oracle Linux -
OCI: Yum Reports Error "Could not resolve host: yum$ociregion.$ocidomain; Unknown error"Applies To: Linux OS - Version Oracle Linux 6.0 and later Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms: yum fails with the following error: …
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OCI - Failed to Enter Maintenance with "Cannot open access to console, the root account is locked."Applies to: Oracle Cloud Infrastructure Symptoms: The system is trying to enter maintenance mode (in this case due to a filesystem corruption issue) for manual intervent…
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FTPS accounts are unable to connect getting ciphers errorsSummary: Content (required): Version (include the version you are using, if applicable): Code Snippet (add any code snippets that support your topic, if applicable): -
Kplice uptrack-upgrade Error Connecting to Region Ksplice BackendApplies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms: Previously uptrack-upgrade worked fine and no changes to the configuration were ma…
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OCI: Postfix Error"connect to example.com[192.168.y.x]:25:Connection timed out" while Sending EmailApplies to: Oracle Cloud Infrastructure Linux x86-64 Symptoms: Postfix connections to mail servers are timing out Mar 20 08:16:48 postfix/smtp[12481]: connect to exampl…
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OCI: How to Disable the Oracle Java Management Service Plugin in Oracle Linux InstancesApplies to: Oracle Cloud Infrastructure Linux x86-64 Goal How to disable the Oracle Java Management Service plugin in Oracle Linux instances 1) Login to the Instance via…
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setroubleshootd Consuming Large Amount of MemoryApplies To: Oracle Linux - Version 8 and later Symptoms: The process setroubleshootd consume more than 50% of the system memory. $ ps -aeo user,pid,ppid,pri,pcpu,pmem,vs…
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OCI - How To Switch From GNOME To KDE Or Other Desktop Environment in OL8 When Multiple GUI DesktopApplies To: Oracle Cloud Infrastructure - Version N/A and later Linux OS - Version Oracle Linux 8.0 to Oracle Linux 8.7 [Release OL8 to OL8U7] Linux x86-64 Goal: How to …
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Oracle Linux – YUM Could not resolve hostnamesApplies To: Linux OS – Version Oracle Linux 7.0 to Oracle Linux 9.0 [Release OL7 to OL9] Linux x86_64 Oracle Cloud Infrastructure - Version N/A and later Goal: This docu…Alejandro Rodriguez L.-Oracle 62 views 0 comments 0 points Started by Alejandro Rodriguez L.-Oracle Linux
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Oracle Linux – How to Change data collection interval for sysstat serviceApplies To: Linux OS – Version Oracle Linux 8.0 to Oracle Linux 9.0 [Release OL8 to OL9] Linux x86_64 on Oracle Public Cloud Goal: This document describes how to change …Alejandro Rodriguez L.-Oracle 615 views 0 comments 0 points Started by Alejandro Rodriguez L.-Oracle Linux
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OCI: Should a User Login Shell Be Disabled?Applies to Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Goal A 3rd party security tool reports that login shell should be disabled for some users in …
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OCI: How to Add an Additional Private IP to an Existing Interface using “nmcli”Applies To Oracle Cloud Infrastructure - Version N/A and later Linux OS - Version Oracle Linux 9 and later Goal: This document outlines the steps required to add an addi…
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OCI CLI Fails If Environment Variables "LC_ALL" and "LANG" Is Not SetApplies to Oracle Cloud Infrastructure Linux x86-64 Symptoms Accessing OCI Bucket using oci cli works on interactive session but fail if run from cron with error: Runtim…
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OCI Linux: International Character Set Not Displayed CorrectlyApplies to Oracle Cloud Infrastructure Linux x86-64 Symptoms After international locale is installed and configured in a system, the international characters are not dis…
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lp Command Gives Error “no default destination available”Applies To: Oracle Cloud Infrastructure - Version N/A and later Oracle Linux Symptoms: The system is configured with multiple printers in CUPS. The printers are ready an…
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Troubleshooting SSH Connection ErrorsApplies to Oracle Cloud Infrastructure Linux x86-64 Goal When having issues connection to an OCI IAAS instance, the following documents below may help with troubleshooti…
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OCI: ifcfg-ensN File is Empty After the Reboot with Error “Device name does not seem to be present”APPLIES TO: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 SYMPTOMS: Oracle Linux Instance network configuration file “/etc/sysconfig/network-scripts/i…
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OCI: Unable to install Ansible in OL8 when using OSMHApplies To: Oracle Cloud Infrastructure - Version N/A and later Symptoms: When trying to install Ansible using this document: , it gives the following error: $ sudo yum …
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OCI Linux Instance Boot Failure “dracut-initqueue[448]:Warning:/dev/disk/by-uuid/*** does not exist”APPLIES TO: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 SYMPTOMS: Oracle Linux Instance failed to boot and reports following error in the Console lo…
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OCI: Unable to Access the Internet From Cloned Ubuntu 20.04 InstanceApplies to: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms A new instance was created from a cloned boot volume of another running Ubuntu 20.0…
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OCI: Kspice command fail with error "ImportError:/lib64/libboost_regex-mt.so.1.53.0: file too short"APPLIES TO: Oracle Cloud Infrastructure Linux OS - Version Oracle Linux 7.0 and later SYMPTOMS Running Ksplice commands fail with the following error. $ ksplice Tracebac…