Category 631
Discussion List
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Oracle Linux: Serial Console Displaying Grub Error "you need to load the kernel first"Applies to: Oracle Cloud Infrastructure Oracle Linux 8 / Oracle Linux 9 Goal: To Restore Oracle Linux to a working state Symptoms: Error messages below are displayed whe…Alejandro Rodriguez L.-Oracle 12 views 0 comments 0 points Started by Alejandro Rodriguez L.-Oracle Linux -
Oracle Linux - Unable to Boot - Warning: /dev/mapper/ocivolume-root does not existApplies To: Oracle Cloud Infrastructure Oracle Linux 7 / 8 / 9 Symptoms: Oracle Linux fails to boot ; Landing in Dracut shell. Console history shows : [ 193.309821] drac… -
OCI: Unable to Boot Instance, Getting Error "can't boot blockdev"Applies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 on Oracle Public Cloud Symptoms: Instance is not booting up and getting into emergency mode …
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SELinux Permission Denied Error When Writing Logs to Custom DirectoryApplies to: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 SYMPTOMS: The rsyslog service is failing to write logs to a custom directory (e.g: /u01/rsys…
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Oracle Linux: How to Generate and Use Auth Token/Secret Key for ULNApplies to: Linux OS - Version Oracle Linux 7.0 and laterLinux x86-64 Goal This document provides details about Auth Token/Secret Key feature in ULN and how to generate,…
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Kernel panic During Boot Due to Corrupted LibrariesApplies To: Oracle Cloud Infrastructure Oracle Linux Symptoms Oracle Linux instance showed instability and after a graceful reboot it shows the following kernel panic [[… -
Linux: Tigervnc Configuration Fails With Error "No user configured for display"Applies To: Oracle Cloud Infrastructure Oracle Linux Symptoms: Tigervnc Configuration Fails With Error $ systemctl start vncserver@\:1.service Job for vncserver@:1.servi…
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Preventing Duplication of Remote Syslog Log Entries in /var/log/messagesApplies to: Oracle Cloud Infrastructure Linux x86-64 Symptoms Syslog records received from remote systems are being logged in both the dedicated log file (rsyslog--%HOST…
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OCFS2 Mount Fails with 'Cluster name is invalid while trying to join the group' ErrorApplies to: Oracle Cloud Infrastructure Linux x86-64 Symptoms: When a secondary network interface is being used for the heartbeat, the OCFS2 service does not mount the s…
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OCI: ALX - Uptrack is Unable to Determine your Effective Kernel VersionApplies to: Oracle Cloud Infrastructure - Version N/A and later Oracle Autonomous Linux Symptoms: These messages are shown when a SSH connection is initialized. Using us…Alejandro Rodriguez L.-Oracle 12 views 0 comments 0 points Started by Alejandro Rodriguez L.-Oracle Linux
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OCI: Unable to Mount File System Due to Error "Filesystem has duplicate UUID can't mount"Applies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms: mount(8) command is failing with below error: [root@xxxx ~]# mount /dev/sdg /plan_…
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OCI Oracle Linux: rescan command is failed on Linux after scaling up disk space from consoleSummary: we need to resize for OCI instance disk space, because /dev/sdb for mount point /u01/install/APPS is 100% full in this case, we are expanding an existing volume…
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OCI- unable to SSH node with error Permission denied (publickey,gssapi-keyex,gssapi-with-mic)Applies to: Oracle Cloud Infrastructure Linux OS Symptoms: [root@xxxxxx ~]# ssh 172.X.X.X.X Permission denied (publickey,gssapi-keyex,gssapi-with-mic). Secure log : sshd…
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OCI – Error Updating Package tuned-profiles-oci-2.22.1-4.0.1.el8_10Applies to: Oracle Cloud Infrastructure - Version N/A and later Oracle Linux 8 Symptoms While performing a dnf update, the following error occurs: Error: Problem: packag…
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OCI: Resolving Ksplice Update Failure Due to a Running Modified KernelApplies To: Oracle Cloud Infrastructure Oracle Linux Symptom: When applying Ksplice patches, the following error occurs: Cause: The osquery program was running on the se…
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OCI: uptrack-upgrade Reports "Cannot find Ksplice Uptrack information for your kernel version“Applies To: Oracle Cloud Infrastructure Linux OS Symptoms Running the uptrack-upgrade command reports no updates available as shown below. [root@XXXX ~]# # uptrack-upgra…
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OCI - Getting "EXT4-fs warning: mounting fs with errors, running e2fsck is recommended."APPLIES TO: Oracle Cloud Infrastructure Linux OS SYMPTOMS While mounting the filesystem a warning message such as one of the following is triggered in the messages: kern…
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Looking for rationale why versioned OSMH sources aren't available for OSMH groupsSummary: I have multiple customers who would love versioned OSMH sources that can be used with OSMH groups. The lifecycle environment approach isn't feasible because we … -
Autonomous Linux: OSMS End of Life FAQApplies To: Oracle Cloud Infrastructure Oracle Autonomous Linux OS Management Hub (OSMH) Goal: This document provides answers to frequently asked customers questions rel…
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OCI: SSH Fails with Error "identity_sign: private key /root/.ssh/id_rsa contents do not match publicAPPLIES TO: Oracle Cloud Infrastructure Linux OS SYMPTOMS ssh fails with the following error: # ssh identity_sign: private key /root/.ssh/id_rsa contents do not match p…Baisakhi Mahapatra -Oracle 103 views 0 comments 0 points Started by Baisakhi Mahapatra -Oracle Linux
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OSMH: Error "Invalid operation" While Applying Patch to a Group Using Custom Repo with kspliceApplies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms The following error is seen with OSMH while applying a patch to a group using a cus…
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OSMH: Packages From 3rd Party/Private Software Source Does not Display in Instance Available PackageApplies to: Oracle Cloud Infrastructure OS Management Hub (OSMH) Symptoms After creating 3rd party software source for an external vendor repository, checking the instan…
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Oracle Linux: sysctl Command Hangs While Increasing HugepagesApplies To: Oracle Cloud Infrastructure Symptom: The sysctl command hangs when attempting to increase the number of hugepages. Cause: The system's memory has become frag…
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OCI: SSH Connection Fails After Upgrading from Oracle Linux 8 to Oracle Linux 9Applies To: Oracle Cloud Infrastructure Oracle Linux OS Symptoms After upgrading from Oracle Linux 8 to Oracle Linux 9, the system was not reachable via SSH (PuTTY) due …
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OCI:Leapp Preupgrade Reports 'Oracle RDMA detected, but OL9 RDMA repository has not been enabled"Applies To: Oracle Cloud Infrastructure Oracle Linux 8 Symptoms The leapp preupgrade for Oracle Linux 8(OL8) to Oracle Linux9(OL9) reports the following risk: /var/log/l…
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RSA Key pair generation in windows 11 for Object storage connectivitySummary: Hi Team, we are trying to generate RSA Key pairs(public and private) to add an api key to OCI that enables connectivity to Object storage from OIC. We were usin…Kasthuri Haridass-Oracle 1 view 0 comments 0 points Started by Kasthuri Haridass-Oracle OCI - General
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OCI: How To Check Next Runtime For SAR Log Generation In Oracle Linux 8Applies to: Oracle Cloud Infrastructure Oracle Linux x86_64 Goal This article is intended to provide an overview of systemd timers to check the next date:time of the sar…
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OCI- kernel: CIFS VFS: Close unmatched openAPPLIES TO: Oracle Cloud Infrastructure Linux OS SYMPTOMS On the system, /var/log/message log shows below error related to cifs -- cat /var/log/messages|grep -i cifsJan …
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OCI - Kernel fails to boot with error: "core perfctr but no constraints; unknown hardware!"Applies To: Oracle Cloud Infrastructure Linux OS Symptoms Console history shows below error : [ 0.054021] Performance Events: [ 0.054490] core perfctr but no constraints…
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OCI: /var/log/messages log messages generates only a single line ,no new lineApplies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms: OCI Linux instance (OL8) /var/log/messages log messages generates only a single li…