Oracle Linux
Discussion List
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OCI: OKE Oracle Linux instance hangs intermittently and mlx5_core: transmit queue 0 timed outApplies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 on Oracle Public Cloud Symptoms: In OKE cluster environment Oracle Linux VM goes into hung s… -
OSMH:OL9 Job Update Process Fails with Ksplice user space patchesAPPLIES TO: Linux OS– Oracle Linux 9.0 [OL9] Oracle Cloud Infrastructure - Version N/A and later SYMPTOMS: New Oracle Linux 9 instance with OSMH service working as expec…
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Mounting Block Volume from VM to DBCS serverHi Experts, We are using Oracle Linux 8 in both the VM We are using OCI DBCS VM which is Base Database Service. We have a requirement to place application files daily in…
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OCI: SSH Connection to Instance Fails with Error "Server Refused Our Key"Applies To: Oracle Linux Cloud Service - Version Oracle Linux 7.0 and later Oracle Cloud Infrastructure Information in this document applies to any platform. Symptoms Un…
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Inbound connection to internal serverHi Team, We have a server in private subnet in OCI VCN. We have to give access to a external vendor to place files in this server. How can we achieve this? Please kindly…
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Oracle Linux: "kernel: smp: csd: Detected non-responsive CSD lock” Messages in the System LogsAPPLIES TO Oracle Cloud Infrastructure Oracle Linux SYMPTOMS Below messages are noticed in the /var/log/messages: kernel: smp: csd: Detected non-responsive CSD lock (#1)…
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OSMH: On-prem Management Agent Install Fails with "The registration attempt failed due to javax.net"Applies To: OS Management Hub (OSMH) Oracle Cloud Infrastructure Symptoms: In this scenario the on-premise management station is configured with a proxy to reach the oci…
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OSMH: Setting Up Dependency Jobs in OS Management HubAPPLIES TO Oracle Cloud Infrastructure OS Management Hub (OSMH) GOAL Explain job dependency limitations in OSMH. SOLUTION OS Management Hub does not currently support di…
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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…
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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 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 … -
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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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…
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OCI: OSMH Plugin not available “Plugin OS Management Hub Agent not present for instance ocid”Applies To: Oracle Cloud Infrastructure OS Management Hub (OSMH) Symptoms Oracle Cloud Agent or OS Management shows OS Management Hub agent not available for an existing…