To ensure that questions get required attention from community members and are NOT left unanswered, it’s important for the author to indicate (by selecting “Yes” or “No” when prompted) whether the question was answered. (newly added) Please note that it is also important to respond to EACH comment your question receives. Your Yes or No response ensures an accurate status for your question.
For more information, please refer to this announcement explaining best practices for getting answers to questions.
For more information, please refer to this announcement explaining best practices for getting answers to questions.
Linux
Discussion List
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OCI: Unable to SSH to the instance Following Deletion of Critical System Directory /usr/bin on OL8Applies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 on Oracle Public Cloud Symptoms: In this scenario the system critical directory /usr/bin is … -
Yum remove Fails w/ Error "The operation would result in removing the following protected packages"Applies To: Oracle Cloud Infrastructure - Version N/A and later Oracle Linux x86-64 Symptoms Trying to replace the fips enabled gnutls-3.6.16-8.el8_9.3_fips.x86_64 packa…
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OSMH: OnPrem Instance Registration Failed w/ Error “The Instance did not successfully register ..."Note: Please register a free account to access the full content and also to participate in Q&A in the community Applies To: Oracle Cloud Infrastructure OS management Hub…
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OSMH: dnf update Fails With “Received HTTP code 504 from proxy after CONNECT” in Onpremise instanceApplies to: Oracle Cloud Infrastructure Linux x86-64 Symptoms Added an onpremises client system successfully to OSMH management station. But dnf update at the client sys…
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Oracle Linux: Leapp Upgrade failed with error “TypeError: read_config() takes exactly 2 arguments"Note: Please register a free account to access the full content and also to participate in Q&A in the community Applies To: Oracle Cloud Infrastructure Oracle Linux x86_…
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OCI Oracle Linux Instance Shows Warning Message “trace_printk() being used. Allocating extra memory"Applies To: Oracle Cloud Infrastructure Oracle Linux x86-64 Symptoms Some Oracle Linux Instances report the following warning messages frequently in dmesg/console/messag…
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OSMH: On-Prem Oracle Linux 7 to 8 Leapp upgrade with OSMH Agent Version 3.1.1 or HigherNOTE: Please register a free account to access the full content and also to participate in Q&A in the community. Applies To: Oracle Cloud Infrastructure OS Management Hu…
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OSMH: On-Prem Oracle Linux 8 to 9 Leapp Upgrade with OSMH Agent Version 3.1.1 or HigherNOTE: Please register a free account to access the full content and also to participate in Q&A in the community. Applies To: Oracle Cloud Infrastructure OS Management Hu…
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Oracle Linux: Create a Proxy which Intercepts SSL Connections and Injects its own CertificateApplies To: Oracle Cloud Infrastructure Oracle Linux Goal: The goal is to create a squid proxy which intercepts ssl connections and injects its own certificate. Solution…
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OSMH: On-Prem Software Source is only available in OCIApplies To: Oracle Cloud InfrastructureOS Management Hub (OSMH) Problem: A software source cannot be synced to an on-prem osmh management station, and "Vendor software s…
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Oracle Linux : Unable to rebuild the initramfs with "dracut module 'network-legacy' cannot be found"Note: "Please register a free account to access the full content and also to participate in Q&A in the community” APPLIES TO: Oracle Linux 8 (x86_64) Oracle Linux 9 (x86…
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OSMH: OL7 Job Update Process Fails with Error “package ksplice-tools is not installed”Note: "Please register a free account to access the full content and also to participate in Q&A in the community” APPLIES TO: Linux OS– Oracle Linux 7.0 and later Oracle…
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OSMH : Quick Setup Of OSMH For OCI InstancesApplies To: OS Management Hub Oracle Cloud Infrastructure Autonomous Linux Goal: To Setup OS Management Hub on a newly created OCI instance or an existing OCI instance. …
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OCI: leapp upgrade failed with error: file #### from install of ####Applies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 on Oracle Public Cloud Symptoms: Leapp upgrade from OL7 to OL8 fails with below error and th…
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OMSH: Registering a Non-OCI Instance Where Management Station uses a Proxy That Injects Its Own CertNote!!Please register a free account to access the full content and also to participate in Q&A in the community Applies To: Oracle Cloud Infrastructure OS Management Hub…
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OSMH: On-Prem Leapp Upgrade to OL9, mgmt_agent Fails to Start After UpgradeNote!!Please register a free account to access the full content and also to participate in Q&A in the community Applies To: Oracle Cloud Infrastructure OS Management Hub…
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OCI: Handling Deprecated SSH Cipher Alerts in Environments Using Active DirectoryApplies To: Oracle Cloud Infrastructure Oracle Linux x86_64 Symptoms: During a vulnerability scan, the system was flagged with QID: 38739 – Deprecated SSH Cryptographic …
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OSMH:Quick Setup of a Management Station Installation with a Proxy which Injects its own CertificateApplies To: Oracle Cloud Infrastructure OS Management Hub (OSMH) Goal: To install a new management station for on-premises clients, when using a proxy which injects its …
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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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OSMH – How to Check OSMH Agent Services on OCI WindowsApplies to: Windows 2016 and Later Platform x64 Goal: How to do basic check for Windows instances OSMH agent services SOLUTION: Login to the instance via Microsoft Remot…
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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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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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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 [[… -
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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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… -
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 - 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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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: 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: How to Configure Password Authentication in Oracle Linux 9Note!! Please register a free account to access the full content and also to participate in Q&A in the community Applies To: Oracle Cloud Infrastructure Oracle Linux 9 G…
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OCI: How to Upgrade Oracle Linux 9 to Oracle Linux 10 using leappNote: Please register a free account to access the full content and also to participate in Q&A in the community Applies To: Oracle Cloud Infrastructure Linux x86-64 Orac…
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OCI: ssh Fails with "kex_exchange_identification: read: Connection reset by peer"Note!! Please register a free account to access the full content and also to participate in Q&A in the community Applies to: Oracle Cloud Infrastructure - Version N/A an…
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Oracle Linux: Block Volume Name Change After RebootNote: Please register a free account to access the full content and also to participate in Q&A in the community Applies To: Oracle Cloud Infrastructure Oracle Linux Symp…
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OCI: yum Reports "No package leapp-upgrade available" While Installing Leapp UtilityNote!! Please register a free account to access the full content and also to participate in Q&A in the community Applies To: Oracle Cloud Infrastructure Oracle Linux 7 S…
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Oracle Linux - No package leapp-upgrade available while installing Leapp utilityNote!! Please register a free account to access the full content and also to participate in Q&A in the community Applies to: Oracle Cloud Infrastructure Oracle Linux 7 S…
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OCI: Incorrect openssl version displayedNote: Please register a free account to access the full content and also to participate in Q&A in the community Applies To: Oracle Cloud Infrastructure Linux x86-64 Symp…
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OCI: Cloned Instance Fails to Boot with Error: “Failed to start udev kernel Device Manager”Note!! Please register a free account to access the full content and also to participate in Q&A in the community Applies To: Oracle Cloud Infrastructure - Version N/A an…
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Oracle Linux: “systemd[1]:err: Failed to start Session c1 of user grid. “ messages in OS logsNOTE: Please register a free account to access the full content and also to participate in Q&A in the community. APPLIES TO Oracle Cloud Infrastructure Oracle Linux SYMP…
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OCI: Autonomous Linux Instance Appears Under "OS Management Hub" Instead of "Autonomous Linux"Note: Please register a free account to access the full content and also to participate in Q&A in the community Applies To: Oracle Cloud Infrastructure Oracle Linux Symp…
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OSMH: Management Station is 'Inactive' Due to mgmt_agent Service Failure After IP Address ChangeNote: "Please register a free account to access the full content and also to participate in Q&A in the community” Applies To: Oracle Cloud Infrastructure OS Management H…
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ExaDB-D VMs Often See RDS Reconnections Taking a Very Long Time To CompleteNote!!Please register a free account to access the full content and also to participate in Q&A in the community Applies To: Oracle Cloud Infrastructure - Version N/A and…
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OCI: SENDMAIL Fails To Deliver Mails With Error “stat=Deferred: Connection timed out with “NOTE: Please register a free account to access the full content and also to participate in Q&A in the community. Applies To: Oracle Cloud Infrastructure Linux x86-64 Sym…
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Oracle Linux - Using _netdev In Local Filesystem Can Cause Systemd Dependencies ProblemsNote!!Please register a free account to access the full content and also to participate in Q&A in the community Applies To: Oracle Linux 8 Symptoms: If _netdev is specif…
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Oracle Linux: System Boot Error: "Failed to Execute /sbin/init"Note!!Please register a free account to access the full content and also to participate in Q&A in the community Applies To: Oracle Cloud Infrastructure Oracle Linux 8 Sy…
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OCI: Ksplice Update Fails "Ksplice was unable to patch the process due to an internal error"Note!!Please register a freeaccount to access the full content and also to participate in Q&A in thecommunity Applies To: Oracle Linux Cloud Service Oracle Cloud Infrast…
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ExaCC: Random NFS Mount Point Drops During RMAN BackupsExaCC: Random NFS Mount Point Drops During RMAN BackupsEnvironment Platform: Oracle Exadata Cloud@Customer X10M-2 OS: Oracle Linux 8.0 Database: Oracle 19c Enterprise Ed…
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Oracle Linux: How to Identify Large Files and Directories in a FilesystemNOTE: Please register a free account to access the full content and also to participate in Q&A in the community. Applies to: Oracle Cloud infrastructure Oracle Linux GOA…
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OSMH: 'dnf/yum update' Fails with "Segmentation fault" When Using Large Custom Software Source(CSS)NOTE: Please register a free account to access the full content and also to participate in Q&A in the community. APPLIES TO Oracle Linux 8 OS Management Hub (OSMH) SUMMA…
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Oracle Linux: Logrotate Cron Not Working - "Job `cron.daily' Locked By Another Anacron - Skipping"Note: "Please register a free account to access the full content and also to participate in Q&A in the community” Applies To: Oracle Cloud Infrastructure Linux x86-64 Sy…
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OCI: Firewall Failing After Leapp UpgradeNote: "Please register a free account to access the full content and also to participate in Q&A in the community” Applies To Oracle Cloud Infrastructure Linux x86-64 Sym…
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Oracle Linux: Cannot Use sudo As opc UserNote!!Please register a free account to access the full content and also to participate in Q&A in the community Applies To: Linux OS – Version Oracle Linux 8 Linux x86_6…
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Oracle Linux - Leapp Upgrade fails in ALX7 due to packages conflictNote!!Please register a free account to access the full content and also to participate in Q&A in the community Applies to: Linux OS – Version Oracle Autonomous Linux 7 …
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OCI: Leapp Upgrade Fails from Oracle Linux 8 to Oracle Linux 9 on EBS 12.2 ServerNote!!Please register a free account to access the full content and also to participate in Q&A in the community Applies To: Linux OS – Version Oracle Linux 8 Linux x86_6…
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Oracle Linux - How to install the Leapp package in Oracle Autonomous Linux 7 that is using OSMHNote!!Please register a free account to access the full content and also to participate in Q&A in the community Applies to: Linux OS – Oracle Autonomous Linux 7. Oracle …
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OCI: How to Change the UUID of a XFS FilesystemNote!!Please register a free account to access the full content and also to participate in Q&A in the community Applies To: Linux OS - Oracle Linux 7 and later Oracle Cl…
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After Disabling OS Management Service cannot enable OSMHSummary: We have disabled OSMS using below doc and still facing issue to enable OSMH. https://community.oracle.com/customerconnect/discussion/654635/oci-how-to-disable-t…
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OSMH: Instance Registration Error “failed to start plugin:[oci-osmh] err: Failed to start plugin:Applies To: Oracle Cloud Infrastructure OS Management Hub (OSMH) Autonomous Linux Goal: Attempt to register an Instance with OS Management Hub (OSMH)Autonomous Linux fai…
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OSMH: Enabling OSMH plugin fails with "plugin oci-osmh waits when plugin osms is enabled"NOTE: Please register a free account to access the full content and also to participate in Q&A in the community Applies To: OS Management Hub (OSMH) Version: N/A Linux x…
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dmidecode Reports Incorrect Thread Counts on a VM InstanceNote!! Please register a free account to access the full content and also to participate in Q&A in the community APPLIES TO Oracle Cloud Infrastructure – N/A and later L…