Category 631
Discussion List
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Unable to change the password Error:User not known to the underlying authentication moduleApplies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 on Oracle Public Cloud Symptoms: Unable to change the passwd of root user root@test# passwd … -
OCI: Instance fails to boot “Failed to remount '/' read-only: Device or resource busy"Applies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms Instance crash while generating sosreport and fails to boot. #sosreport --batch --a… -
OCI: Instance Unable to boot with error “Warning: /dev/mapper/ocivolume-root does not exist”APPLIES TO Oracle Cloud Infrastructure Linux x86-64 SYMPTOMS Instance is not booting after a reboot, and it reports error below in the console log [ 208.548561] dracut-i… -
OCI: Differences in Size Reported by Object Storage Bucket "s3fs" in OL7 and OL9 Instance.APPLIES TO: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 GOAL: Difference in the size reported by the object storage bucket "s3fs" in Oracle Linux 7 … -
Oracle Linux - OCI-How To Run a xfs_repair On a non-root FilesystemApplies to: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Goal: If an XFS file system cannot be mounted, the xfs_repair command can be used to repair … -
VM Creation Failure on BM Hosts: "Server Does Not Have Supported Environment for Guest Creation"Applies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms When running the following command ‘oci-kvm create --domain ‘ to create a VM within… -
OCI- How to upgrade/Install kernel in Ubuntu 22.04.2 LTSAPPLIES TO: Oracle Cloud Infrastructure Linux OS Ubuntu Goal Upgrade the kernel version from Linux 5.15.0-1034-oracle x86_64 to latest generic kernel which is kernel 5.1…Baisakhi Mahapatra -Oracle 641 views 0 comments 0 points Started by Baisakhi Mahapatra -Oracle Linux -
OCI- Unable to ssh to Instance with Error "Failed to remount '/' read-only: Device or resource busy"Applies To: Oracle Cloud Infrastructure Linux OS Symptoms It is not possible to connect to instance with ssh. The console history for the instance shows the below error … -
OCI: How to Deallocate HugepagesApplies to: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Goal: This document outlines the steps required to deallocate Hugepages if they are not bein… -
OCI- Logrotate is not working in Oracle LinuxAPPLIES TO: Oracle Cloud Infrastructure Linux OS SYMPTOMS System logs aren't rotating weekly: /var/log/messages /var/log/boot /var/log/secure Exp : Expected result -rw--… -
Oracle Linux - Postfix - showq: bad command startupAPPLIES TO: Oracle Linux 7 to Oracle Linux 9 Linux x86_64 on Oracle Public cloud SYMPTOMS: The command mailq hangs and no output is sent STDOUT. $sudo systemctl status p… -
OCI: How to Add/Change Kernel Parameters in Oracle LinuxApplies To: Oracle Cloud Infrastructure Linux OS Goal: Whether optimizing Linux system performance or satisfying application system requirements, the Linux kernel can be…Baisakhi Mahapatra -Oracle 117 views 0 comments 0 points Started by Baisakhi Mahapatra -Oracle Linux -
OLAM: SSH Connectivity Issues From OLAM WebUI to Managed Hosts With Error "No route to host"APPLIES TO: Linux OS – Version Oracle Linux 8.0 to Oracle Linux 9.0 Linux x86_64 SYMPTOMS: ssh connectivity from "OLAM" WebUI to managed hosts while running playbook fai… -
OCI- Unable to ssh to instance with error "[FAILED] Failed to start Login Service"APPLIES TO: Oracle Cloud Infrastructure Linux OS SYMPTOMS Console history shows below error : [FAILED] Failed to start Login Service. See 'systemctl status systemd-login… -
OCI: Unable to Start pmcd.service with "status=2/INVALIDARGUMENT"Applies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms: pmcd.service failed to start. From the "journalctl" output, it revealed an error m… -
Extending sda Partition With Growpart Utility Fails With Error "no tools available to resize disk"APPLIES TO: Oracle Cloud Infrastructure - CentOS 7 Linux x86-64 SYMPTOMS Extending sda3 partition with growpart utility Fails with Error in Centos 7 OCI instance [root@x… -
OSMH: Instance Registration Failed with Error “Http Status Code: 404. Error Code: NotAuthorizedOrNotAPPLIES TO OS Management Hub (OSMH) Oracle Cloud Infrastructure SYMPTOMS Enabling OSMH Plugin fails with error below: failed to start osmh-agent with lookup image failed… -
OSMH: Managed Instance Fails to Download Packages with Error "Status code: 502"Applies To: OS Management Hub (OSMH) Oracle Cloud Infrastructure Information in this document applies to any platform. SYMPTOMS The OSMH managed instance is registered w… -
OCI: Yum/DNF Command Failed With Error "Curl error (6): Couldn't resolve host name for https://yum..APPLIES TO Oracle Cloud Infrastructure Linux OS SYMPTOMS “yum” command fails as it cannot resolve the URL contained in the “repo” file $ yum update Oracle Linux 8 BaseOS…Baisakhi Mahapatra -Oracle 458 views 0 comments 0 points Started by Baisakhi Mahapatra -Oracle Linux -
OCI: Error "mount: can't read superblock on /dev/mapper/****" After Detaching iSCSI/Block VolumeApplies To: Oracle Cloud Infrastructure Linux OS Symptoms When attempting to mount an LVM based filesystem using the command: $ sudo mount /dev/mapper/ /u0X the followin…
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Oracle Linux – "ls -l or du" Commands Hung in NFS ShareAPPLIES TO: Linux OS – Version Oracle Linux 7.0 to Oracle Linux 9.0 [Release OL7 to OL9] Linux x86_64 on Oracle Public Cloud SYMPTOMS: NFS share mounted on Oracle Linux … -
OCI: Disabling IPV6 Causes a Lot of Errors in Logs "no IPv6 link local address to retry after"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 Af… -
OCI: How to Disable IPv6 on Oracle LinuxApplies To: Oracle Linux Cloud Service - Version Oracle Linux 7.0 and later Oracle Cloud Infrastructure Goal: This document explains steps to disable IPV6 in Oracle Linu… -
OCI: Sudo Fail With Error "sudo:unable to write log file:/var/log/sudo.log: No space left on device"APPLIES TO: Linux OS Oracle Cloud Infrastructure SYMPTOMS: Oracle Linux instance with no space left in the root filesystem “/” showing up sudo errors: $ sudo su - sudo: … -
OSMH: Unable To Register Management Station With OS Management HubAPPLIES TO Os Management Hub (OSMH) Oracle Cloud Infrastructure SYMPTOMS NOTE: Setting up a OCI instance as a management station is not recommended. Ideally the manageme… -
OCI: Non-Root User Unable to Create Files in OCIFS FilesystemApplies to: Oracle Cloud Infrastructure Linux x86-64 Symptoms For this case, the bucket name is bucket1 and is mounted on /ocifsmnt filesystem. Non-root user "opc" is un… -
Upgrade JRE 1.7 TO 1.8 IN ORACLE EBS 12.1.3Summary: Is it supported to Upgrade JRE 1.7 TO 1.8 IN ORACLE EBS 12.1.3 I have a custom bank integration that is now requiring JRE 1.8 to run the JAR files however the J… -
OCI: scp Connection from OL6 to OL9 Fails with Error "no hostkey alg"Applies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms: Unable to perform scp data transfer from OL6 to OL9: # scp root@:/ no hostkey alg…