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Linux
Discussion List
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OSMH Unable to Apply ksplice UpdatesApplies to: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms While attempting to apply ksplice updates in OSMH, the following is displayed: The … -
Moved: I'm simply trying to find my Oracle reserve IP's cidr subnet maskThis discussion has been moved.
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OSMH: Policy Advisor In OS Management Hub (OSMH)Applies To: Oracle Cloud Infrastructure OS Management hub (OSMH) Goal: How to create Policy in OS Management Hub (OSMH) using Policy Advisor Solution: IAM policies speci…
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mount.ocfs2: Cluster name is invalid while trying to join the groupSummary: Content (please ensure you mask any confidential information): Version (include the version you are using, if applicable): Code Snippet (add any code snippets t…
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OLAM - How to upgrade from 2.1 to 2.1.2Summary: Hi, I've installed OLAM from 8 months and all works fine. I see that there is a new release of OLAM 2.1.2 (image ID 8683b1055080) I've the previous version 2.1 …
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OCI: dnf(8) Reports Error: "Received HTTP code 403 from proxy after CONNECT"Applies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 on Oracle Public Cloud Symptoms: When trying to install packages on an OCI instance, dnf(8) …
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Lost SSH Connection after Changing the Default Zone (Firewalld) in OL7Applies to: Linux OS - Version Oracle Linux 7.0 and later Symptoms: Unable to connect to instance via ssh Changes: The issue started after creating a new default zone in…
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Moved: linux dns nameThis discussion has been moved.
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OCI: Error When Executing “yum updateinfo list summary”Applies to: Oracle Cloud Infrastructure Oracle Linux x86-64 Symptoms The following command produces errors as seen below: # yum updateinfo list summary Loaded plugins: l…
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OCI: How To Change Network MSS Value in Oracle LinuxApplies to Oracle Cloud Infrastructure Oracle Linux x86-64 Goal How to change network MSS value in Oracle Linux Solution The MSS value (Maximum Segment Size) is a value …
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OCI: How to Automate Stop and Start of OCI Instances using OCI CLIAPPLIES TO Oracle Cloud Infrastructure Linux OS GOAL The main goal of this document is to explain how to automate stop and start of OCI Instances using OCI CLI from Linu…
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OCI: Podman Containers Cannot Access DNS or InternetApplies to: Oracle Cloud Infrastructure Oracle Linux 8 x86-64 and later Symptoms The instance has correct DNS functionality and internet access, but podman containers ru…
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OCI: OSMH Patching Job Fails with Error “Cannot find Ksplice Uptrack information”Applies To: Oracle Linux Cloud Service - Version Oracle Linux 8.5 and later Oracle Cloud Infrastructure Information in this document applies to any platform. Symptoms: T…
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Oracle Linux - How to Enable Logging for a BIND9 Server on Oracle LinuxApplies to: Linux OS - Version Oracle Linux 7.0 and later Goal: Bind ( named ) does not log queries by default, this document shows how to enable query and query error l…
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OCI: How to Check the XFS filesystem Version on Oracle Linux InstancesApplies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Goal: How to check whether the XFS filesystem is using the legacy v4 format or the newer v5 …
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OCI: Workarounds for Future Investigation when a Vmcore was not GeneratedApplies to: Linux OS - Version Oracle Linux 7 and later Linux x86-64 Linux x86 Linux ARM 64-bit Goal: How to create a vmcore ( kernel memory dump ) when there was no ker…
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Instance Has No Private IP AddressAPPLIES TO: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 SYMPTOMS: Unable to access the instance through SSH. CAUSE: The instance was imported into O…
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OCI: How to Enable SSH Login for Local Users on Oracle Linux 9Goal: To enable SSH logins for local users on OL9 instances. Solution: Changing "PasswordAuthentication" from "no" to "yes" inside /etc/ssh/sshd_config is not enough bec…
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OCI: Extending the First Partition of the Disk Fails with Error "it cannot be grown"Symptoms: Disk has been extended at OCI Console Level by referring to the document. The new disk size is available at OS level after rescan. [root@ ~]# dd iflag=direct i… -
OCI - Network Interface Naming Issues When Changing VM ShapeApplies to: Oracle Cloud Infrastructure - Version N/A Linux x86-64 Symptoms: The system fails to activate the network interface after a reboot, resulting in a loss of ne…
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OCI: OPC User Login Fails with Error “User opc not allowed because account is locked”Applies To: Oracle Cloud Infrastructure Linux x86-64 Symptoms: OPC user login fails with error server refused our key/var/log/secure log shows error below: $ cat /var/lo…
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OCI - CIFS Mounts With Encrypted PasswordApplies to: Linux x86-64 Oracle Linux 8 – Oracle Linux 9 Goal: How do you mount a CIFS share with an encrypted password # cat /root/.password username=domain\user passwo…
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How to change the primary VNICHI all as asked early i think that the only way to change the primary vnic from a vnc to another is deleting the instance an recreate a new instance using the boot volum… -
OCI: Unable to SSH to Ubuntu Instance Using PasswordAPPLIES TO Oracle Cloud Infrastructure - Version N/A and later Linux OS – Ubuntu 22.04 SYMPTOMS: Unable to ssh to the instance with password even after setting PasswordA…
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ubuntu image questionSummary: ubuntu linux updates Content (please ensure you mask any confidential information): hi all i created an Ubuntu Linux server using an 22.04 image ( Canonical-Ubu…
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OSMH: Failed to Update to Package Version python36-oci-sdk-2.133.0-1.el7.x86_64Applies To: Oracle Cloud Infrastructure - Version N/A and later Information in this document applies to any platform Symptoms: On an Instance registered with OSMH, where…
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OCI: How To Change ssh Port Number in UbuntuApplies To: Oracle Cloud Infrastructure Ubuntu OS Goal: This document explains steps to change the ssh port number of an Ubuntu instance from Port 2222 to 22. Solution: …
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OCI: How To Prevent the download of src rpms with reposyncApplies to: Oracle Cloud Infrastructure Linux x86-64 Symptoms Reposync is taking up a large amount of space: $ sudo df -h /u01 Filesystem Size Used Avail Use% Mounted on…
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OCI: SSH Password login fails on OL9 “Connection closed by authenticating user port [preauth]“APPLIES TO Oracle Cloud Infrastructure Linux x86-64 Symptom On OL9 instance, enabled password authentication for SSHD service but still the SSH connections doesnot perfo…
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Oracle Linux: Instance Created from Backup After Expanding LVM Boot Volume to NVME Disk Fails to BooApplies to: Oracle Linux - Version 8 and later Symptoms The new instance created from a backup fails to boot and goes to an emergency dracut prompt. Cause The LVM boot l…