LXKM
Discussion List
-
OCI: Server Is Getting Stuck At "grub" Prompt After RebootAPPLIES TO Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 SYMPTOMS After server reboot, the system is inaccessible because it is waiting for user inter… -
OCI: Boot Fails with Error "error: ../../grub-core/script/lexer.c:352:syntax error."Applies to: Oracle Cloud Infrastructure Linux OS Symptoms: Boot fails for all installed kernels with the following errors error: ../../grub-core/script/lexer.c:352:synta…
-
OCI: Unable To Create Update Job for OSMH Instance "Invalid managedInstanceIds"Applies To: Oracle Cloud Infrastructure Oracle Linux Symptoms: Unable to create an update job for OSMH instance. Getting below error: Observability and Management » OS M…
-
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 …
-
OCI - How to Manually Boot From OL7 Grub2 PromptApplies to Oracle Cloud Infrastructure Oracle Linux 7 x86-64 Goal After a system reboot, the system is inaccessible because it is waiting for user intervention in Grub2'…
-
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…
-
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) …
-
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…
-
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…
-
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…
-
OCI - How to Enable sysstat – SAR Data CollectionApplies to: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Oracle Linux 8 and above Goal: This document outlines the steps required to setup and enable…
-
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 …
-
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…
-
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…
-
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…
-
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…Alejandro Rodriguez L.-Oracle 11 views 0 comments 0 points Started by Alejandro Rodriguez L.-Oracle Linux -
Rocky Linux Instance Fails to Boot with Error: "\EFI\redhat\shimx64.efi: Load Error"Applies to: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms The Rocky Linux instance fails to boot and drops to grub> prompt with the following…
-
OCI: Instance Failed To Boot With Error "Failed to open \EFI\redhat\grubx64.efi- Not Found "Applies to: Oracle Cloud Infrastructure Linux x86-64 Symptoms A new instance was created from the clone of a running instance failed to start with error. The console sho…
-
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…
-
OCI: Unable to increase boot volume sizeApplies to: Oracle Cloud Infrastructure Linux x86-64 Symptoms The instance is a “custom” instance, and an attempt was made to increase the size of the boot volume filesy…
-
OCI: Unable to Mount LVM Filesystem with error "unknown filesystem type LVM2_member"Applies to: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Oracle Linux 8 – Oracle Linux 9. Goal: Mount the filesystem from old Oracle Linux Instance B…Alejandro Rodriguez L.-Oracle 400 views 0 comments 0 points Started by Alejandro Rodriguez L.-Oracle Linux
-
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…
-
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: …
-
OCI: Yum Command Fails with Message: “It was impossible to connect to the Red Hat servers”Applies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 on Oracle Public Cloud Symptoms: This is a VMWare VM migrated to OCI using custom image vmdk…
-
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…
-
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…
-
OCI - Service secondary_vnic_all_configure.service Failed to start at BootApplies to: Linux OS – Version Oracle Linux 8.0 to Oracle Linux 9.0 [Release OL8 to OL9] Linux x86_64 on Oracle Public Cloud Symptoms: Oracle Linux instance showing up s…
-
Wget Returns Certificate Error MessageApplies to: Linux OS - Version Oracle Linux 7.0 and later Linux x86-64 Symptoms After importing a Certificate Authority ( CA ) certificate with "update-ca-trust", wget s…
-
OCI: How to Get File Permissions in Octal Mode Using stat CommandAPPLIES TO: Linux OS–Version Oracle Linux 7.0 to Oracle Linux 9.0 [Release OL7 to OL9] Linux x86_64 on Oracle Public Cloud GOAL: This document explains the command to ge…