Category 631
Discussion List
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OCI: Ubuntu Instance /etc/resolv.conf Is Overwritten at Boot TimeApplies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms: /etc/resolv.conf custom entries get overwritten during boot. Changes: Made an name… -
OCI: vsftpd service fails to start "Failed to start Vsftpd ftp daemon."APPLIES TO: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms vsftpd service fails to start on OL Instance $ sudo systemctl start vsftpd Job for …
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OCI: Add sudo root Permissions to Regular Linux User in Oracle LinuxApplies to Oracle Cloud Infrastructure - Version N/A and later Oracle Linux x86-64 Goal There is a need for an additional regular user (testuser in this example) to be a…
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Error "GPG verification is enabled, but GPG signature is not available" in OL9 Custom Image kspliceApplies to: Oracle Cloud Infrastructure Oracle Linux 9 Symptoms: The following errors occur when attempting to use Ksplice on OL9 Custom Image instance for updating the …
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OCI: OL9 dmidecode Fails with Error “Wrong DMI structures count: 10 announced, only 0 decoded"Applies to: Oracle Cloud Infrastructure Oracle Linux 9 x86-64 Symptoms: dmidecode package version dmidecode-3.3-7.el9_2.1.x86_64 returns the following output: $ sudo dmi…
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Using apt or yum Fails with Error: "503 Service Unavailable" or "FAILED: Trying other mirror"Applies to: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 - Ubuntu and CentOS Symptoms: Contacting official repositories for Ubuntu or CentOS intances…
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Oracle Linux – How to Increase Entropy ValueAPPLIES TO: Linux OS – Version Oracle Linux 7.0 to Oracle Linux 9.0 [Release OL7 to OL9] Linux x86_64 on Oracle Public Cloud UEK5 / UEK6 / UEK7 GOAL: Increase entropy va…Alejandro Rodriguez L.-Oracle 173 views 0 comments 2 points Started by Alejandro Rodriguez L.-Oracle Linux -
OCI - How To Extend a Non-Root FilesystemApplies to: Oracle Cloud Infrastructure Linux x86-64 Goal: Explain how to extend a non-root XFS or EXT filesystem that is hosted in a single Storage Volume in one of the…
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How to Change Network Device (NIC) Name on CentOS 7 Bare Metal InstanceApplies to: Oracle Cloud Infrastructure Centos 7.9 x86-64 Goal: This document will explain how to change the network device (NIC) name on a Centos Bare Metal instance an…
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OCI: DHCP Fail After Reboot With Error "libdns-export.so.1102: cannot open shared object file"Applies to Oracle Cloud Infrastructure - Version N/A and later Linux OS - Version Oracle Linux 7.0 and later Information in this document applies to any platform. Sympto…
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Oracle Linux – How to Change /var Partition to a New DiskApplies 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: Move /var partition to a new disk to a…
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update ubuntu private instanceSummary: hi all I created a private Ubuntu instance using the Canonical-Ubuntu-22.04-Minimal-2023.08.27-0 image the image is connected to an public subnet and the vcn ha… -
OCI - How to Mount an Object Storage Bucket as Filesystem in Oracle Linux 7Applies to: Oracle Cloud Infrastructure - Version N/A to N/A [Release 1.0] Linux x86-64 Goal This document will explain how to mount an Object Storage bucket as a filesy…
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OCI – Ubuntu 22 .04 LTS Instance Stops Responding 20 Minutes After BootApplies to: Oracle Cloud Infrastructure - Version N/A and later Ubuntu 22.04 LTS Symptoms Twenty minutes after being started, the instance stops responding completely – …
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Cannot Install Packages with Yum - “[Errno 14] curl#56 - "Callback aborted" - Trying other mirror.Applies to: Oracle Cloud Infrastructure - Version N/A and later Oracle Linux 7 x86_64 and later Symptoms System is hosted in Frankfurt region and not able to install pac…
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OCI: Getting Failed Login Attempts from oracle-cloud-agent in Linux Instance While Trying to sudo(8)Applies 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: /var/log/secure logs show these er…
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Oracle Linux: How to Remove Java from a Linux InstanceApplies 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: Remove Java versions completely from Ora…
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OCI – How To Remove Container Images From Private Container Registry and Delete the Empty RepositoryApplies 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 provides steps on how to…
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OCI: Building Initramfs Dracut Shows Error Message "ldconfig exited ungracefully"Applies to Oracle Cloud Infrastructure - Version N/A and later Linu OS - Version Oracle Linux 7.0 and later Linux x86- 64 Symptoms While booting, the messages described …
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SSH to Instance Failed at "Permission denied (publickey,gssapi-keyex,gssapi-with-mic)" in OCIApplies To: Oracle Cloud Infrastructure - Version N/A and later Information in this document applies to any platform. Symptoms: When SSH'ing to an instance, this "Permis…
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OCI: DBCS Instance Upgrade Failed With "Error: Package: 32:bind-9.11.4-26.P2.el7_9.14.x86_64"Applies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms: DBCS Instance Upgrade failed with following error: [2023-08-18 19:30:47,222] FINE …
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Ubuntu Instance Can't connect to MQTT service on port 1883APPLIES TO: Oracle Cloud Infrastructure - Version N/A and later Information in this document applies to any platform. SYMPTOMS Oracle cloud server running a MQTT service…
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OCI: Users Are Unable to Do SSH Authentication on AD ServerApplies to: Oracle Cloud Infrastructure - Version N/A and later Oracle Linux 7 x86_64 and later Symptoms Some users are able to login with ssh via AD credentials, while …
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Secure way to do a sudo on linux serverSummary: We have a need to limit a linux user's ablilty to Sudo to specific other users We have 2 options for the Entry on /etc/suoders.d. Which among these you recommen…
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OCI: Instance Fails to Boot Latest Linux KernelApplies To Oracle Cloud Infrastructure Linux x86-64 Symptoms The instance fails to boot into the latest kernel after installing the latest RHCK kernel The latest kernel …
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OCI: Unable to Perform dnf updateSymptoms: “dnf update” fails with the following error: # dnf update Last metadata expiration check: 0:09:35 ago on Fri 11 Aug 2023 07:42:44 AM GMT. Error: Problem: packa…