LXKM
Discussion List
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Linux: Podman Container Failed to Start: "Error: unable to start container runc: runc create failed”Applies to: Linux OS - Version Oracle Linux 8.0 and later Linux x86-64 Symptoms Podman container failed to start returning error below: $ podman start coder-mdbaque Erro… -
kernel: connectionX:0: detected conn error (1020)Applies To: Oracle Cloud Infrastructure - Version N/A and later Linux OS - Version Oracle Linux 7.0 and later Symptoms: Oracle Linux 7 instances running iSCSI may experi…
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OCI: Linux Diagnostic CollectionsApplies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 GOAL When a linux system runs into unforeseen hang or crash or performance issue, some logs/…
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OCI: Oracle Linux 9 Instance Looses the Network Configuration every 24 HoursApplies to Oracle Cloud Infrastructure Oracle Linux Symptoms An Oracle Linux 9 system that boots via iPXE, default in OCI, which normally have the dhcp module automatica…
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OCI- The root filesystem is periodically filling up to 100% space usedApplies To Oracle Cloud Infrastructure Linux x86-64 Symptoms $ df -h | egrep "Filesystem|ocivolume-root" Filesystem 1K-blocks Used Available Use% Mounted on /dev/mapper/…
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Oracle Linux: How to Calculate Memory UsageAPPLIES TO Linux x86-64 Oracle Cloud Infrastructure GOAL This document describes how to calculate Linux memory usage. SOLUTION 1. Calculate memory usage using SAR $ sar …
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Linux: Use attempting to login or "su" reports error: "Resource temporarily unavailable"Applies to Oracle Linux - Version 7 and later Oracle Cloud Infastructure Symptoms Login or su to a particular user fails sometimes. The logs show the following error: No…
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Oracle Linux: Installation of compat-libstdc Fails with "Unable to find a match: compat-libstdc"APPLIES TO: Linux OS - Version Oracle Linux 8.0 and later Linux x86-64 SYMPTOMS An application on Oracle Linux 8 requires compat-libstdc++-33, however when installing th…
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Oracle Linux: audit Logs are Also Going to /var/log/messagesApplies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms: /var/log/messages file significantly increase in size and mostly contain the audit…
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OCI: Yum Update Fails With duplicate package errorApplies to Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Goal When trying to use yum to update packages on a system, it fails with an error such as th…
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OCI: How to Force Reboot a Linux Instance Using AnsibleApplies to: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Goal Ansible is being used to manage Linux instances. To reboot the instances, the ansible r…
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OCI: systemctl status rc-local.service Main Process Exited code=exited status=203 EXEC.Applies to Oracle Cloud Infrastructure - Version N/A and later Linux OS - Version Oracle Linux 7.0 to Oracle Linux 9.3 [Release OL7 to OL9U3] Linux x86-64 Symptoms Faile…
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Oracle Linux 7: How to Change Current UEK Kernel Release To a Different UEK ReleaseApplies To: Oracle Cloud Infrastructure - Version N/A and later Oracle Linux x86-64 - version 7 Goal: Oracle Linux 7 was distributed in its 1st release 7.0 with kernel U…
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OCI: Unable to Connect to Instance using Putty or WinSCPApplies to: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms Unable to connect to an instance using Putty or WinSCP. While SSH from the Windows …
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OCI: dnf update fails with error “no match for argument”Applies To Oracle Cloud Infrastructure Linux x86-64 Symptoms While attempting to update packages, the “no match for argument” and “Error: No packages marked for upgrade”…
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OCI: ssh Connection Fails With “Bad configuration option” ErrorAPPLIES TO Oracle Cloud Infrastructure - Version N/A and later Linux x86_64 SYMPTOMS When connecting from a Linux system with ssh, the connection fails and the following…
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OCI: YUM/DNF Fails with "Curl error (23): Failed writing received data to disk/application for"Applies to: Oracle Cloud Infrastructure Linux x86-64 Symptoms: While running “yum” or “dnf” commands (like the “yum update” command), the package's download operation is…
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OCI: iSCSi Connection Errors Caused Delays in Booting the OSAPPLIES TO: Oracle Cloud Infrastructure Oracle Linux SYMPTOMS Many iscsid connection errors occur while rebooting Linux OS. These errors delay boot time: Oct 23 12:34:34…
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OSMH: API usage fail with error “AttributeError: module 'oci' has no attribute 'os_management_hub'”Applies to: OSMH On-Prem Goal : OSMH API command "os_management_hub_client" failed with error “AttributeError: module 'oci' has no attribute 'os_management_hub'” Solutio…
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OCI: How to Reset the Network Interface Configuration to DHCP with nmcliAPPLIES TO: Linux OS - Version Oracle Linux 7.0 and later Linux x86-64 GOAL: How to reset a NetworkManager interface configuration from manual ip assignments to dhcp ip …
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OCI: Curl Reports Error "SSL received a record that exceeded the maximum permissible length."Applies to: Linux OS - Version Oracle Linux 5.0 and later Linux x86-64 Symptoms During a yum repolist command curls reports the following error https:///repo/OracleLinux…
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OCI: Duplicated Account Causes SSH to Fail With the "Permission denied" ErrorAPPLIES TO: Oracle Cloud Infrastructure Linux x86-6 SYMPTOMS: When connecting to an Oracle Linux system via SSH, the below error is received: $ ssh opc@example.com opc@e…
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OCI: Instance Failed to Boot After Attaching Paravirtualized Block Volume as ISCI TypeApplies to: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms: The instance failed to boot after attaching a Paravirtualized block volume as ISCS…
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OCI: Server Failed to Boot Due to Low Value of vm.max_map_countAPPLIES TO: Oracle Cloud Infrastructure Linux x86-64 GOAL: Increase kernel parameter value vm.max_map_count permanently. SYMPTOMS Instance unable to boot and fails with …
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OCI: - Resize Boot Volume in Oracle Linux 7 and 8 Instances in OCI [Video]APPLIES TO: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Goal This video explains how to extend the partition of boot volume in Oracle Linux 7 and 8 …
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How to Use a Serial Console Connection to Edit Files or Change User Key in OCI Linux InstanceApplies to: Oracle Cloud Infrastructure Linux x86-64 Goal How to edit files or change a user's key inside an OCI Compute IaaS instance using a serial console connection.…
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Cron Daily “/etc/cron.daily” Jobs not Executing at Specified TimeApplies to: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms: Daily cron jobs are getting executed at random time and not as scheduled. #cat/etc…