Oracle Linux
Discussion List
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OCI : oci-growfs Fails to Extend PartitionApplies to: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 on Oracle Public Cloud Symptoms: After extending boot volume in OCI console and running the … -
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: Rsyslogd error: fopen() failed for path: '/var/lib/rsyslog/imjournal.state.tmp'Applies to: Oracle Cloud Infrastructure - Version N/A and later Oracle Linux x86-64 Symptoms Following error occurs many times in /var/log/messages and little to no othe…
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OCI: Linux Instance Unstable and Keeps Rebooting with “check_map_access+0x1f/0x48”Applies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms Oracle Linux instance becomes unstable after installing “datadog” agent and it keep…
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Oracle Cloud Agent Installation Fails With Error"unpacking of archive failed on file <file name>"Applies To: Oracle Cloud Infrastructure Oracle Linux x86-64 Symptoms Oracle Cloud Agent installation Fails on OCI Centos Instance with error: Transaction Summary Install…
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OCI: Getting Error "Curl error (6): Could not resolve host" While Running "yum update"Applies to: Oracle Cloud Infrastructure - Version N/A and later Oracle Linux x86-64 6 and later Symptoms Getting errors when running yum update: # yum update -y Oracle L…
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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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How to Easily Check I/O Usage by Process in LinuxApplies to: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Goal Linux systems do not generally log past I/O activity per process. It is however quite s…
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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 : iSCSI Block Volumes Not Attached During BootApplies to: Oracle Cloud Infrastructure Oracle Linux - Version 7 and later Symptoms iSCSI block volumes are not detected during system boot. There are no active iSCSI se…
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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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Oracle Linux: rpm/yum/dnf Commands Fails with “Command failed: rpmdb open failed”Applies to: Oracle Linux - Version 7 and later Symptoms The following errors appear while using rpm/up2date/yum/dnf commands: $ sudo up2date --nox --register rpmdb: PANI…
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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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How to Install and Configure Performance Co-Pilot (PCP)Applies to Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Goal This document explains how to install and configure Performance Co-Pilot (PCP) for analy…
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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: Manually created crontab missingApplies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms: While running command “crontab -l” – no output is displayed, even though crontab w…
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OCIFS Mountpoint not Getting Mounted after Forced Reboot or CrashApplies to Oracle Cloud Infrastructure Linux x86-64 Symptoms When trying to mount an Object Storage bucket using the OCIFS fuse module, the operation produces an error m…
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Root Filesystem Shows 100% FullApplies To Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms The output from “df -h” command shows that the / filesystem is 100% full. # df -h | …
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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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OCI: Leapp Pre-Upgrade Fails With Error “Title: DNF execution failed with non zero exit code.”Applies To Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms: $sudo leapp preupgrade --oci…..Leapp Pre-Upgrade fails with error:Risk Factor: high…
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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…