Category 631
Discussion List
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OCI: New Mount "/run/user/1001" Created Post System PatchingApplies To: Oracle Cloud Infrastructure Linux OS Symptoms After applying latest patch on server and database, an extra mount point (/run/user/1001) was mounted in the a… -
OCI: Pre Leapp Upgrade - Errors during downloading metadata for repository 'ol8_ksplice'APPLIES TO: Oracle Cloud Infrastructure Linux OS SYMPTOMS Below error while running pre upgrade by leapp. * dnf_transaction_check This actor tries to solve the RPM trans…
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OCI: yum reports two different versions of the "setup" packageAPPLIES TO Oracle Cloud Infrastructure Linux OS SYMPTOMS Duplicated packages as yum reports two different versions of the "setup" package hence fail to yum update "setup…
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OCI: Ubuntu Instance Fails to Boot With Kernel Panic “Not syncing: VFS: Unable to mount root fsAPPLIES TO: Oracle Cloud Infrastructure Linux x86-64 SYMPTOMS On OCI Ubuntu Instance, After Installing a new Kernel the Instance no longer boots using the latest kernel,…
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OCI: Accessing Samba Share From Windows Instance Fails with Error "Windows cannot access \\172.x.x.xAPPLIES TO: Oracle Cloud Infrastructure Linux x86-64 SYMPTOMS Samba Configuration was done on OCI Linux compute instance, While trying to access the samba share from OCI…
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OCI: No Response from "yum repolist" in RedHat InstanceApplies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms Unable to install updates in Red Hat image based instance. Cause This is a Red Hat …
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Linux: How to Install and Configure OSWatcher Using RPMAPPLIES TO: Linux OS - Version Oracle Linux 6.0 to Oracle Linux 8.8 [Release OL6 to OL8U8] Oracle Cloud Infrastructure Linux x86-64 GOAL: This document explains the step…
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OCI: journalctl Process Causing High CPU UtilizationApplies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 on Oracle Public Cloud Symptoms: journalctl consumes high CPU utilization. [root@test ~]# to…
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OCI: Timezone Resets Upon reboot on OL8 InstanceApplies to: Oracle Cloud Infrastructure Linux x86-64 Symptoms: On an OL 8 instance, the timezone resets from GMT to EST on reboot. Command used to set the timezone: # ti…
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OCI: SSHD Service Fails to Start with Error "Privilege separation user sshd does not exist"Applies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms Privilege separation user sshd does not exist according to boot log: [FAILED] Fail…
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OCI: Mount NFS Share with the Correct NFS versionApplies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Symptoms: Issues detected while trying to mount the NFS share with nfs version 4. The comman…
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OCI: How To Add Ksplice Key To An Oracle Linux InstanceApplies to Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 Goal This document describes how to add the key for Ksplice on an OCI Oracle Linux instance. …
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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…
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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 : 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 …
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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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How to set soft or hard limit for the number of user's processes “nproc”?APPLIES TO: Oracle Linux Cloud Service - Version Oracle Linux 6.0 and later Linux OS - Version Oracle Linux 6.0 and later Oracle Cloud Infrastructure - Version N/A and l…
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Oracle Linux - How to remove GRUB2 passwordApplies To: Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 on Oracle Public Cloud GOAL How to remove grub2 password SOLUTION To remove the grub2 passwo…
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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: SSH Security Configuration Rollback ProblemApplies 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] Information in this docume…
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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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Limiting the use of the 'su' command to specific groups related to 'su'.I intend to create a 'wheel' group and modify permissions for groups related to 'su' command usage so that only those groups can utilize the 'su' command. Additionally, …
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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…