Linux

SUSE Manager installation

In this Blog I will write the requirements and steps to install SUSE Manager Server. Maybe you heard about SUSE Manager but you could not understand why a SUSE Manager Server (SUMA) can help to manage your(…)

Pressure Stall Information on Autonomous Linux

By Franck Pachot . The Linux metrics that are usually considered for performance monitoring and troubleshooting have many drawbacks and frequent misinterpretations. The recent kernels provide PSI (Pressure Stall Information) which is not enabled by default in Oracle Linux(…)

How to prepare for the SLES 15 Admin certification.

My Background Since I started at dbi services sa (before 3 Weeks), I was working and preparing for the SUSE Linux Enterprise 15 certification. I had worked with other Linux distributions like CentOS, Ubuntu and Debian on my old(…)

Oracle Autonomous Linux: cron’d ksplice and yum updates

By Franck Pachot . Oracle Enterprise Linux (OEL) is a Linux distribution which is binary compatible with Red Hat Enterprise Linux (RHEL). However, unlike RHEL, OEL is open source, free to download, free to use, free to distribute, free(…)

Always free / always up tmux in the Oracle Cloud with KSplice updates

By Franck Pachot . I used to have many VirtualBox VMs on my laptop. But now, most of my labs are in the Cloud. Easy access from everywhere. GCP There’s the Google Cloud free VM which is not(…)

Documentum – LSS registerOracleVersionView script with wrong content

As discussed in a previous blog, working with LSS might prove a little bit challenging from time to time. In this blog, I wanted to share an error I saw while installing LSS 16.6.1 on an(…)

ODA hang/crash due to software raid-check

Oracle Database Appliance (ODA) is by default configured with software raid for Operating System and Oracle Database software file system (2 internal SSD disks). 2 raid devices are configured : md0 and md1.ODA are configured to run raid-check every Sunday(…)

Install CentOS 8 on VirtualBox

Last days, I needed to test our DMK tool for the new MySQL and MariaDB releases on the most recent version of CentOS. Here you can find all important steps to configure(…)

Adding a dbvisit standby database on the ODA in a non-OMF environment

I have recently been working on a customer project where I had been challenged adding a dbvisit standby database on an ODA X7-2M, named ODA03. The existing customer environment was composed of Oracle Standard 12.2 version database. The primary database,(…)

Migrating Oracle database from windows to ODA

Nowadays I have been working on an interesting customer project where I had to migrate windows oracle standard databases to ODA. The ODAs are X7-2M Models, running version 18.5. This version is coming with Red Hat Enterprise Linx 6.10 (Santiago).