Oracle

Compile additional packages for Oracle VM Server

I needed a special package on my OVM Server 3.4.6. The package is called fio and is needed to do some I/O performance tests. Unfortunately, OVM Server does not provide any package for compiling software and installing additional software(…)

ODA : Free up space on local filesystems

Introduction When you work on ODA you sometimes get struggled with local filesystem free space. ODA has terabytes of space on data disks, but local disks are still limited to a raid-1 array of 2x 480GB disks. And only few(…)

Understand Oracle Text at a glance

What is Oracle Text? Oracle Text provides indexing, word and theme searching, and viewing capabilities for text in query applications and document classification applications. Oracle text activation for a user create user ORATXT identified by oratxt ; grant ctxapp(…)

OEM Cloud Control 13c – Agent Gold Image

Introduction I am currently setting up a new “Base Image” virtual machine (Red Hat Enterprise Linux 7.6) which will be used to create 6 brand new Oracle database servers requested by a customer. Besides installing and configuring the OS, I(…)

odacli create-database fails on ODA X7-2HA with java.lang.OutOfMemoryError

Today I was onsite at my customer and he told me: I can no longer create databases on my ODA X7-2HA, every time I try to use odacli create-database it fails, please help. Ok, let’s check what happens, the customer(…)

Strange behavior when patching GI/ASM

I tried to apply a patch to my 18.3.0 GI/ASM two node cluster on RHEL 7.5. The first node worked fine, but the second node got always an error...

Technical and non-technical sessions at the DOAG 2018

The amazing DOAG 2018 conference is over now. As every year we saw great technical as well as great non-technical sessions. What impressed me was the non-technical presentation “Zurück an die Arbeit – Wie aus Business-Theatern wieder echte Unternehmen werden”(…)

Reimaging an old X3-2/X4-2 ODA

Introduction X3-2 and X4-2 ODAs are still very capable pieces of hardware in 2018. With 256GB of RAM and at least 16 cores per node, and with 18TB RAW disk capacity as a standard these appliances are far from obsolete(…)

How to migrate Grid Infrastructure from release 12c to release 18c

Oracle Clusterware 18c builds on this innovative technology by further enhancing support for larger multi-cluster environments and improving the overall ease of use. Oracle Clusterware is leveraged in the cloud in order to provide enterprise-class resiliency where required and dynamic(…)

Oracle 18c : Active Data Guard and AWR Reports

By Mouhamadou Diaw Since Oracle Database 12c Release 2 (12.2), Automatic Workload Repository (AWR) data can be captured for Active Data Guard (ADG) standby databases. This feature enables analyzing any performance-related issues for ADG standby databases AWR snapshots for(…)