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JENKINS – some ways to restart manually Jenkins services
Hi Team, Depending on your actions performed on your master,sometimes Jenkins needs to be restarted,for that,we have many alternatives,it is not supposed to be a tough task but it can be helpful to...
View ArticleAlfresco – ActiveMQ not starting, blocking Alfresco
As already mentioned in a previous blog, ActiveMQ has been used in the scope of Alfresco since quite some time. Initially, as an optional component but then, it became mandatory. Just like for the...
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Deploying a KVM-based virtualized X8-2M ODA
Introduction Until now, High-Availability (HA) ODAs could have been deployed either in bare metal or in virtualized mode. Virtualized mode means that instead of installing a classic Linux system on the...
View ArticleODA 19.11.: ORACLE_HOMEs on ACFS
Introduction Beginning with Oracle Database Appliance (ODA) 19.11. the ORACLE_BASE and ORACLE_HOMEs are created on ACFS. That’s good news, because there is much more space on ASM than on the internal...
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ODA: Quickly solve ILOM and BIOS update errors
Introduction Patching an Oracle Database Appliance is sometimes quite tough and you often struggle to solve failures at different steps. Regarding ILOM and BIOS patching errors, a simple workaround is...
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SQL Server: Using Client Statistics to validate a query regression after a...
Few days ago, I have very poor performance on a database that I migrate from SQL 2012 to SQL 2019. The developer Team asks me to upgrade the number of CPU and the Memory to have better performance....
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Nutanix Era with oracle databases : Part 1 – Introduction
I’m currently setting up a lab for Nutanix Era in order to be able to provide some presentation on this subject and see how Nutanix Era interacts with Oracle databases. I therefore thought it would be...
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Nutanix Era with oracle databases : Part 2 – Create an oracle database...
This is the part 2 of Nutanix Era blogs related to the use with Oracle databases. Before using Nutanix Era with Oracle and be able to provision oracle databases, we need to create a template VM. To do...
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Nutanix Era with oracle databases : Part 3 – Provision an oracle database
In the previous blog (Part 2) we have created a VM template for oracle database and we could successfully registered it in Nutanix Era. Now we are going to use it to provision an oracle database named...
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Auto Upgrade of non CDB to PDB with autoupgrade.jar in Oracle 21c
Since Oracle 21c it is possible to convert the non CDB database into a PDB directly during the upgrade using the Oracle Autoupgrade Tool. This is an important enhancement, because with Oracle 21c the...
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How to view and change SQL Server Agent properties with T-SQL queries
Few days ago, after a reboot, we had this warning on the Agent Error Logs on many servers: Warning [396] An idle CPU condition has not been defined – OnIdle job schedules will have no effect “The CPU...
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How to find the TLS used for the SQL Server connection
For a customer, I do some research to find which TLS is used on the SQL Server environment. The only way is to create an Extended Event. A big limitation is that the event used is only available on SQL...
View ArticleWhat are those *_init files for in PostgreSQL?
Quite some time ago I’ve written about relation files in PostgreSQL and when they get created. In that post we talked about the files containing the actual data, the free space map (fsm) and the...
View ArticleParallel distinct for PostgreSQL 15
When parallel execution was introduced with PostgreSQL 9.6 it was quite limited and supported only a few operations to run in parallel. Over time more and more operations were enabled to run in...
View ArticleTemporal tables for PostgreSQL 15?
One of the features which is currently missing in PostgreSQL is Temporal Tables. Other database systems have that since a long time and many people want to have in PostgreSQL as well. If you don’t know...
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Deploy a Kubernetes cluster using Ansible in AWS
After more than 2 years of experience in Kubernetes cluster administration, I am deeply convinced that one of the most important things to have as an ops guy is a sandbox cluster at your disposal. This...
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MongoDB Monitoring using Nagios
The question comes frequently: How can I monitor my MongoDB cluster (ReplicaSet or Sharded) in a production environment? To answer this question we need first to get an overview of all potential...
View ArticleAfter startup database with srvctl, sqlplus as sysdba results in ORA-12547:...
A few days ago a customer called me, that he have a strange issue with a new created database in a oracle restart configuration with 19c. Problem The customer has patches his 19c Databases with the...
View ArticleHow much shared memory is PostgreSQL using? (1) – basics
Have you ever wondered if the value of shared_buffers is the only setting which controls how much shared memory PostgreSQL is actually using? There was a nice addition committed to PostgreSQL 15...
View ArticleHow much shared memory is PostgreSQL using? (2) – details
In the last post in this two post series we’ve briefly looked at configuring huge pages on Linux for PostgreSQL. It became clear, that calculating the number of huge pages purely based on the setting...
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