At a recent customer install, I was faced with configuring Oracle Traffic Director (OTD) 12.2.1.2.0 Webgate with Oracle Access Manager. Deploying Webgate on OD 12c is very well described in the documentation. See A Configuring OAM Agent (WebGate) for Oracle Traffic Director 12.2.1.2 There is however a flaw in the […]
Jaap Poot
How to create a private 10 Gb network on an ODA X5-2
In my previous post Network considerations on an ODA X5-2 I described a solution where I created a private network to optimize network performance between the components running on an Oracle Database Appliance. I am talking about a Virtualized setup in this article, and rebuilding the second pair of public […]
Network considerations on an ODA X5-2
When you buy an Oracle Database Appliance (ODA) X5-2 off the shelve, you will get a machine with four times 10Gb copper Ethernet (bonded into two interfaces) for public communication and two 40Gb InfiniBand (bonded into one interface) for interconnect communication between the two ODA_BASE’s. You would think that should […]
Create an oracledb enabled Node.js application container
In my previous article, First setup of a connection from Node.js to an Oracle Database, I demonstrated how to make a connection to a remote database using Node.js and the node-oracledb module. I used a dedicated VM with Linux 7 installed and Oracle Instantclient provided the 12.1 client libraries. Now […]
First setup of a connection from Node.js to an Oracle Database
In this article I will demonstrate how to make a connection to a remote Oracle database from Node.js running on linux 7. We will be using the node-oracledb module to accomplish this. Lucas Jellema gave a great explanation about this module in his recent article Running node-oracledb – the Oracle Database Driver […]
Creating and scaling Dynamic Clusters using wlst
In my previous article, Creating and scaling Dynamic Clusters in Weblogic 12c, I described the creation and scaling of Dynamic Clusters. I used the Weblogic Console to create the Dynamic Clusters and change the number of servers. Most of the time you will use some wlst scripting to create and […]
Creating and scaling Dynamic Clusters in Weblogic 12c
Introduced in Weblogic 12.1.2, dynamic clusters is a great feature to scale your private cloud. Dynamic clusters provides you easy scaling of Weblogic clusters by adding and removing managed server instances on demand. They contain one or more dynamic servers. These dynamic servers are based on a single servertemplate that […]
Upgrade OVM 3.2 to 3.3
Lately several people asked me how they should go about with upgrading their OVM 3.2.x environment to 3.3.x They have the backend repository running on an Oracle Database, which is no longer supported. In release 3.3, only MySQL is supported as a backend repository database. They were wondering how the […]
Securing OHS environments with latest SSL TLS protocols and SHA-2 certificates
Customer case A while ago I was contacted by a customer about their old Oracle Application and Weblogic Server environment. They were receiving complaints from users that they can’t connect to the secure site any longer. Most of the complaints came from users that just recently updated their tablet or […]
OVM Storage Repositories: Don’t overspend!
During the last few months, I have been asked a couple of times to assist in solving problems with crashing Virtual Machines in Oracle VM environments. Failing disk checks on normal filesystems, read-only filesystems. * Fsck could not correct all errors, manual repair needed [ !! ] Give root password […]
Quick & Easy migrate VM from Oracle VM 2.x to 3.x
I have come across customers running their Virtual Machines (VM) on Oracle VM 2.x wanting to migrate them to Oracle VM 3.x Most of the time the engineers think the migration to 3.x is a lot of work. I have seen situations where they installed fresh new VM’s on Oracle […]