Description: A global technology company had a complex database environment supporting more than 500TB of data and an on-site hardware configuration consisting of two Oracle SPARC SuperClusters with full-rack Exadata, backup devices, and gateways to access the data centers. The workflow application was mission critical and needed to adhere to strict Service Level Agreements. Because […]
This case study is courtesy of an IT Architect and Senior DBA working for a large international call and service center. He has managed four separate Database Managed Service Providers (DBMSPs) as a part of keeping mission-critical database systems up and running. This study is based upon his experiences with each. His company had more […]
In the wake of a global pandemic and an enormous shift towards working from home, IT Senior Management must be concerned with balancing the focus between working from home and living at work. They need to keep the IT staff productive, empowered, and engaged, but without traditional face to face. We need to know that […]
Located in St. Petersburg, Florida, Guardian Eagle is a leader in providing clients with solutions to their complex, data-centric challenges. With more than 14 years as an Oracle Gold Partner, we have been offering database managed services and supporting database environments before client-server was a new, hot thing. Our core strengths are advanced database administration […]
Disaster Recovery Part Two: Achieving a 5 minute lag behind production with Oracle Dataguard This is the second installment in a three-part series about my experiences with a DR project for a long time client that was entering into a new line of business. Part one of the series provided some background on Disaster Recovery […]
One of the important functions of an Oracle DBA is to pay close attention to database performance. During tuning exercises, Oracle DBAs often encounter I/O Subsystem bottlenecks, which can cause an increase in response times and time-outs. A calibration of the storage subsystem will reveal any performance limitations. Oracle provides two approaches to calibrating the […]
Linux SAN Multipathing What is Multipathing? Multipathing is a fault-tolerance technology that allows you to have more than one physical path between a host (server) and an external storage device (SAN). In the event that any component (NIC, cable, switch) in the environment fails, the physical path is switched to a path that does not […]
Disaster Recovery Part One: The Foundation of Your Disaster Recovery Plan This will be the first of a three-part series about my experiences with a Disaster Recovery (DR) project for a long time client that was entering into a new line of business. Part one of the series will be some background on Disaster Recovery and […]
Update: January 28, 2019 What is Multi-Factor Authentication? An already excellent post by Hari Muthuswamy, I wanted to add a bit of information on Multifactor Authentication. – Dan Elliott Multi-Factor Authentication, also known as dual factor authentication or 2FAis not a new concept but how it is delivered has changed. Many of you remember carrying […]
Everyone has been in a situation where they needed a test environment and we all know physical test environments can prove to be costly to implement and maintain. Oracle VirtualBox provides a free, easy to install, desktop virtualization tool that is available for Windows, OS X and Linux. VirtualBox allows users to run just about […]