Application Integration

Two Merged Retailers Integrate HP NonStop SQL and Oracle RAC

The Connection, by Paul J. Holenstein
As the result of a merger, a major U.S. retailer had thousands of stores using two different point-of-sale systems. To resolve this, the company integrated point-of-sale processing for its existing ACI BASE24...

Big Data

Crunching Big Data

The Connection, by Paul J. Holenstein
In this article, we look at several technologies that interact to extract valuable business information from “the noise” of big data. Big data offers the opportunity for businesses to obtain real-time business intelligence that they could never reach in the past from their typical internal...

HPE Shadowbase Software Enables Operational Analytics for Commodity Big Data

The Connection, by Keith B. Evans
HPE Shadowbase software plays a key role in a quality control system for a major U.S. commodity market by integrating applications to extract meaningful data from a mass of test and product quality data, or...

Leveraging a Big Data Analytics Engine for Meaningful Insights

Connect Converge, by Keith B. Evans and Paul J. Holenstein
In this article, we look at several technologies that cooperate to extract valuable business information from the noise of big data, enabling businesses to obtain real-time business intelligence. A big data...

Business Continuity

Bank Chooses Sizzling-Hot-Takeover Data Replication for its BASE24 Business Continuity Solution

The Connection, by William G. Holenstein and Keith B. Evans
A regional bank serving a major resort island took a very stale, aged BASE24 system and upgraded both the hardware platform and BASE24 software with no outages except for a brief time during the final cutover...

Dramatically Reduce Outage Costs with Advanced Business Continuity Solutions

The Connection, by Keith B. Evans
Whether it be fire, power failure, software error, malfeasance, or some other cause, events occur which can lead to unplanned outages of IT services. If your business is relying on an active/passive or...

Hardware vs Software Data Replication for Business Continuity (Disk/Cache Flushing vs. Transactional Replication Engines)

The Connection, by Keith B. Evans
Business continuity encompasses activities that an enterprise performs to maintain timeliness, consistency, and availability of its data, operations, and services. Application availability depends upon the ability of IT...

HP (HPE) Pathway Domains and Data Replication—Perfect Together!

The Connection, by Keith B. Evans and Paul J. Holenstein
It takes two to tango! It is of no use having data available on alternate/takeover systems if the applications required to provide the business services are not also available when needed. Shadowbase...

One Bank's March Towards Active/Active

The Connection, by Paul J. Holenstein
A major bank, located on the Pacific Ring of Fire, suffered a devastating earthquake causing it to lose much of its data. After the disaster, the bank decided to switch to active/active data replication to prevent this kind of problem in the future. This article discusses in detail the steps the bank...

Protecting Your Vital Applications

The Connection, by Mark Pollans, HPE Sr. Worldwide Product Manager
This article is based on the excellent and informative presentation that Mr. Pollans gave at the 2017 Connect Technical Boot Camp on how to design and build advanced business continuity (BC) architectures, a...

Stock Exchange and Clearinghouse Accelerate Operations and Improve Availability with Data Replication

The Connection, by Paul J. Holenstein
A South American stock exchange using a trading system built with HP (HPE) NonStop servers faced high data entry error rates. The resulting manual reconciliation process required to correct these errors...

Tape Backup for Disaster Recovery? Really?

The Connection, by Keith B. Evans
Tape or virtual tape backup/restore for periodic backups is prudent (after all, it is easy to sometimes purge the ‘wrong’ file). However, when used for disaster recovery, in the always-on, never-stop world we live in, it often doesn’t make sense. Unfortunately, some businesses are using this...

The Better Backup Method

The Connection, by Paul J. Holenstein, Dr. Bruce D. Holenstein, and Dr. Bill Highleyman
This article discusses strategies for improving database recovery times after catastrophic failure for companies that use the “tried-and-true” backup and restore approach for data recovery. This method...

Vodacom's One Year Recovery

The Connection, by Brett Dismore and Paul J. Holenstein
Vodacom (Pty) Ltd is one of the largest cellular telephone service providers in Africa, currently supplying voice and messaging services to over 55 million customers. Prepaid calling cards are a major Vodacom service, which if unavailable, would cause much of Africa’s cellular traffic...

Why an Active/Passive Business Continuity Solution is Not Good Enough

The Connection, by Keith B. Evans
The costs of prolonged downtime of critical business IT systems are significant (potentially to the point of closing the company). These potential costs are compounded by the fact that the many events...

Why Your Business Continuity Plan May be Inadequate

The Connection, by Keith B. Evans and Paul J. Holenstein
Disaster recovery is not business continuity, and business continuity technologies are not all equal – some technologies are “more equal” than others. Even though you may already have a business continuity plan in place, it may not be adequate, well-tested, or well-supported. Worse...


Achieving Scalability for Mission-Critical Systems in the Cloud

The Connection, by Dr. Bruce D. Holenstein, Dr. Bill Highleyman, and Paul J. Holenstein
The third pillar of mission-critical systems is scalability; reliability and availability are the other two, creating the acronym RAS. Applications...

Adding High Availability to the Cloud

The Connection, by Paul J. Holenstein
In this article, we discuss the role that data replication solutions can play in public, private, and hybrid-cloud computing for critical applications and how it can lower your IT costs, improve fault tolerance of your applications, and increase flexibility. Companies are motivated to find...

Converged Infrastructure

Large Canadian Bank Adopts Converged Infrastructure

Connect Converge, by Paul J. Holenstein
A large Canadian bank took a major step towards providing improved service to its customers by modernizing its active/backup data center architecture and reengineering it into an active/active network. The Shadowbase product suite was selected to provide the data...

Data Integration

Real-Time Data Replication for Prescription Drug Fraud Prevention at a Large Government Healthcare Agency

The Connection, by Paul J. Holenstein
Prescription drug claims fraud is big business, costing billions of dollars. To help a country’s government healthcare agency stem the losses, a centralized claims fraud adjudication and prevention decision support...

Winning the Battle Against Internet Banking Fraud by Leveraging Real-Time Data Integration

The Connection, by Keith B. Evans
A European bank needed to design and implement its internet banking application in a very specific way: to detect and prevent fraud, yet still enable the authorities to pursue a conviction against the actual actions...

Data Replication on HP (HPE) NonStop Servers

HP (HPE) NonStop Business Continuity Product Suite: An Introduction

The Connection, by Ajaya Gummadi
Only HP Integrity NonStop servers are designed, from the ground up, for continuous application availability – from their native fault-tolerant system architecture, to a complete set of integrated and...

Only On NonStop: Data Replication on Steroids

The Connection, by Paul J. Holenstein
Concurrent replication has many efficiency advantages over serial replication, which are described in this paper. The highly efficient technique of concurrent replication is commercially available only on HP (HPE) NonStop server systems because of the unique structure of and...

Only On NonStop: The HP (HPE) NonStop Synchronous Gateway

The Connection, by Paul J. Holenstein
This article provides a detailed description of the HP NonStop Synchronous Gateway, and how it is used to implement synchronous data replication using Coordinated Commits (a future Shadowbase...


NonStop Impressions from an Under-30 Perspective

The Connection, by Paden R. Holenstein
This article gives a unique perspective on the HPE NonStop community from an individual under the age of 30. Paden Holenstein reflects on his first two years of experience in the "real world" and his initial impressions on the HPE NonStop community as a whole.

Research and Theoretical Topics

Improving Availability via Staggered Systems

The Connection, by Dr. Bruce D. Holenstein, Dr. Bill Highleyman, and Paul J. Holenstein
The reliability of a redundant system is optimized by minimizing the probability that both systems will fail simultaneously. If they both have the same failure probability distribution, then when one system is most...

Improving Reliability via Redundant Processing

The Connection, by Dr. Bruce D. Holenstein, Dr. Bill Highleyman, and Paul J. Holenstein
One of the three pillars of mission-critical systems is data reliability – a significant concern in data centers worldwide. Data reliability can be ensured via a special configuration that compares the operation of one...

Scale-up is Dead, Long Live Scale-out!

The Connection, by Keith B. Evans and Paul J. Holenstein
Keeping up with user demand is a significant challenge for IT departments. The traditional scale-up approach suffers from significant limitations and cost issues that prevent it from satisfying the ever-increasing workloads of a 24x7 online society. The use of massively...

Zero Downtime Migration

A Bank's Crisis Migration to a New Data Replication Solution

The Connection, by Paul J. Holenstein
As part of an HP (HPE) NonStop system upgrade project, a major bank and financial services institution found itself faced with either paying a large increase in license fees for its current data replication engine or having those licenses terminated. With only two weeks to go, the bank...

A Large Financial Institution Migrates Datacenters with No Downtime Using HPE Shadowbase ZDM

The Connection, by Keith B. Evans and Paul J. Holenstein
A major financial company offers person-to-person money transfers, money orders, and business payments. The company implemented an active/active system with two NonStop systems located 1,000 miles...

Switching Replication Engines with Zero Downtime

The Connection, Dr. Bruce D. Holenstein, Paul J. Holenstein, and Dr. Bill Highleyman
Sometimes it is necessary to change or update a data replication engine. A zero downtime migration will impose no downtime on either applications or users. The migration can take place during normal...