Critical Issue The computing load placed on an aging IBM AS/400 model 730 caused response times to swell, so a powerful new IBM System i model 570 was acquired to take its place. All of the healthcare facilities supported by this system operate on a 24/7 basis, with Adventist employees accessing and updating patient charts continuously. A conventional migration from the AS/400 to the new System i model 570 was going to result in an unacceptable amount of downtime— potentially more than 20 hours. Results • Upgrade/Migrate While Active was used to run the new System i 570 in parallel with the existing production server. • The setup and configuration was performed during the day while users were still on the system. • 800 gigabytes of data were synchronized between the existing p

Join for free to read