The experiences of migrating a large scale, high performance healthcare network

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In the next half hour… ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Partners Healthcare System ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Anchor Hospitals & Airport BWH MGH Logan Airport 10 km 6 km

Acute Care Hospitals MGH BWH Newton- Wellesley Community Physician Practices

Partners Domain Devices Internet 12,000 Printers 32,000 Desktops Firewall ~30,000 other devices 1,450 Servers Closely Managed Assumed Managed

Windows Production Architecture 3.5 TB

Enterprise Integration Over 30% are to and from Caché database Change from prior year Daily Average Est. Annual Transactions # of Interfaces 196 170 192 167 37% 4,659,035 1,330,962,017 2007 40% 3,399,211 1,240,712,044 2006 45% 2,431,917 887,649,802 2005 1,673,515 610,833,080 2004

Database Utilization Average Database References per day in Billions

The Need to Migrate - Availability Monthly Downtime Current State Business need

Additional Business Requirements ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Caché Migration Decision Making Process ,[object Object],[object Object],[object Object],[object Object],[object Object]

Phased migration approach ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Database Benchmark Load Testing Results ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],0.66 0.15 0.32 LMR avg Caché app time (in sec.) 40,000 40,000 11,806 LMR transactions (5 min. period) 135,000 30,000 35,000 Database Global Refs / sec. Benchmark full script load Benchmark “paced” script load Production peak (8/21, 11:20 am) Metric

Design and Configuration Considerations ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Benchmark Discoveries led to Production Improvements ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

75% reduction in long running transaction

Monthly Average Caché Web Transaction Time

Application Models ,[object Object],Browser client Web server Cache Cache VB client .Net server Cache Cache .Net client Browser client Web server Cache Web Services Browser client .Net client Scalability/Connection pooling, robustness/error handling, Vism Managed Obj. Vism.ocx Managed Obj. Cache Web Services WebLink

The experiences of migrating a large scale, high performance healthcare network Larry Williams Corporate Manager, Partners HealthCare

The experiences of migrating a large scale, high performance healthcare network

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The experiences of migrating a large scale, high performance healthcare network