# System 4 – Sizing

enaio® • 10.10 »

## RECOMMENDATION 1

### Central Servers/Services

- Server 1: RDBMS (MSSQL cluster)
  2 CPUs, 6 GB RAM, HDD: 50 GB

- Server 2: file server for WORK, CACHE, and DV cache
  1:1 document volume (~3 GB/day) + 500 GB (DV cache)

### enaio® Applications

- Server 1: app server, enaio® appconnector, enaio® webclient, enaio® gateway, enaio® documentviewer (client)
  6 CPUs, 6 GB RAM, HDD: 80 GB

- Server 2: app server, enaio® appconnector, OSR3, web services, EEX, enaio® service-manager (EMS, license, extraction)
  5.5 CPUs, 5 GB RAM, HDD: 80 GB

- Server 3: enaio® documentviewer (CPB), enaio® service-manager (OCR)
  6 CPUs, 6 GB RAM, HDD: 120 GB

- Server 4: enaio® service-manager, (search, index, Elasticsearch)
  2 CPUs, 6 GB RAM, HDD: 100 GB

## RECOMMENDATION 2 (Lower Number of Windows Servers)

### Central Servers/Services

- Server 1: RDBMS (MSSQL cluster)
  2 CPUs, 6 GB RAM, HDD: 50 GB

- Server 2: file server for WORK, CACHE, and DV cache
  1:1 document volume (~3 GB/day) + 500 GB (DV cache)

### enaio® Applications

- Server 1: app server, enaio® webclient, enaio® gateway, enaio® documentviewer (client)
  7.5 CPUs, 7.5 GB RAM, HDD: 80 GB

- Server 2: enaio® appconnector, EEX, enaio® service-manager (EMS, OCR, search, index, license, extraction), Elasticsearch
  6 CPUs, 11 GB RAM, HDD: 80 GB (enaio® service-manager), 100 GB (VTX)

- Server 3: enaio® documentviewer(CPB), OSR3, WebServices
  6 CPUs, 8 GB RAM, HDD: 120 GB

The app server could become a bottleneck. It is therefore necessary to increase/optimize number of threads and configuration (registry, periodic jobs, executors).

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