# Behind the Scenes – Digital Humanities VM Cluster

Posted on May 8, 2013 by treydock

## System Specifications

### VM Cluster hardware

- Chassis: SC825TQ-R720UB
- Motherboard: H8DGU-F
- Processors: Two AMD Opteron 6212
  - 8 cores per socket @ 2.6GHz
- Memory: Eight 8GB DDR3 1333MHz ECC Registered RAM
  - 8 of 16 DIMMs populated
  - Expandable to 512GB RAM
- RAID Controller: AOC-USAS2LP-H8iR
- Disk Drives: Two 120GB SATA III SSD
  - RAID 1 system disks
  - 550MB/s sequential read
  - 515MB/s sequential write
- Networking:
  - Two onboard 1Gbps Ethernet
  - Two Intel I340-T4 Quad port ethernet adapters
  - One onboard 100Mbps IPMI interface

### VM CLUSTER Software

- Operating System: CentOS 6.3 x86_64
- Hypervisor: Linux KVM managed by Libvirt

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