OIT General Storage Technical details

Infrastructure

OIT general storage infrastructure consists of multiple devices and technical capabilities. In the categories below are the model, connectivity speed, Data-at-rest encryption status, age of the device, and targeted lifecycle replacement date.

Block storage supporting OIT Virtual Machines

DellEMC Unity600

  • Connectivity: SAN fiber channel attached and 10G ethernet
  • Primary purpose:
    • VM disks, hypervisors and physical servers
  • 2 arrays – 1 per Data Center
  • Capacity: ~ 260TB per Data Center
  • Deduplication: no
  • Disk: hdd and flash pools(ssd)
  • Storage Tiers: Block-Capacity, NAS
  • Scheduled refresh: 2024
  • D@RE: yes
    • encryption enabled at controller level

DellEMC Unity650F (All flash)

  • Connectivity: SAN attached, 10G ethernet
  • Primary purpose:
    • VM disks, hypervisors in OIT VM clusters
  • 2 arrays – 1 per Data Center
  • Capacity: 298TB per Data Center
  • Deduplication: yes, inline
  • Disk: All Flash Array
  • Storage Tiers: Block-Standard, Block-Performance (High IO)
  • Scheduled refresh/replace: 2025
  • D@RE: yes
    • encryption enabled at controller level

DellEMC PowerStore (All flash)

  • Connectivity: SAN attached, 25G ethernet
  • Primary purpose:
    • VM disks, hypervisors in OIT VM clusters
  • 2 arrays – 1 per Data Center
  • Capacity: 300TB+ per Data Center
  • Deduplication: yes, inline
  • Disk: All Flash Array
  • Storage Tiers: Block-Standard, Block-Performance (High IO)
  • Scheduled refresh/replace: 2026-28
  • D@RE: yes
    • encryption enabled at controller level

HCI (Hyper-converged Infrastructure)

VxFlex

  • Connectivity: 25G ethernet
  • Primary purpose: VM only
    • consists of storage nodes for HCI VM Prod cluster (compute nodes)
  • Capacity: 400TB+
  • Deduplication: no
  • Disk: flash ssds
  • Storage Tiers: standard and performance
  • Scheduled refresh: 2024
  • D@RE: no
    • keep drive (compensating control)

NAS (Network Attached Storage)

PowerScale (formerly Isilon) – Primary

  • Connectivity: 40G ethernet
  • Primary purpose:
    • General and Departmental shares, B-drive shares
  • Capacity: 900TB+
  • Deduplication: yes
  • Disk: flash ssd and spinning disks
    • H700 shelf: flash ssd and hdd
    • A300 shelves: hdd with Self Encrypted Drives (SEDs)
  • Storage Tier: NAS
  • Scheduled refresh: 2027
  • D@RE: yes

PowerScale (formerly Isilon) РReplication 

  • Connectivity: 40G ethernet
  • Primary purpose:
    • General replication target for primary Isilon(PowerScale), Project, Departmental shares
  • Capacity: 900TB
  • Deduplication: yes
  • Disk: flash ssd spinning disks
    • H500 shelf: ssd and hdd (SEDs)
    • A200 shelf: hdd (SEDs)
  • Storage Tier: NAS
  • Scheduled refresh: 2024
  • D@RE: yes

NetApp

  • Connectivity: 1G and 10G ethernet
  • Primary purpose:
    • HPC and VCL shares
  • Capacity: ~ 900TB
  • Deduplication: yes
  • Disk: Near line SAS, spinning disks
  • Storage Tier: NAS
  • Scheduled refresh: 2022
  • D@RE: yes
    • Controller level
    • Not enabled by default
    • Enabled per NetApp Volume

Backups

General and enterprise OIT backups policies are managed through Avamar, Oracle RMAN and stored on the data domain appliances. The Data Domains are treated as a primary and replication, each in separate off-campus data centers.

Avamar

  • Connectivity: 10G ethernet
  • Services: Backup
  • Capacity: 0, front-end for DataDomain
  • Encrypted in transit

DataDomain – Primary

  • Connectivity: 10G ethernet, SAN
  • Services: Primary backup array
  • Capacity: 550TB raw
  • Disk: hdd
  • Storage Tiers: Primary backup
  • Scheduled refresh: 2024
  • D@RE: yes
    • encryption enabled at controller level

DataDomain – Replication

  • Connectivity: 10G ethernet, SAN
  • Services: Replication backup array
  • Capacity: 550TB raw
  • Disk: hdd
  • Storage Tiers: backup replication
  • Scheduled refresh: 2024
  • D@RE: yes
    • encryption enabled at controller level