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 VMs

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: 2021
  • D@RE: yes
    • encryption enabled at controller level

DellEMC XtremIO – 2 bricks cluster

  • Connectivity: SAN – fiber channel attached
  • Primary purpose:
    • Hypervisor in OIT VM clusters
    • legacy oracle database hardware
    • EAS applications
  • 2 arrays – 1 per Data Center
  • Capacity: raw 16TB, usable 60TB per Data Center
  • Disk: All Flash Array
  • Storage Tiers: Block-Performance (High IO)
  • Scheduled refresh/replace: 2021
  • 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: 194TB – 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

HCI (Hyper-converged Infrastructure)

VxFlex

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

NAS (Network Attached Storage)

Isilon – DC2

  • Connectivity: 25G ethernet
  • Primary purpose:
    • General and Departmental shares, B-drive shares
  • Capacity: ~ 900TB
  • Deduplication: yes
  • Disk: flash ssd and spinning disks
    • H500 shelf: flash ssd and hdd
    • A200 shelf: hdd
    • A200 shelves: hdd with Self Encrypted Drives (SEDs)
  • Storage Tier: NAS
  • Scheduled refresh: 2023
  • D@RE: Partial D@RE support
    • 60% DC2 storage nodes are SEDs
    • 40% keep drive (compensating control)
    • target refresh date to make full D@RE compliant

Isilon РEDC 

  • Connectivity: 40G ethernet
  • Primary purpose:
    • General, Project, Departmental shares
  • Capacity: ~ 350TB
  • Deduplication: yes
  • Disk: flash ssd spinning disks
    • H500 shelf: ssd and hdd (SEDs)
    • A200 shelf: hdd (SEDs)
  • Storage Tier: NAS
  • Scheduled refresh: 2023
  • D@RE: yes
    • 100% Self-encrypting drives (SEDs)

NetApp – DC2

  • 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 OIT backups policies are managed through Avamar and backup copies are stored on the data domain appliance.

Avamar

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

DataDomain – DC2

  • Connectivity: 10G ethernet, SAN
  • Services: Primary backup array
  • Capacity: 550TB raw
  • Disk: hdd
  • Storage Tiers: Primary backup
  • Scheduled refresh: 2023
  • D@RE: yes
    • encryption enabled at controller level

DataDomain – DC1

  • Connectivity: 10G ethernet, SAN
  • Services: replication backup array
  • Capacity: 550TB raw
  • Disk: hdd
  • Storage Tiers: backup replication
  • Scheduled refresh: 2023
  • D@RE: yes
    • encryption enabled at controller level