Sockeye - Detailed Technical Specifications

Compute

Sockeye provides access to 15,872 CPU cores and 200 GPUs.

• 412 x Dell EMC R440 CPU compute nodes:
  • 210 x Base nodes with 32 CPU cores and 192GB RAM (6GB/core)
  • 170 x Base nodes with 40 CPU cores and 192GB RAM (4.8GB/core)
  • 8 x Medium nodes with 32 CPU cores and 384GB RAM (12GB/core)
  • 8 x Medium nodes with 40 CPU cores and 384GB RAM (9.6GB/core)
  • 8 x Large nodes with  32 CPU cores and 768GB RAM (24GB/core)
  • 8 x Large nodes with 40 CPU cores and 768GB RAM  (19.2GB/core)
  • 2TB SATA local scratch (each node)
• 50 x Dell EMC C4140 GPU compute nodes:
  • 6 x Dell EMC C4140 GPU compute nodes, each with:
    • 24 CPU cores and 192GB RAM (8GB/core)
    • 4 x NVIDIA Tesla V100 16GB
    • 1.9TB NVMe local scratch
  • 44 x Dell EMC C4140 GPU compute nodes, each with:
    • 24 CPU cores and 192GB RAM (8GB/core)
    • 4 x NVIDIA Tesla V100 32GB
    • 1.9TB NVMe local scratch
• 3 x Dell EMC R640 management nodes
• 3 x Dell EMC R440 login nodes
• 2 x Dell EMC R440 data transfer nodes

Network

• Mellanox Infiniband EDR interconnect (100Gbps)
  • 7 x Base compute islands @ 5:1 blocking ratio
  • 1 x Mixed Medium, Large & GPU compute island @ 2:1 blocking ratio
  • 8 x Mixed compute/GPU islands @ 5:1 blocking ratio
• Mellanox 1/10/25/40/50/100GbE Ethernet
• 2 x 100Gbps primary/secondary redundant upstream network connectivity

Storage

• DDN Lustre parallel filesystem with approx. 1.5PB usable capacity
• Dell EMC Isilon distributed network attached storage with approx. 1.2PB usable capacity across two distinct performance tiers
• Dell EMC ECS distributed object storage with up to 20PB of usable capacity before data replication