We have been experiencing an issue with the Ethernet switches in the Owens cluster. 

Technical Specifications

The following are technical specifications for Pitzer.  

  pitzer SYSTEM (2018)
NUMBER OF NODES 260 nodes
NUMBER OF CPU SOCKETS 528 (2 sockets/node for standard node)
NUMBER OF CPU CORES 10,560 (40 cores/node for standard node)
CORES PER NODE 40 cores/node (80 cores/node for Huge Mem Nodes)
LOCAL DISK SPACE PER NODE

850 GB in /tmp

COMPUTE CPU SPECIFICATIONS

Intel Xeon Gold 6148 (Skylake) for compute

  • 2.4 GHz 
  • 20 cores per processor
COMPUTER SERVER SPECIFICATIONS

224 Dell PowerEdge C6420

32 Dell PowerEdge R740 (for accelerator nodes)

4 Dell PowerEdge R940

ACCELERATOR SPECIFICATIONS

NVIDIA V100 "Volta" GPUs 16GB memory

NUMBER OF ACCELERATOR NODES

32 total (2 GPUs per node)

TOTAL MEMORY ~ 67 TB
MEMORY PER NODE

192 GB for standard nodes

384 GB for accelerator nodes

3 TB for Huge Mem Nodes

MEMORY PER CORE 4.8 GB (76.8 GB for Huge Mem)
INTERCONNECT  Mellanox EDR Infiniband Networking (100Gbps)
LOGIN SPECIFICATIONS

4 Intel Xeon Gold 6148 (Skylake) CPUs

  • 40 cores/node and 384 GB of memory/node
SPECIAL NODES

4 Huge Memory Nodes

  • Dell PowerEdge R940 
  • 4 Intel Xeon Gold 6148 (Skylake)
    • 20 Cores
    • 2.4 GHz
  • 80 cores (20 cores/CPU)
  • 3 TB Memory
  • 2x Mirror 1 TB Drive (1 TB usable)
Supercomputer: