The Ohio Supercomputer Center (OSC) is experiencing an email delivery problem with several types of messages from MyOSC. 

 OSC is preparing to update Slurm on its production systems to version 23.11.4 on March, 27. 

Technical Specifications

The following are technical specifications for Owens.  

Number of Nodes

824 nodes

Number of CPU Sockets

1,648 (2 sockets/node)

Number of CPU Cores

23,392 (28 cores/node)

Cores Per Node

28 cores/node (48 cores/node for Huge Mem Nodes)

Local Disk Space Per Node

~1,500GB in /tmp

Compute CPU Specifications
Intel Xeon E5-2680 v4 (Broadwell) for compute
  • 2.4 GHz 
  • 14 cores per processor
Computer Server Specifications
  • 648 Dell PowerEdge C6320
  • 160 Dell PowerEdge R730 (for accelerator nodes)
Accelerator Specifications

NVIDIA P100 "Pascal" GPUs 16GB memory

Number of Accelerator Nodes

160 total

Total Memory
~ 127 TB
Memory Per Node

128 GB (1.5 TB for Huge Mem Nodes)

Memory Per Core

4.5 GB (31 GB for Huge Mem)

Interconnect

Mellanox EDR Infiniband Networking (100Gbps)

Login Specifications
4 Intel Xeon E5-2680 (Broadwell) CPUs
  • 28 cores/node and 256GB of memory/node
Special Nodes
16 Huge Memory Nodes
  • Dell PowerEdge R930 
  • 4 Intel Xeon E5-4830 v3 (Haswell)
    • 12 Cores
    • 2.1 GHz
  • 48 cores (12 cores/CPU)
  • 1.5 TB Memory
  • 12 x 2 TB Drive (20TB usable)
Supercomputer: 
Service: