Hardware overview
GHPC is catering to users expecting to run heterogenous workloads - small to big, compute bound, IO bound, network bound etc. Based on prior experiences, GHPC uses multiple generations of Intel Xeon CPUs with HyperThreading enabled.
| Cluster | CPU type | # of nodes | # physical cores/node| # logical cores/node (Hyper threading) | RAM/node | RAM/(core or thread) | Network | | ----------- |:------------- | :-------- | :--------------------- | :----------------------------------------- | :------- | :------------------- | :------ | :------- | :------------------------------------ | | GHPC_v1 | Haswell (22nm) | 18 | 12 | 24 | 250 GiB | 10.4 GiB | 10Gbps | GHPC_v2 | Skylake (14nm) | 8 | 16 | 32 | 385 GiB | 11.7 GiB | 10Gbps | GHPC_v3 | Cascade lake (14nm) | 8 | 16 | 32 | 768 GiB | 24 GiB | 10Gbps | nav | Skylake (14nm) | 6 | 16 | 32 | 385 GiB | 11.7 GiB | 10Gbps |
Hardware overview at the cluster
# ghpcinfo
PARTITION AVAIL TIMELIMIT CPUS(A/I/O/T) S:C:T FREE_MEM NODELIST
nav up 45-12:00:00 58/134/0/192 2:8:2 127017-311140 sky[001-005,014]
ghpc_v1 up 45-12:00:00 356/36/40/432 2:6:2 1297-239073 has[705-708,710-712,802-803,805-806,902-908]
ghpc_v2 up 45-12:00:00 120/72/0/192 2:8:2 55625-378611 sky[006-009,012-013]
ghpc_v3 up 45-12:00:00 0/256/0/256 2:8:2 769080-769494 cas[1-8]