Login node
Login node (teran.srce.hr) is located on virtualization VMware cluster. This configuration ensures high availability (HA) for all services such as: access to the cluster, personal data, job queuing system (Sun of Grid Engine) and supervision services (Ganglia).
File system
File system BeeGFS is used for storage of permanent (/home), temporary (/shared) user data and enables simultaneous access to data from login computer and all computer nodes. BeeGFS consists of 6 HP DL380 Gen10 servers providing a total of 765 TiB of space. The servers are connected to the nodes via 40 and 56 Gb/s Infiniband computer network and with login computer via 10 Gb/s Ethernet network.
Computer nodes
The total of 135 computer nodes provides users with:
- 270 CPU processors
- 3.100 CPU processor cores
- 12 graphics processors
- 16 TB RAM
- 756 TB shared data memory
- 28 x HP ProLiant SL250s
- 2 x Intel Xeon E5-2665
- 64 GB RAM
- 2 x 146 GB SAS (Serial Attached SCSI) HDD
- 40 Gb/s Infiniband
- 12 x HP ProLiant SL250s (12)
- 2 x Intel Xeon E5-2640
- 32 GB RAM
- 2 x 146 GB SAS (Serial Attached SCSI) HDD
- 8 x HP ProLiant SL230s Gen8
- 2 x Intel Xeon E5-2670 v2
- 128 GB RAM
- 1 x 500 GB disk memory
- 56 Gb/s Infiniband
- 8 x HP ProLiant SL230s Gen8
- combined into a single system image (SSI) using the ScaleMP system
- 2 x Intel Xeon E5-2670 v2
- 256 GB RAM
- 1 x 500 GB disk memory
- 56 Gb/s Infiniband
- 76 x Lenovo NeXtScale nx360 M5
- 2 x Intel Xeon E5-2683 v3
- 128 GB RAM
- 1 x 1 TB disk memory
- 56 Gb/s Infiniband
- 3 x Dell EMC PowerEdge C4140
- 2 x Intel Xeon Silver 4114
- 4 x NVIDIA Tesla V100
- 384 GB RAM
- 1 x 3,2 TB disk memory type NVMe SSD
Network infrastructure
Network infrastructure consists of:
2 x HP ProCurve 2848 1 Gb/s Ethernet switch (48 ports)
1 x Voltaire Grid Director QDR (40 Gb/s) Infiniband switch (36 ports)
6 x Mellanox SX6025 (56 Gb/s) Infiniband switch (36 ports)