There are multiple (web) services hosted at LIGO Data Analysis (LDAS) at IUCAA. Please click on the navigation bar above to visit those.
Sarathi Cluster at Inter-University Center for Astronomy & Astrophysics (IUCAA) Pune, INDIA, hosts 249 Compute nodes offering a theorital peak performance of ~535TFlops. This cluster is set up primarily for Gravitational Wave research at IUCAA, its collaborating research institute and the Indian Universities.
A summary of hardware resources is given in the following table.
| Service Nodes | ||
| Login node1 | ldas-grid.gw.iucaa.in | 2 Intel Xeon E5-2680-v3 (12C), 256 GB RAM |
| Login node2 | ldas-pcdev1.gw.iucaa.in | 2 Intel Xeon E5-2680-v3 (12C), 256 GB RAM |
| Login node3 | ldas-pcdev2.gw.iucaa.in | 2 Intel Xeon Gold 6142 (16C), 192 GB RAM |
| Login node4 | ldas-osg.gw.iucaa.in | 1 Intel Xeon E5-2609 (4C), 32 GB RAM |
| Phase I | ||
| Compute nodes | cn1001-cn1100 | 2 Intel Xeon E5-2680-v3 (12C), 256 GB RAM (20 nodes), 128 GB (80 nodes) |
| GPU nodes | gpu001-gpu005 | 2 Intel Xeon E5-2680-v3 (12C), 256 GB RAM, 2 Nvidia Tesla K40m per node (5 nodes) |
| Phase II | ||
| Compute nodes | cn2001-cn2048 | 2 Intel Xeon Gold 6142 (16C), 192 GB RAM (48 nodes) |
| Phase III | ||
| Compute nodes | cn3001-cn3096 | 2 Intel Xeon Gold 6248 (20C), 384 GB RAM (96 nodes) |
| Storage | All nodes | 2.3 PB (PFS), Each node with 200 GB SSD + 600 GB Spinning disk |
| Network | Cluster internal | 1G and 10G (cn1001-cn1100, cn2001-cn2048, gpu001-gpu005), 50G (cn3001-3096) |
| SSH CA Cert: Add the Following line to the ~/.ssh/know_hosts file on your local machine | ||
| SSH_CA_Cert | @cert-authority * ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBBGzFy23njMYMcuEGrL84a5nfX+sOOIpvpG5zdIRHk29PDlFCmoExkoO13cRsaLb+kcjHI6P4NoBcRmg4A/Vh/8= IUCAA_SSH_CERT_AUTHORITY | |