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 | ||
| Access Point#1 | ldas-pcdev1.gw.iucaa.in | 8C, 64 GB RAM |
| Access Point#2 | ldas-pcdev2.gw.iucaa.in | 8C, 64 GB RAM |
| Access Point#3 | ldas-pcdev3.gw.iucaa.in | 8C, 64 GB RAM |
| Access Point#4 | ldas-pcdev4.gw.iucaa.in | 8C, 64 GB RAM |
| Access Point#5 | ldas-pcdev5.gw.iucaa.in | 8C, 64 GB RAM |
| Access Point#6 | ldas-pcdev6.gw.iucaa.in | 8C, 64 GB RAM |
| Access Point#7 | ldas-pcdev7.gw.iucaa.in | 8C, 64 GB RAM |
| Phase I | ||
| Execution Points / 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 | ||
| Execution Points / Compute nodes | cn2001-cn2048 | 2 Intel Xeon Gold 6142 (16C), 192 GB RAM (48 nodes) |
| Phase III | ||
| Execution Points / 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: Append the SSH CA certificate below to your ~/.ssh/known_hosts file on your local machine. | ||
| SSH_CA_Cert | @cert-authority * ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBIGT11sJn2cJblQb8VcH2/GpAdmMs+c/mECrA/t/PiRB1Ncf2G4ZgQ0bV+qPM7eunyCT2UoIU5iIoYO4gqrYWrE= IUCAA_SSH_CERT_AUTHORITY | |