en-es
en-fr
en-sl
en
0.25
0.5
0.75
1.25
1.5
1.75
2
HPC Challenges in Cosmological Structure Formation
Published on Sep 19, 20161094 Views
Related categories
Chapter list
HPC challenges in simulation Cosmological Struture Formation00:00
What do we aim for? - 100:14
What do we aim for? - 200:30
How many stars / galaxies?00:50
Importance of Galaxy Clusters - 101:46
Importance of Galaxy Clusters - 203:15
And there is even something more!03:53
Multi-scale & physics problem!04:36
The N-body problem05:44
First simulation by pen and paper06:04
Evolution of the Universe07:50
Setting the Framework - 108:13
Setting the Framework - 208:38
The growth of structures - 109:10
The growth of structures - 210:01
Speedup I: individual time-steps - 110:48
Speedup I: individual time-steps - 210:57
Speedup I: individual time-steps - 311:03
Speedup I: individual time-steps - 411:15
Speedup II: distributing the work - 112:05
Speedup II: distributing the work - 212:23
Speedup II: distributing the work - 313:22
Speedup II: distributing the work - 413:53
Speedup III: Tree-PM14:51
The growth of structures - 315:36
How to treat the visible Universe - 117:35
How to treat the visible Universe - 219:05
How to treat the baryons - 120:37
How to treat the baryons - 221:25
Direct observation of Dark Matter21:55
How to get bigger?23:04
Growing computing power helps23:25
Hydro Simulations24:45
Extending scales to sub-grid25:45
Sub-resolution star-formation - 126:24
Sub-resolution star-formation - 227:33
Formation of galaxy clusters: gas28:17
Formation of galaxy clusters: stars28:54
Sub-resolution SMBH-formation30:56
Merging galaxies with black holes31:26
Bigger: the challenge32:46
General Constrains33:03
Gadget35:22
Time-steps - 136:02
Time-steps - 236:21
Time-steps - 336:48
A must: MPI/OpenMP hybrid - 137:41
Actual scaling hydro computation38:39
Recent improvements ...38:40
What we reached ...38:42
Largest Simulation (Box0/mr) - 138:45
Largest Simulation (Box0/mr) - 239:04
Largest Simulation (Box0/mr) - 339:24
Largest Simulation (Box0/mr) - 439:32
And the rest ... 39:55
The many ways to form galaxies40:06
Strong improvement for scaling42:43
A must: MPI/OpenMP hybrid - 242:55