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7,961 Commits 86 Branches 14 Tags 74 MiB
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Author SHA1 Message Date
Peter Boyle
6835a7f208 Better logging, test on 81 point stencil 2023-11-29 19:20:47 -05:00
Peter Boyle
f59993b979 Nbasis§ 2023-11-29 09:47:36 -05:00
Peter Boyle
2290b8f680 Verbose 2023-11-29 09:47:04 -05:00
Peter Boyle
2c54be651c Further updates 2023-11-29 09:43:29 -05:00
Peter Boyle
e859a199df Reduce volume to interior for coarse stencil -- worth up to 4x gain 2023-11-28 10:23:16 -05:00
Peter Boyle
0a3682ad0b MultiRHS work 2023-11-28 07:43:37 -05:00
Peter Boyle
59abaeb5cd Time stamp 2023-11-24 12:56:45 -05:00
Peter Boyle
3e448435d3 Restrict to interior 2023-11-23 18:23:29 -05:00
Peter Boyle
a294bc3c5b Relax constraints for multiRHS 2023-11-23 18:20:42 -05:00
Peter Boyle
b302ad3d49 multiRHS test in place, passes Yay! 2023-11-23 18:20:15 -05:00
Peter Boyle
82fc4b1e94 Finalise 2023-11-23 18:19:41 -05:00
Peter Boyle
b4f1740380 Finalise message 2023-11-23 18:19:16 -05:00
Peter Boyle
031f85247c multRHS initial support -- needs optimisation for multi project/promote. 
Bug fix in freeing intermediate grids to stop double free
 2023-11-23 18:18:35 -05:00
Peter Boyle
639cc6f73a better support for multiRHS coarse space 
Still to add restriction of domain of last loop to interior of padded cell (expect about 4.5x on test volume on Crusher)
 2023-11-23 18:16:26 -05:00
Peter Boyle
09946cf1ba Improved, works on 48^3 moving to multiRHS optimisations 2023-11-15 18:03:05 -05:00
Peter Boyle
f4fa95e7cb Use 5.3.0 2023-11-15 18:01:38 -05:00
Peter Boyle
100e29e35e Allow expression as argument to norm2 2023-11-15 18:00:44 -05:00
Peter Boyle
4cbe471a83 devVector 2023-11-15 18:00:07 -05:00
Peter Boyle
8bece1f861 Faster to transpose the matrix and apply with column major order 2023-11-15 17:58:38 -05:00
Peter Boyle
a3ca71ec01 Lots more setup options, still working on them 2023-11-15 17:58:04 -05:00
Peter Boyle
e0543e8af5 Implement flexible preconditioned CG 2023-11-15 17:57:39 -05:00
Peter Boyle
c1eb80d01a Print which have converged 2023-11-15 17:57:08 -05:00
Peter Boyle
a26121d97b Better printing 2023-11-15 17:56:45 -05:00
Peter Boyle
043031a757 Report resid on failed convergence 2023-11-15 17:56:22 -05:00
Peter Boyle
807aeebe4c Resize tol in constructor 2023-11-15 17:55:57 -05:00
Peter Boyle
8aa1a37aad For Mirs preconditioner solver 2023-11-15 17:55:32 -05:00
Peter Boyle
7d077fe493 Frontier compiel 2023-11-09 13:58:44 -05:00
david clarke
9cd4128833 fix naik bug 2023-11-03 14:11:38 -06:00
david clarke
c8b17c9526 Naik to CShift 2023-11-02 12:43:22 -06:00
david clarke
2ae2a81e85 attempt to fix Naik 2023-10-31 13:54:55 -06:00
david clarke
69c869d345 fixed stupid typo 2023-10-30 17:41:52 -06:00
david clarke
df9b958c40 naik now returns separately 2023-10-30 17:40:53 -06:00
david clarke
3d3376d1a3 LePage works, trying Naik 2023-10-27 16:26:31 -06:00
Peter Boyle
4efa042f50 C++17 change 2023-10-24 10:57:50 -04:00
Peter Boyle
c7cb37e970 c++17 accepted 2023-10-24 10:57:24 -04:00
Peter Boyle
d34b207eab Avoid HIP warnings 2023-10-24 10:57:04 -04:00
Peter Boyle
0e6fa6f6b8 DOn't need the Cshift for the period optimisation 2023-10-24 10:56:31 -04:00
Peter Boyle
38b87de53f This works around a stacksize limit on AMD GPU 2023-10-24 10:56:07 -04:00
Peter Boyle
aa5047a9e4 Faster blockProject blockPromote 2023-10-24 10:49:55 -04:00
Peter Boyle
24b6ee0df9 M4 file 2023-10-24 10:36:48 -04:00
Peter Boyle
1e79cc9cbe Avoid compiler error 2023-10-24 10:36:09 -04:00
Peter Boyle
b3925df9c3 Verbose on CPU-GPU xfer, remove performance by default 2023-10-24 10:25:01 -04:00
Christoph Lehner
f2648e94b9 getHostPointer added to Lattice 2023-10-23 13:47:41 +02:00
Peter Boyle
351795ac3a Better messaging 2023-10-20 19:33:04 -04:00
Peter Boyle
9c9c42d0df Tests on frontier with real speed up . 3.5x on 16^3 at mq=0.01 2023-10-20 19:27:13 -04:00
Peter Boyle
b6ad1bafc7 Normal memory SendToRecvFrom asynchronous for use in general stencil 
code
 2023-10-20 19:27:13 -04:00
Peter Boyle
a5ca40f446 Better verbose -- track CPU GPU motion under --log Memory, others go to 
debug output stream
 2023-10-20 19:27:13 -04:00
Peter Boyle
9ab54c5565 Overlap comms & data copy/buffer assembly in Ghost zone exchange 2023-10-20 19:27:13 -04:00
Peter Boyle
4341d96bde Massively sped up coarse grid mult, comms 
Save 3ms spend (60% of time !) on cudaMalloc !!
 2023-10-20 19:27:13 -04:00
Peter Boyle
5fac47a26d Faster halo exchange 2023-10-20 19:27:13 -04:00