jpekkila
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92a6a1bdec
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Added more professional run flags to ./ac_run
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2020-01-13 15:35:01 +02:00 |
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jpekkila
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794e4393c3
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Added a new function for the legacy Astaroth layer: acGetNode(). This functions returns a Node, which can be used to access acNode layer functions
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2020-01-13 11:33:15 +02:00 |
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jpekkila
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f0208c66a6
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Now compiles also for P100 by default (was removed accidentally in earlier commits)
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2020-01-07 10:29:44 +00:00 |
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jpekkila
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e4f7214b3a
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benchmark.cc edited online with Bitbucket
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2019-12-21 11:26:54 +00:00 |
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jpekkila
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35b56029cf
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Build failed with single-precision, added the correct casts to modelsolver.c
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2019-12-21 13:21:56 +02:00 |
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jpekkila
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4d873caf38
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Changed utils CMakeList.txt to modern cmake style
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2019-12-21 13:16:08 +02:00 |
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jpekkila
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ecff5c3041
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Added some final changes to benchmarking
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2019-12-15 21:47:41 +02:00 |
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jpekkila
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8bd81db63c
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Added CPU parallelization to make CPU integration and boundconds faster
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2019-12-14 15:45:42 +02:00 |
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jpekkila
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ff35d78509
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Rewrote the MPI benchmark-verification function
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2019-12-14 15:26:19 +02:00 |
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jpekkila
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f0e77181df
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Benchmark finetuning
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2019-12-14 14:52:06 +02:00 |
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jpekkila
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b8a997b0ab
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Added code for doing a proper verification run with MPI. Passes nicely with full MHD + upwinding when using the new utility stuff introduced in the previous commits. Note: forcing is not enabled in the utility library by default.
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2019-12-14 07:37:59 +02:00 |
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jpekkila
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277905aafb
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Added a model integrator to the utility library (written in pure C). Requires support for AVX vector instructions.
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2019-12-14 07:34:33 +02:00 |
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jpekkila
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22a3105068
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Finished the latest version of autotesting (utility library). Uses ulps to determine the acceptable error instead of the relative error used previously
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2019-12-14 07:27:11 +02:00 |
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jpekkila
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5ec2f6ad75
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Better wording in config_loader.c
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2019-12-14 07:23:25 +02:00 |
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jpekkila
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164d11bfca
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Removed flush-to-zero flags from kernel compilation. No significant effect on performance but may affect accuracy in some cases
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2019-12-14 07:22:14 +02:00 |
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jpekkila
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6b38ef461a
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Puhti GPUDirect fails for some reason if the cuda library is linked with instead of cudart
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2019-12-11 17:26:21 +02:00 |
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jpekkila
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a1a2d838ea
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Merge branch 'master' of https://bitbucket.org/jpekkila/astaroth
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2019-12-08 23:22:51 +02:00 |
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jpekkila
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752f44b0a7
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Second attempt at getting bitbucket to compile
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2019-12-08 23:22:33 +02:00 |
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jpekkila
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420f8b9e06
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MPI benchmark now writes out the 95th percentile instead of average running time
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2019-12-08 23:12:23 +02:00 |
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jpekkila
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90f85069c6
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Bitbucket pipelines building fails because the CUDA include dir does not seem to be included for some reason. This is an attempted fix
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2019-12-08 23:08:45 +02:00 |
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jpekkila
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2ab605e125
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Added the default testcase for MPI benchmarks
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2019-12-05 18:14:36 +02:00 |
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jpekkila
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d136834219
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Re-enabled and updated MPI integration with the proper synchronization from earlier commits, removed old stuff. Should now work and be ready for benchmarks
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2019-12-05 16:48:45 +02:00 |
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jpekkila
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f16826f2cd
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Removed old code
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2019-12-05 16:40:48 +02:00 |
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jpekkila
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9f4742bafe
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Fixed the UCX warning from the last commit. Indexing of MPI_Waitall was wrong and also UCX required that MPI_Isend is also "waited" even though it should implicitly complete at the same time with MPI_Irecv
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2019-12-05 16:40:30 +02:00 |
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jpekkila
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e47cfad6b5
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MPI now compiles and runs on Puhti, basic verification test with boundary transfers OK. Gives an "UCX WARN object 0x2fa7780 was not returned to mpool ucp_requests" warning though which seems to indicate that not all asynchronous MPI calls finished before MPI_Finalize
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2019-12-05 16:17:17 +02:00 |
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jpekkila
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e99a428dec
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OpenMP is now properly linked with the standalone without propagating it to nvcc (which would cause an error)
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2019-12-05 15:30:48 +02:00 |
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jpekkila
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9adb9dc38a
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Disabled MPI integration temporarily and enabled verification for MPI tests
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2019-12-04 15:11:40 +02:00 |
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jpekkila
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6a250f0572
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Rewrote core CMakeLists.txt for cmake versions with proper CUDA & MPI support (3.9+)
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2019-12-04 15:09:38 +02:00 |
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jpekkila
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0ea2fa9337
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Cleaner MPI linking with the core library. Requires cmake 3.9+ though, might have to modify later to work with older versions.
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2019-12-04 13:49:38 +02:00 |
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jpekkila
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6e63411170
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Moved the definition of AC_DEFAULT_CONFIG to the root-level CMakeLists.txt. Now should be visible throughout the project.
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2019-12-03 18:42:49 +02:00 |
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jpekkila
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f97e5cb77c
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Fixed parts which caused a shadowing warning (same variable name used for different variables in the same scope)
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2019-12-03 18:41:08 +02:00 |
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jpekkila
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04e27e85b2
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Removed MPI from the core library dependencies: instead one should use the appropriate mpi compiler for compiling host code by passing something like -DCMAKE_C_COMPILER=/appl/opt/openmpi/3.1.3-cuda/gcc/7.3.0/bin/mpicc -DCMAKE_CXX_COMPILER=/appl/opt/openmpi/3.1.3-cuda/gcc/7.3.0/bin/mpicxx to cmake
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2019-12-03 18:40:15 +02:00 |
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jpekkila
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c273fcf110
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More rigorous error checking
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2019-12-03 18:38:15 +02:00 |
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jpekkila
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825aa0efaa
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More warning flags for host code in the core library + small misc changes
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2019-12-03 16:58:20 +02:00 |
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jpekkila
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316d44b843
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Fixed an out-of-bounds error with auto-optimization (introduced in the last few commits)
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2019-12-03 16:04:44 +02:00 |
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jpekkila
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7e4212ddd9
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Enabled the generation of API hooks for calling DSL functions (was messing up with compilation earlier)
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2019-12-03 15:17:27 +02:00 |
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jpekkila
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5a6a3110df
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Reformatted
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2019-12-03 15:14:26 +02:00 |
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jpekkila
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f14e35620c
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Now nvcc is used to compile kernels only. All host code, incl. device.cc, MPI communication and others are now compiled with the host C++ compiler. This should work around an nvcc/MPI bug on Puhti.
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2019-12-03 15:12:17 +02:00 |
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jpekkila
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8bffb2a1d0
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Fixed ambiguous logic in acNodeStoreVertexBufferWithOffset, now halos of arbitrary GPUs do not overwrite valid data from the computational domain of a neighboring GPU. Also disabled p2p transfers temporarily until I figure out a clean way to avoid cudaErrorPeerAccessAlreadyEnabled errors
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2019-12-02 12:58:09 +02:00 |
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jpekkila
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0178d4788c
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The core library now links to the CXX MPI library instead of the C one
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2019-11-27 14:51:49 +02:00 |
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jpekkila
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ab539a98d6
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Replaced old deprecated instances of DCONST_INT with DCONST
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2019-11-27 13:48:42 +02:00 |
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jpekkila
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1270332f48
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Fixed a small mistake in the last merge
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2019-11-27 11:58:14 +02:00 |
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Johannes Pekkila
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3eabf94f92
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Merge branch 'master' of https://bitbucket.org/jpekkila/astaroth
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2019-11-27 08:55:23 +01:00 |
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jpekkila
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5e3caf086e
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Device id is now properly set when using MPI and there are multiple visible GPUs per node
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2019-11-26 16:54:56 +02:00 |
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jpekkila
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53695d66a3
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Benchmarking now prints out also percentiles
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2019-11-26 16:26:31 +02:00 |
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jpekkila
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0b0ccd697a
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Added some explicit casts in get_neighbor (MPI) to fix warnings raised when compiling with older gcc
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2019-11-20 10:18:10 +02:00 |
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Johannes Pekkila
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981331e7d7
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Benchmark results now written out to a file
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2019-10-24 15:53:08 +02:00 |
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Johannes Pekkila
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4ffde83215
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Set default values for benchmarking
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2019-10-24 15:22:47 +02:00 |
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Johannes Pekkila
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8894b7c7d6
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Added a function for getting pid of a neighboring process when decomposing in 3D
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2019-10-23 19:26:35 +02:00 |
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Johannes Pekkila
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474bdf185d
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Cleaned up the MPI solution for 3D decomp test
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2019-10-23 12:33:46 +02:00 |
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