Jiaming Yuan
bc267dd729
Use ptr from mmap for GHistIndexMatrix and ColumnMatrix. ( #9315 )
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* Use ptr from mmap for `GHistIndexMatrix` and `ColumnMatrix`.
- Define a resource for holding various types of memory pointers.
- Define ref vector for holding resources.
- Swap the underlying resources for GHist and ColumnM.
- Add documentation for current status.
- s390x support is removed. It should work if you can compile XGBoost, all the old workaround code does is to get GCC to compile.
2023-06-27 19:05:46 +08:00
Jiaming Yuan
ee6809e642
Use mmap for external memory. ( #9282 )
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- Have basic infrastructure for mmap.
- Release file write handle.
2023-06-19 18:52:55 +08:00
Jiaming Yuan
4d665b3fb0
Restore clang tidy test. ( #8861 )
2023-03-03 13:47:04 -08:00
Rong Ou
a2686543a9
Common interface for collective communication ( #8057 )
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* implement broadcast for federated communicator
* implement allreduce
* add communicator factory
* add device adapter
* add device communicator to factory
* add rabit communicator
* add rabit communicator to the factory
* add nccl device communicator
* add synchronize to device communicator
* add back print and getprocessorname
* add python wrapper and c api
* clean up types
* fix non-gpu build
* try to fix ci
* fix std::size_t
* portable string compare ignore case
* c style size_t
* fix lint errors
* cross platform setenv
* fix memory leak
* fix lint errors
* address review feedback
* add python test for rabit communicator
* fix failing gtest
* use json to configure communicators
* fix lint error
* get rid of factories
* fix cpu build
* fix include
* fix python import
* don't export collective.py yet
* skip collective communicator pytest on windows
* add review feedback
* update documentation
* remove mpi communicator type
* fix tests
* shutdown the communicator separately
Co-authored-by: Hyunsu Cho <chohyu01@cs.washington.edu>
2022-09-12 15:21:12 -07:00
Jiaming Yuan
a1bcd33a3b
[breaking] Change internal model serialization to UBJSON. ( #7556 )
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* Use typed array for models.
* Change the memory snapshot format.
* Add new C API for saving to raw format.
2022-01-16 02:11:53 +08:00
Igor Moura
d1254808d5
Clean up C++ warnings ( #6213 )
2020-10-19 23:02:33 +08:00
Jiaming Yuan
4b0852ee41
Use dmlc stream when URI protocol is not local file. ( #5857 )
2020-07-07 03:07:12 +08:00
Philip Hyunsu Cho
efe3e48ae2
Ensure that LoadSequentialFile() actually read the whole file ( #5831 )
2020-07-04 16:17:11 +08:00
Philip Hyunsu Cho
1d22a9be1c
Revert "Reorder includes. ( #5749 )" ( #5771 )
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This reverts commit d3a0efbf162f3dceaaf684109e1178c150b32de3.
2020-06-09 10:29:28 -07:00
Jiaming Yuan
d3a0efbf16
Reorder includes. ( #5749 )
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* Reorder includes.
* R.
2020-06-03 17:30:47 +12:00
Jiaming Yuan
472ded549d
Save Scikit-Learn attributes into learner attributes. ( #5245 )
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* Remove the recommendation for pickle.
* Save skl attributes in booster.attr
* Test loading scikit-learn model with native booster.
2020-01-30 16:00:18 +08:00
Jiaming Yuan
2dcb62ddfb
Add IO utilities. ( #5091 )
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* Add fixed size stream for reading model stream.
* Add file extension.
2019-12-05 22:15:34 +08:00
Jiaming Yuan
6ec7e300bd
Fix external memory race in colmaker. ( #4980 )
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* Move `GetColDensity` out of omp parallel block.
2019-10-25 04:11:13 -04:00
Jiaming Yuan
d2e1e4d5b4
A simple Json implementation for future use. ( #4708 )
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* A simple Json implementation for future use.
2019-07-29 21:17:27 -04:00
Jiaming Yuan
19ee0a3579
Refactor fast-hist, add tests for some updaters. ( #3836 )
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Add unittest for prune.
Add unittest for refresh.
Refactor fast_hist.
* Remove fast_hist_param.
* Rename to quantile_hist.
Add unittests for QuantileHist.
* Refactor QuantileHist into .h and .cc file.
* Remove sync.h.
* Remove MGPU_mock test.
Rename fast hist method to quantile hist.
2018-11-07 21:15:07 +13:00
Rory Mitchell
ccf80703ef
Clang-tidy static analysis ( #3222 )
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* Clang-tidy static analysis
* Modernise checks
* Google coding standard checks
* Identifier renaming according to Google style
2018-04-19 18:57:13 +12:00
tqchen
0d95e863c9
[LEARNER] refactor learner
2016-01-16 10:24:01 -08:00
tqchen
c8ccb61b9e
[TREE] Enable updater registry
2016-01-16 10:24:01 -08:00
