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Author SHA1 Message Date
Rong Ou 06320729d4 fix device sketch with weights in external memory mode (#5870) 2020-07-08 08:44:07 +08:00
Rong Ou e21a608552 add pointers to the gpu external memory paper (#5684) 2020-05-19 19:46:16 -07:00
Rong Ou a1085396e2 add reference to gpu external memory (#5490) 2020-04-07 11:15:58 +12:00
Rong Ou d6b31df449 update docs for gpu external memory (#5332) 
* update docs for gpu external memory

* add hist limitation
 2020-02-22 14:57:40 +08:00
Rong Ou e4b74c4d22 Gradient based sampling for GPU Hist (#5093) 
* Implement gradient based sampling for GPU Hist tree method.
* Add samplers and handle compacted page in GPU Hist.
 2020-02-04 10:31:27 +08:00
Rong Ou 0afcc55d98 Support multiple batches in gpu_hist (#5014) 
* Initial external memory training support for GPU Hist tree method.
 2019-11-16 14:50:20 +08:00
Rong Ou 5b1715d97c Write ELLPACK pages to disk (#4879) 
* add ellpack source
* add batch param
* extract function to parse cache info
* construct ellpack info separately
* push batch to ellpack page
* write ellpack page.
* make sparse page source reusable
 2019-10-22 23:44:32 -04:00
Rong Ou 562bb0ae31 remove device shards (#4867) 2019-09-25 13:15:46 +08:00
Rong Ou 006eb80578 ignore vscode and clion files (#4866) 
* ignore vscode and clion files

* ignore all .idea directories
 2019-09-17 21:27:40 -04:00
Rong Ou 125bcec62e Move ellpack page construction into DMatrix (#4833) 2019-09-16 23:50:55 -04:00
Rong Ou 733ed24dd9 further cleanup of single process multi-GPU code (#4810) 
* use subspan in gpu predictor instead of copying
* Revise `HostDeviceVector`
 2019-08-30 05:27:23 -04:00
Rong Ou 38ab79f889 Make HostDeviceVector single gpu only (#4773) 
* Make HostDeviceVector single gpu only
 2019-08-26 09:51:13 +12:00
Rong Ou c5b229632d [BREAKING] prevent multi-gpu usage (#4749) 
* prevent multi-gpu usage

* fix distributed test

* combine gpu predictor tests

* set upper bound on n_gpus
 2019-08-13 09:11:35 +12:00
Rong Ou 19f9fd5de9 remove the qids_ field in MetaInfo (#4744) 2019-08-08 10:01:59 +08:00
Rong Ou 602484e19f Remove some unused functions as reported by cppcheck (#4743) 2019-08-07 02:42:33 -04:00
Rong Ou 851b5b3808 Remove gpu_exact tree method (#4742) 2019-08-07 11:43:20 +12:00
Rong Ou 6edddd7966 Refactor DMatrix to return batches of different page types (#4686) 
* Use explicit template parameter for specifying page type.
 2019-08-03 15:10:34 -04:00
Rong Ou cb9a80ca90 Update dmlc-core (#4726) 2019-08-02 03:54:14 -04:00
Rong Ou 9b9e298ff2 remove RowSet which is no longer being used (#4697) 2019-07-25 17:25:58 -07:00
Rong Ou 30204b50fe fix spark tests on machines with many cores (#4634) 2019-07-07 16:02:56 -07:00
Rong Ou 63ec95623d fix gpu predictor when dmatrix is mismatched with model (#4613) 2019-06-28 11:03:02 +12:00
Rong Ou 77fc28427d fix benchmark_tree.py (#4593) 2019-06-21 11:51:48 +12:00
Rong Ou 6125521caf fix compiler warning (#4588) 2019-06-21 04:06:26 +08:00
Rong Ou e94f85f0e4 Deprecate single node multi-gpu mode (#4579) 
* deprecate multi-gpu training

* add single node

* add warning
 2019-06-19 15:51:38 +12:00
Rong Ou ba1d848767 Remove doc about not supporting cuda 10.1 (#4578) 2019-06-19 10:44:59 +12:00
Rong Ou a9ec2dd295 only copy the model once when predicting multiple batches (#4457) 2019-05-15 11:04:22 +12:00
Rong Ou df2cdaca50 add cuda 10.1 support (#4468) 2019-05-14 18:30:58 +00:00
Rong Ou be0f346ec9 mgpu predictor using explicit offsets (#4438) 
* mgpu prediction using explicit sharding
 2019-05-11 09:35:06 +12:00
Rong Ou feb6ae3e18 Initial support for external memory in gpu_predictor (#4284) 2019-05-03 13:01:27 +12:00
Rong Ou eaab364a63 More explict sharding methods for device memory (#4396) 
* Rename the Reshard method to Shard

* Add a new Reshard method for sharding a vector that's already sharded
 2019-05-01 11:47:22 +12:00
Rong Ou 2c61f02add fix broken python test (#4395) 2019-04-23 16:01:23 -07:00
Rong Ou f4521bf6aa refactor tests to get rid of duplication (#4358) 
* refactor tests to get rid of duplication

* address review comments
 2019-04-12 00:21:48 -07:00
Rong Ou 81c1cd40ca add a test for cpu predictor using external memory (#4308) 
* add a test for cpu predictor using external memory

* allow different page size for testing
 2019-04-10 13:25:10 +12:00
Rong Ou 7ea5b772fb do not filter shared library files (#4303) 2019-03-28 19:40:54 +08:00
Rong Ou 8c8021dfa7 use all cores to build on linux (#4304) 2019-03-27 19:51:08 -07:00
Rong Ou 5aa42b5f11 jenkins build for cuda 10.0 (#4281) 
* jenkins build for cuda 10.0

* yum install nccl2 for cuda 10.0
 2019-03-22 22:35:18 -07:00
Rong Ou 9837b09b20 support cuda 10.1 (#4223) 
* support cuda 10.1

* add cuda 10.1 to jenkins build matrix
 2019-03-08 12:22:12 +13:00
Rong Ou 0944360416 minor fix: log InitDataOnce() only when it is actually called (#4206) 2019-03-08 10:53:09 +13:00
Rong Ou 8e0a08fbcf Update python benchmarking script (#4164) 
* a few tweaks to speed up data generation

* del variable to save memory

* switch to random numpy arrays
 2019-02-21 15:16:09 +13:00
Rong Ou d506a8bc63 [jvm-packages] add verbosity param (#4138) 2019-02-13 20:57:17 -08:00
Rong Ou 3be1b9ae30 reformat benchmark_tree.py to get rid of lint errors (#4126) 2019-02-13 18:54:56 +13:00
Rong Ou 9b917cda4f [jvm-packages] fix simple logic error :) (#4128) 
@CodingCat
 2019-02-11 21:47:30 -08:00
Rong Ou 2a9b085bc8 [jvm-packages] minor fix of params (#4114) 2019-02-08 00:21:59 -08:00