Граф коммитов

14 Коммитов

Автор SHA1 Сообщение Дата
gilbertlee-amd 01bd2573db Changes to topology based on XGMI (#272)
* Alterations to topology search to improve XGMI-enabled nodes
2020-09-25 12:20:09 -06:00
Wenkai Du 7e3d8a31cc Collect gcnArch and hipDeviceArch_t in XML (#252) 2020-08-12 15:48:38 -07:00
Wenkai Du e7a10aa0e4 Topology tuning for 4P2H on Rome (#242)
* Topology tuning for 4P2H on Rome

* Use ncclTopoIdToIndex
2020-07-27 11:53:57 -07:00
Wenkai Du d5f90e19b5 Add 8P6L multi-node models (#239) 2020-07-21 14:10:36 -07:00
Wenkai Du 26a0fd2517 Merge remote-tracking branch 'nccl/master' into develop 2020-06-09 17:40:11 -07:00
Sylvain Jeaugey 5949d96f36 2.7.3-1
Add support for A100 GPU and related platforms.
Add support for CUDA 11.
Add support for send/receive operations (beta).
2020-06-08 09:31:44 -07:00
Wenkai Du b3c9852634 Give preference to path with more XGMI connections 2020-05-14 15:33:16 -07:00
Wenkai Du fa36fd9ef9 Merge remote-tracking branch 'nccl/master' into v2.6.4_merge 2020-04-01 13:35:12 -07:00
Sylvain Jeaugey b221128eca 2.6.4-1
Add support for network collectives.
Add support for XML topology dump/injection.
Add text values for GDR and P2P Levels, including "NVL".
Add speed detection for PCI, Infiniband and Ethernet cards.
Add CPU detection for ARM and AMD CPUs.
Add support for adaptive routing on Infiniband.
Change NET plugin API to v3 : merge PCI path and GPU pointer
  capability into a single structure and add other properties.
2020-03-20 14:58:36 -07:00
Wenkai Du d2adc61bf6 Revise PCI BW numbers on Rome 2020-02-26 13:17:49 -08:00
Wenkai Du abcfbf1231 Generate 8G6L chordal ring from reference 2020-02-11 22:01:12 +00:00
Stanley Tsang 20fa04d9b6 Updating copyright notices for 2020. 2020-01-29 15:28:08 -08:00
Wenkai Du 1e55645d97 Misc fixes and improvements for 2.5.6
1. Fix RCCL unit test
2. Add ROME detection and tuning
3. Change default P2P level
4. Fix search algorithm for XGMI
5. Remove explicit channel duplication with implicit by using half of link speed
6. Add collective trace support
7. Correct Intel Skylake CPU detection and bandwidth
8. Fix topo connect function
9. Disable GDR read and remove unreachable code
10. Disable LL128 kernels
11. Add tuning parameters
12. Use original clock64() implementation which returns RTC counter value
13. Print out timestamp of collective trace
14. Do not use struct ncclColl in kernel launch parameter
15. Fix abort handling and add tracing
17. Add __launch_bounds__ to kernel functions
18. Remove unused abortCount
19. Unset default MIN_NRINGS and MIN_NCHANNELS
20. Do not allocate shared memory when not using LL128 kernels
21. Correct time print out in tuning log
2020-01-29 15:27:05 -08:00
Sylvain Jeaugey 299c554dcc 2.5.6-1 (#255)
Add LL128 Protocol.

Rewrite the topology detection and tree/ring creation (#179). Improve
tree performance by sending/receiving from different GPUs. Add
model-based tuning to switch between the different algorithms and
protocols.

Rework P2P/SHM detection in containers (#155, #248).

Detect duplicated devices and return an error (#231).

Add tuning for GCP
2019-11-19 14:57:39 -08:00