Commit Graph

6 Commits

Author SHA1 Message Date
BertanDogancay 36f9492cda Merge remote-tracking branch 'nccl/master' into develop
[ROCm/rccl commit: e1a835910e]
2024-04-23 13:34:00 -07:00
Andy li e373bd44bf Enable fp8 support (#1101)
* initial checkin

* resolve cr comments

* resolve the build issue

* fix the data correctless issue

* update fp8 header file and update the unit test for fp8 support

* remove fp16 from fp8 headers

* fix ut issue and catch up the latest code from develop

* udate according to cr comments

* update ut according to cr comments

* update num floats for each SumPostDiv from 4 to 6

* update fp8 header file name

* fix the typo

[ROCm/rccl commit: 6777e65c1d]
2024-03-08 15:17:53 -08:00
Sylvain Jeaugey 2ab8a3a750 2.20.3-1
Add support for alternating rings, allow for cross-nic rings without
cross-rail communication.
Add support for user buffer registration for network send/recv.
Optimize aggregated operations to better utilize all channels.
Add flattening for BCM PCI gen5 switches.
Add support for inter-node NVLink communication
Add support for port fusion in NET/IB.
Add support for ReduceScatter and AllGather using Collnet.
Update net API to v8.
Fix hang during A2A connection.


[ROCm/rccl commit: b6475625fb]
2024-02-13 04:22:38 -08:00
Sylvain Jeaugey 506d6c332c 2.19.1-1
Add local user buffer registration for NVLink SHARP.
Add tuning plugin support.
Increase net API to v7 to allow for device-side packet reordering;
remove support for v4 plugins.
Add support for RoCE ECE.
Add support for C2C links.
Better detect SHM allocation failures to avoid crash with Bus Error.
Fix missing thread unlocks in bootstrap (Fixes #936).
Disable network flush by default on H100.
Move device code from src/collectives/device to src/device.


[ROCm/rccl commit: f9c3dc251e]
2023-09-26 05:50:33 -07:00
Rashika Kheria 2840ac0139 Fix maximum handle size for NCCL Net v4 API
NCCL Net v4 supports a maximum handle size of 64 bytes whereas the
ext-net example header files set it for NCCL Net v3. Since,
`aws-ofi-nccl` plugin plans to follow the example header files, fix it
here.

Signed-off-by: Rashika Kheria <rashika@amazon.com>


[ROCm/rccl commit: 93840e7476]
2023-01-18 13:31:57 +01:00
Sylvain Jeaugey 06f55215e2 Add documentation for NCCL NET plugins
Also repurpose dummy plugin as example, including headers and
compat layers from v6 to v2.


[ROCm/rccl commit: 55b1d8ab98]
2022-11-22 02:12:53 -08:00