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* Add diagnosis module for precise identification of slow ranks
Signed-off-by: wangfakang <fakangwang@gmail.com>

* Add tests for the slow diagnosis module
Signed-off-by: wangfakang <fakangwang@gmail.com>

* Update some comments for diagnose
Signed-off-by: wangfakang <fakangwang@gmail.com>

* Update test case for diagnose
Signed-off-by: wangfakang <fakangwang@gmail.com>

* Strip the diagnose module, thx LyricZhao and sphish.
Signed-off-by: wangfakang <fakangwang@gmail.com>

* update variable name and cumulative wait recv cost, thx sphish.
Signed-off-by: wangfakang <fakangwang@gmail.com>

* remove invalid comments.
Signed-off-by: wangfakang <fakangwang@gmail.com>

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Signed-off-by: wangfakang <fakangwang@gmail.com>

* Add LogFMT interface

* Update comments

* Add simulated code

* Fix comments

* Change to 128 channels

* Add notes

* Optimize performance

* optimize simulate logfmt 10bit

* Minor fix

* Stronger low latency tests

* Minor fix

* Stronger low latency tests for logfmt

* Optimize logfmt simulate: lg2/ex2 ptx, step_inv

* Minor fix

* Minor fix

* Add non-logfmt bench

* Fix value=0 for logfmt

* Optimize performance

* Refactor tests

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Co-authored-by: Zhean Xu <xza@deepseek.com>

* Support bias.

* Fix.

* Fix style.

* Add automatic warp count control for low-latency dispatch

* Add automatic warp count control for low-latency combine

* More assertions

* Update README

* Update `setup.py`

* Fix headers

* Add `DISABLE_NVSHMEM` for APIs

* Fix launch

* Fix TMA settings

* Fix TMA usages

* Fix dlink

* Separate layout kernels

* Update version

* Add `is_sm90_compiled`

* Fix tests

* Add NVLink connection checks

* Update README

* Fix tests

* Add some comments

* Minor fix

* Minor fix

* Fix bugs

* Fully remove FIFO slots

* Fully remove FIFO buffers

* Minor fix styles

* Fix some typos

* Bugs fixed

* Cleanup `ibgda_poll_cq`

* Add low-latency kernel usage flag

* Update comments