Dingming Wu 3731cae1b7 Detect if HSA_NO_SCRATCH_RECLAIM is set after initEnv() (#1683)
* Detect if HSA_NO_SCRATCH_RECLAIM is set after initEnv()

 For rocm older than 6.4, we need to set HSA_NO_SCRATCH_RECLAIM=1 to use LL128 protocol.
This Env is set outside of RCCL, add the logging to detect whether its set during runtime.

* check hip runtime ver via hipRuntimeGetVersion

* move the detection to ncclinit func

* correct rocm version integer

* update warning message

* avoid unnecessary info msg on hsa_no_scratch_reclaim detection

[ROCm/rccl commit: 51f87fbb43]
2025-05-14 10:12:45 -05:00
S
Apraksts
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