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TL/UCP: Force ring allgather for Grace 1n144ppn 256kb #1080

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TL/UCP: Force ring allgather for Grace 1n144ppn 256kb #1080

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7f4afd0
TL/UCP: Force ring allgather for Grace
Feb 24, 2025
f1c8451
TL/UCP: Update grace tuning
Feb 26, 2025
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2 changes: 1 addition & 1 deletion contrib/ucc.conf
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Original file line number Diff line number Diff line change
Expand Up @@ -100,7 +100,7 @@ UCC_TL_UCP_TUNE=allreduce:0-4k:@0#allreduce:4k-inf:@1
[vendor=nvidia model=grace team_size=144 sock=72 nnodes=1]
UCC_TL_UCP_ALLREDUCE_KN_RADIX=0-4k:host:2
UCC_TL_UCP_ALLREDUCE_SRA_KN_RADIX=4096-8192:host:96,8192-16384:host:4,16384-32768:host:6,32768-65536:host:18,65536-131072:host:32,131072-262144:host:72,262144-524288:host:3,524288-1048576:host:2
UCC_TL_UCP_TUNE=allreduce:0-4k:@0#allreduce:4k-inf:@1
UCC_TL_UCP_TUNE=allreduce:0-4k:@0#allreduce:4k-inf:@1#allgather:37748736-inf:host:@1

[vendor=nvidia model=grace team_size=128 sock=64 nnodes=1]
UCC_TL_UCP_ALLREDUCE_KN_RADIX=0-4k:host:2
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