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[Frontend] Print out config when autotune fails #5117

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merged 2 commits into from
Nov 14, 2024
Merged

[Frontend] Print out config when autotune fails #5117

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[Frontend] Print config when autotune fails
htyu Nov 10, 2024
116dd9f
print under TRITON_PRINT_AUTOTUNING=1
htyu Nov 13, 2024
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8 changes: 7 additions & 1 deletion python/triton/runtime/autotuner.py
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Original file line number Diff line number Diff line change
Expand Up @@ -131,6 +131,10 @@ def _post_hook(kwargs, exception):
def _bench(self, *args, config, **meta):
from ..compiler.errors import CompileTimeAssertionFailure

verbose = os.environ.get("TRITON_PRINT_AUTOTUNING", None) == "1"
if verbose:
print(f"Autotuning kernel {self.base_fn.__name__} with config {config}")

# check for conflicts, i.e. meta-parameters both provided
# as kwargs and by the autotuner
conflicts = meta.keys() & config.kwargs.keys()
Expand Down Expand Up @@ -161,7 +165,9 @@ def kernel_call():

try:
return self.do_bench(kernel_call, quantiles=(0.5, 0.2, 0.8))
except (OutOfResources, CompileTimeAssertionFailure, PTXASError):
except (OutOfResources, CompileTimeAssertionFailure, PTXASError) as e:
if verbose:
print(f"Autotuning failed with {e}")
return [float("inf"), float("inf"), float("inf")]

def run(self, *args, **kwargs):
Expand Down
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