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Revert "[inductor][BE] Add more debug logs for why fx graph cache doesn't happen (#152487)"

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This reverts commit 76331657d2.

Reverted https://github.com/pytorch/pytorch/pull/152487 on behalf of https://github.com/malfet due to And it broke those tests, not sure why signal was ignored ([comment](https://github.com/pytorch/pytorch/pull/152487#issuecomment-2843333471))
This commit is contained in:
PyTorch MergeBot 2025-04-30 21:35:17 +00:00
parent 3f10091d3c
commit 49a72011cc
1 changed files with 0 additions and 22 deletions
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22
torch/_inductor/compile_fx.py
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@ -789,15 +789,6 @@ def _compile_fx_inner(
remote = fx_graph_remote_cache
set_feature_use("fx_cache", use_cache)
log.debug(
"FX cache status: use_cache=%s, local=%s, remote=%s, aot_mode=%s, force_disable_caches=%s",
use_cache,
local,
remote,
aot_mode,
config.force_disable_caches,
)
# TODO: This is a hack purely to get some info to extract_tensor_metadata_for_cache_key,
# figure out how to not have to modify example inputs
for i, input in enumerate(example_inputs):
@ -825,10 +816,8 @@ def _compile_fx_inner(
# Attempt a cache lookup
if key_info is not None:
key, debug_lines = key_info
log.debug("FX cache key generated: %s", key)
if remote:
remote_cache = FxGraphCache.get_remote_cache()
log.debug("Using remote FX cache")
mb_compiled_graph, cache_info = FxGraphCache.load_with_key(
key,
debug_lines,
@ -838,20 +827,12 @@ def _compile_fx_inner(
is_backward=graph_kwargs.get("is_backward", False),
constants=constants,
)
else:
log.debug("Failed to generate FX cache key")
# CACHE BYPASS: Compile the graph, don't save it to the cache
# (this can happen either because cache was disabled, or we
# determined the input is uncacheable)
if cache_info is None or cache_info["cache_state"] == "bypass":
assert mb_compiled_graph is None
log.debug(
"FX cache bypass reason: %s",
cache_info.get("cache_bypass_reason", "unknown")
if cache_info is not None
else "FX cache disabled or key generation failed",
)
mb_compiled_graph = fx_codegen_and_compile(
gm, example_inputs, inputs_to_check, **graph_kwargs
)
@ -860,7 +841,6 @@ def _compile_fx_inner(
elif cache_info["cache_state"] == "miss":
assert mb_compiled_graph is None
assert key_info is not None
log.debug("FX cache miss, compiling and saving to cache")
TritonBundler.begin_compile()
try:
mb_compiled_graph = fx_codegen_and_compile(
@ -887,7 +867,6 @@ def _compile_fx_inner(
if triton_bundler_meta is not None:
cache_info["triton_bundler_meta"] = str(triton_bundler_meta)
cache_info["time_taken_ns"] = mb_compiled_graph._time_taken_ns
log.debug("Saving compiled graph to FX cache with key: %s", cache_key)
FxGraphCache._save_graph(
cache_key,
mb_compiled_graph,
@ -903,7 +882,6 @@ def _compile_fx_inner(
assert mb_compiled_graph is not None
assert key_info is not None
(cache_key, debug_lines) = key_info
log.debug("FX cache hit with key: %s", cache_key)
mb_compiled_graph._fx_graph_cache_key = cache_key
mb_compiled_graph._fx_graph_cache_debug_lines = debug_lines