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Add cProfile for profiling graph execution.

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This commit is contained in:
Ryan Dick 2024-01-12 10:58:03 -05:00
parent d4c36da3ee
commit e2684b45af
1 changed files with 26 additions and 0 deletions
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26
invokeai/app/services/invocation_processor/invocation_processor_default.py
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@ -1,3 +1,4 @@
import cProfile
import time
import traceback
from threading import BoundedSemaphore, Event, Thread
@ -39,6 +40,9 @@ class DefaultInvocationProcessor(InvocationProcessorABC):
self.__threadLimit.acquire()
queue_item: Optional[InvocationQueueItem] = None
profiler = None
last_gesid = None
while not stop_event.is_set():
try:
queue_item = self.__invoker.services.queue.get()
@ -49,6 +53,21 @@ class DefaultInvocationProcessor(InvocationProcessorABC):
# do not hammer the queue
time.sleep(0.5)
continue
if last_gesid != queue_item.graph_execution_state_id:
if profiler is not None:
# I'm not sure what would cause us to get here, but if we do, we should restart the profiler for
# the new graph_execution_state_id.
profiler.disable()
logger.info(f"Stopped profiler for {last_gesid}.")
profiler = None
last_gesid = None
profiler = cProfile.Profile()
profiler.enable()
last_gesid = queue_item.graph_execution_state_id
logger.info(f"Started profiling {last_gesid}.")
try:
graph_execution_state = self.__invoker.services.graph_execution_manager.get(
queue_item.graph_execution_state_id
@ -201,6 +220,13 @@ class DefaultInvocationProcessor(InvocationProcessorABC):
queue_id=queue_item.session_queue_id,
graph_execution_state_id=graph_execution_state.id,
)
if profiler is not None:
profiler.disable()
dump_path = f"{last_gesid}.prof"
profiler.dump_stats(dump_path)
logger.info(f"Saved profile to {dump_path}.")
profiler = None
last_gesid = None
except KeyboardInterrupt:
pass # Log something? KeyboardInterrupt is probably not going to be seen by the processor