8000 Use GC natively by denniswittich · Pull Request #301 · zauberzeug/rosys · GitHub
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Use GC natively #301

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Use GC natively #301

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42 changes: 21 additions & 21 deletions rosys/analysis/memory.py
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8000
Original file line number Diff line number Diff line change
Expand Up @@ -50,24 +50,24 @@ def compare_tracemalloc_snapshots(snapshot, prev_snapshot):

def observe_memory_growth(with_tracemalloc: bool = False) -> None:
log.info('Observing memory growth')
prev_memory: int = 0
prev_snapshot: tracemalloc.Snapshot | None = None
if with_tracemalloc:
tracemalloc.start(10)

async def stats() -> None:
nonlocal prev_memory
nonlocal prev_snapshot
gc.collect()
growth = get_process_memory() - prev_memory
# log.info('==============')
log.info("memory growth: %s, now it's %s", bytes2human(growth), get_humanreadable_process_memory())
# log.info('==============')
prev_memory = get_process_memory()
if with_tracemalloc:
snapshot = tracemalloc.take_snapshot()
if growth > 4 * 1e-6 and prev_snapshot is not None:
await run.cpu_bound(compare_tracemalloc_snapshots, snapshot, prev_snapshot)
prev_snapshot = snapshot

rosys.on_repeat(stats, 60.0)
# prev_memory: int = 0
# prev_snapshot: tracemalloc.Snapshot | None = None
# if with_tracemalloc:
# tracemalloc.start(10)

# async def stats() -> None:
# nonlocal prev_memory
# nonlocal prev_snapshot
# gc.collect()
# growth = get_process_memory() - prev_memory
# # log.info('==============')
# log.info("memory growth: %s, now it's %s", bytes2human(growth), get_humanreadable_process_memory())
# # log.info('==============')
# prev_memory = get_process_memory()
# if with_tracemalloc:
# snapshot = tracemalloc.take_snapshot()
# if growth > 4 * 1e-6 and prev_snapshot is not None:
# await run.cpu_bound(compare_tracemalloc_snapshots, snapshot, prev_snapshot)
# prev_snapshot = snapshot

# rosys.on_repeat(stats, 60.0)
4 changes: 2 additions & 2 deletions rosys/rosys.py
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Expand Up @@ -295,11 +295,11 @@ def reset_after_test() -> None:


def register_base_startup_handlers() -> None:
on_repeat(_garbage_collection, 60)
# on_repeat(_garbage_collection, 60)
on_repeat(_watch_emitted_events, 0.1)


gc.disable() # NOTE disable automatic garbage collection to optimize performance
# gc.disable() # NOTE disable automatic garbage collection to optimize performance
register_base_startup_handlers()

app.on_startup(startup)
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