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Check that gc method is available before using in synapse/app/_base #11816

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Jan 25, 2022
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Check that gc method is available before using in synapse/app/_base #11816

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5f927ba
add check that gc.freeze is available before calling
H-Shay Jan 24, 2022
4dcdd5c
newsfragment
H-Shay Jan 24, 2022
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lint
H-Shay Jan 24, 2022
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H-Shay Jan 25, 2022
f55922e
Merge branch 'develop' into shay/restore_checks
H-Shay Jan 25, 2022
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1 change: 1 addition & 0 deletions changelog.d/11816.misc
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Original file line number Diff line number Diff line change
@@ -0,0 +1 @@
Drop support for Python 3.6, which is EOL.
14 changes: 8 additions & 6 deletions synapse/app/_base.py
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Expand Up @@ -468,12 +468,14 @@ def run_sighup(*args: Any, **kwargs: Any) -> None:
# everything currently allocated are things that will be used for the
# rest of time. Doing so means less work each GC (hopefully).
#
gc.collect()
gc.freeze()

# Speed up shutdowns by freezing all allocated objects. This moves everything
# into the permanent generation and excludes them from the final GC.
atexit.register(gc.freeze)
# PyPy does not (yet?) implement gc.freeze()
if hasattr(gc, "freeze"):
gc.collect()
gc.freeze()

# Speed up shutdowns by freezing all allocated objects. This moves everything
# into the permanent generation and excludes them from the final GC.
atexit.register(gc.freeze)


def setup_sentry(hs: "HomeServer") -> None:
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