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Merge pull request #1766 from matrix-org/markjh/linear_logging
More logging for the linearizer and for get_events
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commit
7738329672
@ -1084,8 +1084,10 @@ class EventsStore(SQLBaseStore):
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self._do_fetch
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)
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logger.info("Loading %d events", len(events))
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with PreserveLoggingContext():
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rows = yield events_d
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logger.info("Loaded %d events (%d rows)", len(events), len(rows))
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if not allow_rejected:
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rows[:] = [r for r in rows if not r["rejects"]]
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@ -166,7 +166,11 @@ class Linearizer(object):
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# do some work.
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"""
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def __init__(self):
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def __init__(self, name=None):
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if name is None:
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self.name = id(self)
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else:
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self.name = name
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self.key_to_defer = {}
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@defer.inlineCallbacks
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@ -185,15 +189,20 @@ class Linearizer(object):
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self.key_to_defer[key] = new_defer
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if current_defer:
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logger.info("Waiting to acquire linearizer lock for key %r", key)
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logger.info(
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"Waiting to acquire linearizer lock %r for key %r", self.name, key
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)
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with PreserveLoggingContext():
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yield current_defer
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logger.info("Acquired linearizer lock %r for key %r", self.name, key)
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@contextmanager
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def _ctx_manager():
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try:
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yield
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finally:
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logger.info("Releasing linearizer lock %r for key %r", self.name, key)
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new_defer.callback(None)
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current_d = self.key_to_defer.get(key)
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if current_d is new_defer:
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