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Instrument /messages for understandable traces in Jaeger (#13368)

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In Jaeger:

 - Before: huge list of uncategorized database calls
 - After: nice and collapsible into units of work
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Eric Eastwood 2022-08-03 10:57:38 -05:00 • committed by GitHub
parent 78a3111c41
commit 92d21faf12
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11 changed files with 32 additions and 1 deletions
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5
synapse/handlers/federation_event.py
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@ -59,6 +59,7 @@ from synapse.events import EventBase
from synapse.events.snapshot import EventContext
from synapse.federation.federation_client import InvalidResponseError
from synapse.logging.context import nested_logging_context
from synapse.logging.opentracing import trace
from synapse.metrics.background_process_metrics import run_as_background_process
from synapse.replication.http.devices import ReplicationUserDevicesResyncRestServlet
from synapse.replication.http.federation import (
@ -566,6 +567,7 @@ class FederationEventHandler:
event.event_id
)
@trace
async def backfill(
self, dest: str, room_id: str, limit: int, extremities: Collection[str]
) -> None:
@ -610,6 +612,7 @@ class FederationEventHandler:
backfilled=True,
)
@trace
async def _get_missing_events_for_pdu(
self, origin: str, pdu: EventBase, prevs: Set[str], min_depth: int
) -> None:
@ -710,6 +713,7 @@ class FederationEventHandler:
logger.info("Got %d prev_events", len(missing_events))
await self._process_pulled_events(origin, missing_events, backfilled=False)
@trace
async def _process_pulled_events(
self, origin: str, events: Iterable[EventBase], backfilled: bool
) -> None:
@ -748,6 +752,7 @@ class FederationEventHandler:
with nested_logging_context(ev.event_id):
await self._process_pulled_event(origin, ev, backfilled=backfilled)
@trace
async def _process_pulled_event(
self, origin: str, event: EventBase, backfilled: bool
) -> None: