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-rw-r--r--synapse/storage/controllers/persist_events.py30
-rw-r--r--synapse/storage/controllers/state.py5
2 files changed, 28 insertions, 7 deletions
diff --git a/synapse/storage/controllers/persist_events.py b/synapse/storage/controllers/persist_events.py
index cf98b0ab48..dad3731b9b 100644
--- a/synapse/storage/controllers/persist_events.py
+++ b/synapse/storage/controllers/persist_events.py
@@ -45,8 +45,14 @@ from twisted.internet import defer
 from synapse.api.constants import EventTypes, Membership
 from synapse.events import EventBase
 from synapse.events.snapshot import EventContext
-from synapse.logging import opentracing
 from synapse.logging.context import PreserveLoggingContext, make_deferred_yieldable
+from synapse.logging.opentracing import (
+    SynapseTags,
+    active_span,
+    set_tag,
+    start_active_span_follows_from,
+    trace,
+)
 from synapse.metrics.background_process_metrics import run_as_background_process
 from synapse.storage.controllers.state import StateStorageController
 from synapse.storage.databases import Databases
@@ -223,7 +229,7 @@ class _EventPeristenceQueue(Generic[_PersistResult]):
             queue.append(end_item)
 
         # also add our active opentracing span to the item so that we get a link back
-        span = opentracing.active_span()
+        span = active_span()
         if span:
             end_item.parent_opentracing_span_contexts.append(span.context)
 
@@ -234,7 +240,7 @@ class _EventPeristenceQueue(Generic[_PersistResult]):
         res = await make_deferred_yieldable(end_item.deferred.observe())
 
         # add another opentracing span which links to the persist trace.
-        with opentracing.start_active_span_follows_from(
+        with start_active_span_follows_from(
             f"{task.name}_complete", (end_item.opentracing_span_context,)
         ):
             pass
@@ -266,7 +272,7 @@ class _EventPeristenceQueue(Generic[_PersistResult]):
                 queue = self._get_drainining_queue(room_id)
                 for item in queue:
                     try:
-                        with opentracing.start_active_span_follows_from(
+                        with start_active_span_follows_from(
                             item.task.name,
                             item.parent_opentracing_span_contexts,
                             inherit_force_tracing=True,
@@ -355,7 +361,7 @@ class EventsPersistenceStorageController:
                 f"Found an unexpected task type in event persistence queue: {task}"
             )
 
-    @opentracing.trace
+    @trace
     async def persist_events(
         self,
         events_and_contexts: Iterable[Tuple[EventBase, EventContext]],
@@ -380,9 +386,21 @@ class EventsPersistenceStorageController:
             PartialStateConflictError: if attempting to persist a partial state event in
                 a room that has been un-partial stated.
         """
+        event_ids: List[str] = []
         partitioned: Dict[str, List[Tuple[EventBase, EventContext]]] = {}
         for event, ctx in events_and_contexts:
             partitioned.setdefault(event.room_id, []).append((event, ctx))
+            event_ids.append(event.event_id)
+
+        set_tag(
+            SynapseTags.FUNC_ARG_PREFIX + "event_ids",
+            str(event_ids),
+        )
+        set_tag(
+            SynapseTags.FUNC_ARG_PREFIX + "event_ids.length",
+            str(len(event_ids)),
+        )
+        set_tag(SynapseTags.FUNC_ARG_PREFIX + "backfilled", str(backfilled))
 
         async def enqueue(
             item: Tuple[str, List[Tuple[EventBase, EventContext]]]
@@ -418,7 +436,7 @@ class EventsPersistenceStorageController:
             self.main_store.get_room_max_token(),
         )
 
-    @opentracing.trace
+    @trace
     async def persist_event(
         self, event: EventBase, context: EventContext, backfilled: bool = False
     ) -> Tuple[EventBase, PersistedEventPosition, RoomStreamToken]:
diff --git a/synapse/storage/controllers/state.py b/synapse/storage/controllers/state.py
index 0c78eb735e..1ad002f57b 100644
--- a/synapse/storage/controllers/state.py
+++ b/synapse/storage/controllers/state.py
@@ -29,7 +29,7 @@ from typing import (
 
 from synapse.api.constants import EventTypes
 from synapse.events import EventBase
-from synapse.logging.opentracing import trace
+from synapse.logging.opentracing import tag_args, trace
 from synapse.storage.roommember import ProfileInfo
 from synapse.storage.state import StateFilter
 from synapse.storage.util.partial_state_events_tracker import (
@@ -229,6 +229,7 @@ class StateStorageController:
         return {event: event_to_state[event] for event in event_ids}
 
     @trace
+    @tag_args
     async def get_state_ids_for_events(
         self,
         event_ids: Collection[str],
@@ -333,6 +334,7 @@ class StateStorageController:
         )
 
     @trace
+    @tag_args
     async def get_state_group_for_events(
         self,
         event_ids: Collection[str],
@@ -474,6 +476,7 @@ class StateStorageController:
             prev_stream_id, max_stream_id
         )
 
+    @trace
     async def get_current_state(
         self, room_id: str, state_filter: Optional[StateFilter] = None
     ) -> StateMap[EventBase]: