Speed up state res v2 across large state differences. (#7725)

4 years ago · 91e886d615
parent 1b1489ff18
commit 91e886d615
2 changed files with 3 additions and 1 deletions
--- a/changelog.d/7725.misc
+++ b/changelog.d/7725.misc
@ -0,0 +1 @@
+Speed up state res v2 across large state differences.
--- a/synapse/state/v2.py
+++ b/synapse/state/v2.py
@ -133,8 +133,9 @@ def resolve_events_with_store(
    # OK, so we've now resolved the power events. Now sort the remaining
    # events using the mainline of the resolved power level.

+    set_power_events = set(sorted_power_events)
    leftover_events = [
-        ev_id for ev_id in full_conflicted_set if ev_id not in sorted_power_events
+        ev_id for ev_id in full_conflicted_set if ev_id not in set_power_events
    ]

    logger.debug("sorting %d remaining events", len(leftover_events))
				`@ -0,0 +1 @@`
				`Speed up state res v2 across large state differences.`