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Merge pull request #5792 from matrix-org/erikj/fix_bg_update 

Fix current_state_events membership background update.
pull/5794/head
Erik Johnston 2019-07-30 15:20:09 +01:00 committed by GitHub
parent 7a48d0bab8 958d69f300
commit 62a2d60d72
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3 changed files with 2 additions and 1 deletions
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1
changelog.d/5792.misc Normal file
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@ -0,0 +1 @@
Reduce database IO usage by optimising queries for current membership.

2
synapse/storage/roommember.py
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@ -935,7 +935,7 @@ class RoomMemberStore(RoomMemberWorkerStore):
while processed < batch_size: while processed < batch_size:
txn.execute( txn.execute(
""" """
SELECT MIN(room_id) FROM rooms WHERE room_id > ? SELECT MIN(room_id) FROM current_state_events WHERE room_id > ?
""", """,
(last_processed_room,), (last_processed_room,),
) )

0
synapse/storage/schema/delta/56/current_state_events_membership.sql → synapse/storage/schema/delta/56/current_state_events_membership_mk2.sql
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