Go faster stripes

element-hq · May 13, 2024 · 46a0c20 · 46a0c20
1 parent ca79b4d
commit 46a0c20
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/synapse/storage/databases/main/event_federation.py b/synapse/storage/databases/main/event_federation.py
@@ -354,6 +354,10 @@ def _get_chain_links(
         # structuring the recursive part of query to pull out the links without
         # also returning large quantities of redundant data (which can make it a
         # lot slower).
+
+        txn.execute("SET LOCAL jit = off")
+        txn.execute("SET LOCAL enable_seqscan = off")
+
         sql = """
             WITH RECURSIVE links(chain_id) AS (
                 SELECT