From dcd3698e1f68bba3b3be8c09cf536295b67eeec5 Mon Sep 17 00:00:00 2001
From: David Robertson <davidr@element.io>
Date: Fri, 1 Sep 2023 16:09:23 +0100
Subject: [PATCH] Tentatively update changelog

Will need to confirm this though
---
 changelog.d/16220.bugfix | 1 +
 changelog.d/16220.misc   | 1 -
 2 files changed, 1 insertion(+), 1 deletion(-)
 create mode 100644 changelog.d/16220.bugfix
 delete mode 100644 changelog.d/16220.misc

diff --git a/changelog.d/16220.bugfix b/changelog.d/16220.bugfix
new file mode 100644
index 000000000..dcfac6bda
--- /dev/null
+++ b/changelog.d/16220.bugfix
@@ -0,0 +1 @@
+Fix a performance regression introduced in Synapse 1.91.0 where event persistence would cause excessive CPU usage over time.
diff --git a/changelog.d/16220.misc b/changelog.d/16220.misc
deleted file mode 100644
index 329e9f76f..000000000
--- a/changelog.d/16220.misc
+++ /dev/null
@@ -1 +0,0 @@
-Fix typo where we ended up with multiple `WorkerLocksHandler`.