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| author | Erik Johnston <erik@matrix.org> | 2022-05-16 16:30:35 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-05-16 16:30:35 +0100 |
| commit | 4ea546067dcdd5a3e67adc56a02645a2724636c8 (patch) | |
| tree | d880c0cddba191f952db517ab8835208b816fb06 | |
| parent | Move 1.59 warning to the top (diff) | |
| download | synapse-4ea546067dcdd5a3e67adc56a02645a2724636c8.tar.xz | |
Fix query performance for /sync (#12745)
| -rw-r--r-- | changelog.d/12745.bugfix | 1 | ||||
| -rw-r--r-- | synapse/storage/databases/main/stream.py | 2 |
2 files changed, 2 insertions, 1 deletions
diff --git a/changelog.d/12745.bugfix b/changelog.d/12745.bugfix new file mode 100644 index 0000000000..d1dc8d03aa --- /dev/null +++ b/changelog.d/12745.bugfix @@ -0,0 +1 @@ +Fix DB performance regression introduced in v1.59.0rc2. diff --git a/synapse/storage/databases/main/stream.py b/synapse/storage/databases/main/stream.py index 3c3137fe64..0373af86c8 100644 --- a/synapse/storage/databases/main/stream.py +++ b/synapse/storage/databases/main/stream.py @@ -750,7 +750,7 @@ class StreamWorkerStore(EventsWorkerStore, SQLBaseStore): WHERE room_id = ? AND stream_ordering <= ? AND NOT outlier - AND rejections.reason IS NULL + AND rejections.event_id IS NULL ORDER BY stream_ordering DESC LIMIT 1 """ |