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authorErik Johnston <erik@matrix.org>2022-04-04 20:12:25 +0100
committerGitHub <noreply@github.com>2022-04-04 20:12:25 +0100
commitb446c99ac9ecf5d06e868b6da363b113c7aecaf5 (patch)
tree6388a82e69508f4a15995257116cbed9f29bcfc8 /synapse/replication/slave
parentTrack device list updates per room. (#12321) (diff)
downloadsynapse-b446c99ac9ecf5d06e868b6da363b113c7aecaf5.tar.xz
Prefill the device_list_stream_cache (#12367)
* Prefill the device_list_stream_cache

* Newsfile

* Newsfile
Diffstat (limited to 'synapse/replication/slave')
-rw-r--r--synapse/replication/slave/storage/devices.py12
1 files changed, 11 insertions, 1 deletions
diff --git a/synapse/replication/slave/storage/devices.py b/synapse/replication/slave/storage/devices.py
index f040e33bfb..00a634d3a9 100644
--- a/synapse/replication/slave/storage/devices.py
+++ b/synapse/replication/slave/storage/devices.py
@@ -48,8 +48,18 @@ class SlavedDeviceStore(EndToEndKeyWorkerStore, DeviceWorkerStore, BaseSlavedSto
             ],
         )
         device_list_max = self._device_list_id_gen.get_current_token()
+        device_list_prefill, min_device_list_id = self.db_pool.get_cache_dict(
+            db_conn,
+            "device_lists_stream",
+            entity_column="user_id",
+            stream_column="stream_id",
+            max_value=device_list_max,
+            limit=1000,
+        )
         self._device_list_stream_cache = StreamChangeCache(
-            "DeviceListStreamChangeCache", device_list_max
+            "DeviceListStreamChangeCache",
+            min_device_list_id,
+            prefilled_cache=device_list_prefill,
         )
         self._user_signature_stream_cache = StreamChangeCache(
             "UserSignatureStreamChangeCache", device_list_max