diff options
| -rw-r--r-- | changelog.d/13323.misc | 1 | ||||
| -rw-r--r-- | synapse/storage/databases/state/bg_updates.py | 3 |
2 files changed, 3 insertions, 1 deletions
diff --git a/changelog.d/13323.misc b/changelog.d/13323.misc new file mode 100644 index 0000000000..3caa94a2f6 --- /dev/null +++ b/changelog.d/13323.misc @@ -0,0 +1 @@ +Reduce memory usage of state caches. diff --git a/synapse/storage/databases/state/bg_updates.py b/synapse/storage/databases/state/bg_updates.py index fa9eadaca7..a7fcc564a9 100644 --- a/synapse/storage/databases/state/bg_updates.py +++ b/synapse/storage/databases/state/bg_updates.py @@ -24,6 +24,7 @@ from synapse.storage.database import ( from synapse.storage.engines import PostgresEngine from synapse.storage.state import StateFilter from synapse.types import MutableStateMap, StateMap +from synapse.util.caches import intern_string if TYPE_CHECKING: from synapse.server import HomeServer @@ -136,7 +137,7 @@ class StateGroupBackgroundUpdateStore(SQLBaseStore): txn.execute(sql % (where_clause,), args) for row in txn: typ, state_key, event_id = row - key = (typ, state_key) + key = (intern_string(typ), intern_string(state_key)) results[group][key] = event_id else: max_entries_returned = state_filter.max_entries_returned() |