diff --git a/synapse/storage/_base.py b/synapse/storage/_base.py
index 7ebab31af0..6b8120a608 100644
--- a/synapse/storage/_base.py
+++ b/synapse/storage/_base.py
@@ -18,7 +18,6 @@ import itertools
import logging
import random
import sys
-import threading
import time
from typing import Iterable, Tuple
@@ -36,7 +35,6 @@ from synapse.metrics.background_process_metrics import run_as_background_process
from synapse.storage.engines import PostgresEngine, Sqlite3Engine
from synapse.types import get_domain_from_id
from synapse.util import batch_iter
-from synapse.util.caches.descriptors import Cache
from synapse.util.stringutils import exception_to_unicode
# import a function which will return a monotonic time, in seconds
@@ -237,16 +235,6 @@ class SQLBaseStore(object):
# to watch it
self._txn_perf_counters = PerformanceCounters()
- self._get_event_cache = Cache(
- "*getEvent*", keylen=3, max_entries=hs.config.event_cache_size
- )
-
- self._event_fetch_lock = threading.Condition()
- self._event_fetch_list = []
- self._event_fetch_ongoing = 0
-
- self._pending_ds = []
-
self.database_engine = hs.database_engine
# A set of tables that are not safe to use native upserts in.
diff --git a/synapse/storage/data_stores/main/client_ips.py b/synapse/storage/data_stores/main/client_ips.py
index 706c6a1f3f..7931b876ce 100644
--- a/synapse/storage/data_stores/main/client_ips.py
+++ b/synapse/storage/data_stores/main/client_ips.py
@@ -21,7 +21,7 @@ from twisted.internet import defer
from synapse.metrics.background_process_metrics import wrap_as_background_process
from synapse.storage import background_updates
-from synapse.storage._base import Cache
+from synapse.util.caches.descriptors import Cache
from synapse.util.caches import CACHE_SIZE_FACTOR
logger = logging.getLogger(__name__)
diff --git a/synapse/storage/data_stores/main/devices.py b/synapse/storage/data_stores/main/devices.py
index 71f62036c0..b50ee026a2 100644
--- a/synapse/storage/data_stores/main/devices.py
+++ b/synapse/storage/data_stores/main/devices.py
@@ -31,11 +31,11 @@ from synapse.logging.opentracing import (
)
from synapse.metrics.background_process_metrics import run_as_background_process
from synapse.storage._base import (
- Cache,
SQLBaseStore,
db_to_json,
make_in_list_sql_clause,
)
+from synapse.util.caches.descriptors import Cache
from synapse.storage.background_updates import BackgroundUpdateStore
from synapse.types import get_verify_key_from_cross_signing_key
from synapse.util import batch_iter
diff --git a/synapse/storage/data_stores/main/events_worker.py b/synapse/storage/data_stores/main/events_worker.py
index 4c4b76bd93..e782e8f481 100644
--- a/synapse/storage/data_stores/main/events_worker.py
+++ b/synapse/storage/data_stores/main/events_worker.py
@@ -17,6 +17,7 @@ from __future__ import division
import itertools
import logging
+import threading
from collections import namedtuple
from canonicaljson import json
@@ -34,6 +35,7 @@ from synapse.metrics.background_process_metrics import run_as_background_process
from synapse.storage._base import SQLBaseStore, make_in_list_sql_clause
from synapse.types import get_domain_from_id
from synapse.util import batch_iter
+from synapse.util.caches.descriptors import Cache
from synapse.util.metrics import Measure
logger = logging.getLogger(__name__)
@@ -53,6 +55,17 @@ _EventCacheEntry = namedtuple("_EventCacheEntry", ("event", "redacted_event"))
class EventsWorkerStore(SQLBaseStore):
+ def __init__(self, db_conn, hs):
+ super(EventsWorkerStore, self).__init__(db_conn, hs)
+
+ self._get_event_cache = Cache(
+ "*getEvent*", keylen=3, max_entries=hs.config.event_cache_size
+ )
+
+ self._event_fetch_lock = threading.Condition()
+ self._event_fetch_list = []
+ self._event_fetch_ongoing = 0
+
def get_received_ts(self, event_id):
"""Get received_ts (when it was persisted) for the event.
|
