diff --git a/synapse/replication/slave/storage/client_ips.py b/synapse/replication/slave/storage/client_ips.py
index 4b0ea0cc01..0f5b7adef7 100644
--- a/synapse/replication/slave/storage/client_ips.py
+++ b/synapse/replication/slave/storage/client_ips.py
@@ -15,7 +15,7 @@
from synapse.storage.database import DatabasePool
from synapse.storage.databases.main.client_ips import LAST_SEEN_GRANULARITY
-from synapse.util.caches.deferred_cache import DeferredCache
+from synapse.util.caches.lrucache import LruCache
from ._base import BaseSlavedStore
@@ -24,9 +24,9 @@ class SlavedClientIpStore(BaseSlavedStore):
def __init__(self, database: DatabasePool, db_conn, hs):
super().__init__(database, db_conn, hs)
- self.client_ip_last_seen = DeferredCache(
- name="client_ip_last_seen", keylen=4, max_entries=50000
- ) # type: DeferredCache[tuple, int]
+ self.client_ip_last_seen = LruCache(
+ cache_name="client_ip_last_seen", keylen=4, max_size=50000
+ ) # type: LruCache[tuple, int]
async def insert_client_ip(self, user_id, access_token, ip, user_agent, device_id):
now = int(self._clock.time_msec())
@@ -41,7 +41,7 @@ class SlavedClientIpStore(BaseSlavedStore):
if last_seen is not None and (now - last_seen) < LAST_SEEN_GRANULARITY:
return
- self.client_ip_last_seen.prefill(key, now)
+ self.client_ip_last_seen.set(key, now)
self.hs.get_tcp_replication().send_user_ip(
user_id, access_token, ip, user_agent, device_id, now
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