From b5912776207b328ad1c2722ef01f836b54e5383e Mon Sep 17 00:00:00 2001 From: Erik Johnston Date: Tue, 22 Mar 2016 10:32:50 +0000 Subject: [PATCH] Make stateGroupCache honour CACHE_SIZE_FACTOR --- synapse/storage/_base.py | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/synapse/storage/_base.py b/synapse/storage/_base.py index 7dc67ecd5..583b77a83 100644 --- a/synapse/storage/_base.py +++ b/synapse/storage/_base.py @@ -26,6 +26,10 @@ from twisted.internet import defer import sys import time import threading +import os + + +CACHE_SIZE_FACTOR = float(os.environ.get("SYNAPSE_CACHE_FACTOR", 0.1)) logger = logging.getLogger(__name__) @@ -163,7 +167,9 @@ class SQLBaseStore(object): self._get_event_cache = Cache("*getEvent*", keylen=3, lru=True, max_entries=hs.config.event_cache_size) - self._state_group_cache = DictionaryCache("*stateGroupCache*", 2000) + self._state_group_cache = DictionaryCache( + "*stateGroupCache*", 2000 * CACHE_SIZE_FACTOR + ) self._event_fetch_lock = threading.Condition() self._event_fetch_list = []