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Revert "Revert "move _state_group_cache to statestore""

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We're going to fix this properly on this branch, so that the _state_group_cache
can end up in StateGroupReadStore.

This reverts commit ab335edb02.
This commit is contained in:
Richard van der Hoff 2017-11-13 10:30:38 +00:00
parent 6caa379ba1
commit 4dd1bfa8c1
2 changed files with 12 additions and 13 deletions
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6
synapse/storage/_base.py
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@ -16,8 +16,6 @@ import logging
from synapse.api.errors import StoreError
from synapse.util.logcontext import LoggingContext, PreserveLoggingContext
from synapse.util.caches import CACHE_SIZE_FACTOR
from synapse.util.caches.dictionary_cache import DictionaryCache
from synapse.util.caches.descriptors import Cache
from synapse.storage.engines import PostgresEngine
import synapse.metrics
@ -180,10 +178,6 @@ class SQLBaseStore(object):
self._get_event_cache = Cache("*getEvent*", keylen=3,
max_entries=hs.config.event_cache_size)
self._state_group_cache = DictionaryCache(
"*stateGroupCache*", 100000 * CACHE_SIZE_FACTOR
)
self._event_fetch_lock = threading.Condition()
self._event_fetch_list = []
self._event_fetch_ongoing = 0

19
synapse/storage/state.py
View File

@ -13,16 +13,17 @@
# See the License for the specific language governing permissions and
# limitations under the License.
from ._base import SQLBaseStore
from synapse.util.caches.descriptors import cached, cachedList
from synapse.util.caches import intern_string
from synapse.util.stringutils import to_ascii
from synapse.storage.engines import PostgresEngine
from collections import namedtuple
import logging
from twisted.internet import defer
from collections import namedtuple
import logging
from synapse.storage.engines import PostgresEngine
from synapse.util.caches import intern_string, CACHE_SIZE_FACTOR
from synapse.util.caches.descriptors import cached, cachedList
from synapse.util.caches.dictionary_cache import DictionaryCache
from synapse.util.stringutils import to_ascii
from ._base import SQLBaseStore
logger = logging.getLogger(__name__)
@ -81,6 +82,10 @@ class StateStore(SQLBaseStore):
where_clause="type='m.room.member'",
)
self._state_group_cache = DictionaryCache(
"*stateGroupCache*", 100000 * CACHE_SIZE_FACTOR
)
@cached(max_entries=100000, iterable=True)
def get_current_state_ids(self, room_id):
"""Get the current state event ids for a room based on the