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https://git.anonymousland.org/anonymousland/synapse-product.git
synced 2024-12-12 03:14:19 -05:00
Wire up the dictionarycache to the metrics
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@ -12,3 +12,16 @@
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# limitations under the License.
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import synapse.metrics
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DEBUG_CACHES = False
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metrics = synapse.metrics.get_metrics_for("synapse.util.caches")
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caches_by_name = {}
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cache_counter = metrics.register_cache(
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"cache",
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lambda: {(name,): len(caches_by_name[name]) for name in caches_by_name.keys()},
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labels=["name"],
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)
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@ -1,5 +1,5 @@
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# -*- coding: utf-8 -*-
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# -*- coding: utf-8 -*-
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# Copyright 2014, 2015 OpenMarket Ltd
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# Copyright 2015 OpenMarket Ltd
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#
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# you may not use this file except in compliance with the License.
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@ -17,7 +17,8 @@ import logging
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from synapse.util.async import ObservableDeferred
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from synapse.util.async import ObservableDeferred
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from synapse.util import unwrapFirstError
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from synapse.util import unwrapFirstError
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from synapse.util.caches.lrucache import LruCache
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from synapse.util.caches.lrucache import LruCache
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import synapse.metrics
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from . import caches_by_name, DEBUG_CACHES, cache_counter
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from twisted.internet import defer
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from twisted.internet import defer
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@ -30,18 +31,6 @@ import threading
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logger = logging.getLogger(__name__)
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logger = logging.getLogger(__name__)
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DEBUG_CACHES = False
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metrics = synapse.metrics.get_metrics_for("synapse.util.caches")
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caches_by_name = {}
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cache_counter = metrics.register_cache(
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"cache",
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lambda: {(name,): len(caches_by_name[name]) for name in caches_by_name.keys()},
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labels=["name"],
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)
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_CacheSentinel = object()
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_CacheSentinel = object()
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@ -15,6 +15,7 @@
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from synapse.util.caches.lrucache import LruCache
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from synapse.util.caches.lrucache import LruCache
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from collections import namedtuple
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from collections import namedtuple
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from . import caches_by_name, cache_counter
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import threading
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import threading
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import logging
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import logging
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@ -42,6 +43,7 @@ class DictionaryCache(object):
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__slots__ = []
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__slots__ = []
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self.sentinel = Sentinel()
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self.sentinel = Sentinel()
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caches_by_name[name] = self.cache
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def check_thread(self):
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def check_thread(self):
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expected_thread = self.thread
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expected_thread = self.thread
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@ -54,10 +56,9 @@ class DictionaryCache(object):
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)
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)
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def get(self, key, dict_keys=None):
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def get(self, key, dict_keys=None):
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try:
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entry = self.cache.get(key, self.sentinel)
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entry = self.cache.get(key, self.sentinel)
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if entry is not self.sentinel:
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if entry is not self.sentinel:
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# cache_counter.inc_hits(self.name)
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cache_counter.inc_hits(self.name)
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if dict_keys is None:
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if dict_keys is None:
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return DictionaryEntry(entry.full, dict(entry.value))
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return DictionaryEntry(entry.full, dict(entry.value))
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@ -68,11 +69,8 @@ class DictionaryCache(object):
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if k in entry.value
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if k in entry.value
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})
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})
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# cache_counter.inc_misses(self.name)
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cache_counter.inc_misses(self.name)
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return DictionaryEntry(False, {})
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return DictionaryEntry(False, {})
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except:
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logger.exception("get failed")
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raise
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def invalidate(self, key):
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def invalidate(self, key):
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self.check_thread()
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self.check_thread()
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@ -88,7 +86,6 @@ class DictionaryCache(object):
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self.cache.clear()
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self.cache.clear()
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def update(self, sequence, key, value, full=False):
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def update(self, sequence, key, value, full=False):
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try:
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self.check_thread()
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self.check_thread()
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if self.sequence == sequence:
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if self.sequence == sequence:
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# Only update the cache if the caches sequence number matches the
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# Only update the cache if the caches sequence number matches the
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@ -97,9 +94,6 @@ class DictionaryCache(object):
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self._insert(key, value)
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self._insert(key, value)
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else:
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else:
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self._update_or_insert(key, value)
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self._update_or_insert(key, value)
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except:
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logger.exception("update failed")
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raise
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def _update_or_insert(self, key, value):
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def _update_or_insert(self, key, value):
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entry = self.cache.setdefault(key, DictionaryEntry(False, {}))
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entry = self.cache.setdefault(key, DictionaryEntry(False, {}))
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