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authorkaiyou <pierre@jaury.eu>2018-04-08 17:56:44 +0200
committerkaiyou <pierre@jaury.eu>2018-04-08 17:56:44 +0200
commita13b7860c6570ad1bb9003e94ad67c761f0cf312 (patch)
treed08b2c50d1c1a6e570c59396660cd83836aa9f14 /synapse/util/caches/descriptors.py
parentMerge remote-tracking branch 'upstream/master' into feat-dockerfile (diff)
parentUpdate README.rst (diff)
downloadsynapse-a13b7860c6570ad1bb9003e94ad67c761f0cf312.tar.xz
Merge remote-tracking branch 'upstream/master' into feat-dockerfile
Diffstat (limited to 'synapse/util/caches/descriptors.py')
-rw-r--r--synapse/util/caches/descriptors.py4
1 files changed, 4 insertions, 0 deletions
diff --git a/synapse/util/caches/descriptors.py b/synapse/util/caches/descriptors.py

index af65bfe7b8..bf3a66eae4 100644 --- a/synapse/util/caches/descriptors.py +++ b/synapse/util/caches/descriptors.py
@@ -75,6 +75,7 @@ class Cache(object): self.cache = LruCache( max_size=max_entries, keylen=keylen, cache_type=cache_type, size_callback=(lambda d: len(d)) if iterable else None, + evicted_callback=self._on_evicted, ) self.name = name @@ -83,6 +84,9 @@ class Cache(object): self.thread = None self.metrics = register_cache(name, self.cache) + def _on_evicted(self, evicted_count): + self.metrics.inc_evictions(evicted_count) + def check_thread(self): expected_thread = self.thread if expected_thread is None: