def get_memory_cache_stats() -> caching_domain.MemoryCacheStats:
"""Returns a memory profile of the redis cache. Visit
https://redis.io/commands/memory-stats for more details on what exactly is
returned.
Returns:
MemoryCacheStats. MemoryCacheStats object containing the total allocated
memory in bytes, peak memory usage in bytes, and the total number of
keys stored as values.
"""
redis_full_profile = OPPIA_REDIS_CLIENT.memory_stats()
memory_stats = caching_domain.MemoryCacheStats(
redis_full_profile['total.allocated'],
redis_full_profile['peak.allocated'], redis_full_profile['keys.count'])
return memory_stats
def get_memory_cache_stats() -> caching_domain.MemoryCacheStats:
"""Returns a memory profile of the redis cache. Visit
https://redis.io/commands/memory-stats for more details on what exactly is
returned.
Returns:
MemoryCacheStats. MemoryCacheStats object containing the total allocated
memory in bytes, peak memory usage in bytes, and the total number of
keys stored as values.
"""
# We have ignored [attr-defined] below because there is some error in
# the redis typeshed. Typestubs don't define the method memory_stats()
# for the redis.StrictRedis object.
# TODO(#13617): Update our typeshed after redis stubs are improved in
# typeshed. Then the ignore[attr-defined] used below can be removed.
redis_full_profile = OPPIA_REDIS_CLIENT.memory_stats(
) # type: ignore[attr-defined]
memory_stats = caching_domain.MemoryCacheStats( # type: ignore[no-untyped-call]
redis_full_profile.get('total.allocated'),
redis_full_profile.get('peak.allocated'),
redis_full_profile.get('keys.count'))
return memory_stats
def test_that_domain_object_is_created_correctly(self) -> None:
memory_cache = caching_domain.MemoryCacheStats(64, 128, 16)
self.assertEqual(memory_cache.total_allocated_in_bytes, 64)
self.assertEqual(memory_cache.peak_memory_usage_in_bytes, 128)
self.assertEqual(memory_cache.total_number_of_keys_stored, 16)
