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Add TimerMetrics to shadow the PerformanceCounters in synapse.storage; with the view to eventually replacing them entirely

This commit is contained in:
Paul "LeoNerd" Evans 2015-03-05 15:58:03 +00:00
parent 6d146e15df
commit fa319a5786
1 changed files with 20 additions and 3 deletions
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23
synapse/storage/_base.py
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@ -39,6 +39,8 @@ transaction_logger = logging.getLogger("synapse.storage.txn")
metrics = synapse.metrics.get_metrics_for("synapse.storage") metrics = synapse.metrics.get_metrics_for("synapse.storage")
sql_query_timer = metrics.register_timer("queries", keys=["verb"]) sql_query_timer = metrics.register_timer("queries", keys=["verb"])
sql_txn_timer = metrics.register_timer("transactions", keys=["desc"])
sql_getevents_timer = metrics.register_timer("get_events", keys=["desc"])
# TODO(paul): # TODO(paul):
@ -184,11 +186,16 @@ class SQLBaseStore(object):
self._previous_txn_total_time = 0 self._previous_txn_total_time = 0
self._current_txn_total_time = 0 self._current_txn_total_time = 0
self._previous_loop_ts = 0 self._previous_loop_ts = 0
# TODO(paul): These can eventually be removed once the metrics code
# is running in mainline, and we have some nice monitoring frontends
# to watch it
self._txn_perf_counters = PerformanceCounters() self._txn_perf_counters = PerformanceCounters()
self._get_event_counters = PerformanceCounters() self._get_event_counters = PerformanceCounters()
self._get_event_cache = LruCache(hs.config.event_cache_size) self._get_event_cache = LruCache(hs.config.event_cache_size)
self._get_event_cache_counter = metrics.register_cache("get_event", self._get_event_cache_counter = metrics.register_cache(
"get_event_cache",
size_callback=lambda: len(self._get_event_cache), size_callback=lambda: len(self._get_event_cache),
) )
@ -254,6 +261,8 @@ class SQLBaseStore(object):
self._current_txn_total_time += end - start self._current_txn_total_time += end - start
self._txn_perf_counters.update(desc, start, end) self._txn_perf_counters.update(desc, start, end)
sql_txn_timer.inc_time(self._current_txn_total_time, desc)
with PreserveLoggingContext(): with PreserveLoggingContext():
result = yield self._db_pool.runInteraction( result = yield self._db_pool.runInteraction(
inner_func, *args, **kwargs inner_func, *args, **kwargs
@ -653,7 +662,11 @@ class SQLBaseStore(object):
get_prev_content=False, allow_rejected=False): get_prev_content=False, allow_rejected=False):
start_time = time.time() * 1000 start_time = time.time() * 1000
update_counter = self._get_event_counters.update
def update_counter(desc, last_time):
curr_time = self._get_event_counters.update(desc, last_time)
sql_getevents_timer.inc_time(curr_time - last_time, desc)
return curr_time
cache = self._get_event_cache.setdefault(event_id, {}) cache = self._get_event_cache.setdefault(event_id, {})
@ -704,7 +717,11 @@ class SQLBaseStore(object):
check_redacted=True, get_prev_content=False): check_redacted=True, get_prev_content=False):
start_time = time.time() * 1000 start_time = time.time() * 1000
update_counter = self._get_event_counters.update
def update_counter(desc, last_time):
curr_time = self._get_event_counters.update(desc, last_time)
sql_getevents_timer.inc_time(curr_time - last_time, desc)
return curr_time
d = json.loads(js) d = json.loads(js)
start_time = update_counter("decode_json", start_time) start_time = update_counter("decode_json", start_time)