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Track db txn time in millisecs

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... to reduce the amount of floating-point foo we do.
This commit is contained in:
Richard van der Hoff 2018-01-11 18:17:54 +00:00
parent 44a498418c
commit 6324b65f08
4 changed files with 17 additions and 10 deletions
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9
synapse/util/logcontext.py
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@ -59,7 +59,7 @@ class LoggingContext(object):
__slots__ = [
"previous_context", "name", "ru_stime", "ru_utime",
"db_txn_count", "db_txn_duration", "usage_start", "usage_end",
"db_txn_count", "db_txn_duration_ms", "usage_start", "usage_end",
"main_thread", "alive",
"request", "tag",
]
@ -97,7 +97,10 @@ class LoggingContext(object):
self.ru_stime = 0.
self.ru_utime = 0.
self.db_txn_count = 0
self.db_txn_duration = 0.
# ms spent waiting for db txns, excluding scheduling time
self.db_txn_duration_ms = 0
self.usage_start = None
self.usage_end = None
self.main_thread = threading.current_thread()
@ -205,7 +208,7 @@ class LoggingContext(object):
def add_database_transaction(self, duration_ms):
self.db_txn_count += 1
self.db_txn_duration += duration_ms / 1000.
self.db_txn_duration_ms += duration_ms
class LoggingContextFilter(logging.Filter):