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Count number of GC collects

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This commit is contained in:
Erik Johnston 2016-05-16 09:32:29 +01:00
parent 7d6e89ed22
commit 60d53f9e95
1 changed files with 11 additions and 5 deletions
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14
synapse/metrics/__init__.py
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@ -156,7 +156,12 @@ get_metrics_for("process").register_callback("fds", _process_fds, labels=["type"
reactor_metrics = get_metrics_for("reactor") reactor_metrics = get_metrics_for("reactor")
tick_time = reactor_metrics.register_distribution("tick_time") tick_time = reactor_metrics.register_distribution("tick_time")
pending_calls_metric = reactor_metrics.register_distribution("pending_calls") pending_calls_metric = reactor_metrics.register_distribution("pending_calls")
gc_time = reactor_metrics.register_distribution("gc_time")
gc_time = (
reactor_metrics.register_distribution("gc_time_gen0"),
reactor_metrics.register_distribution("gc_time_gen2"),
reactor_metrics.register_distribution("gc_time_gen2"),
)
def runUntilCurrentTimer(func): def runUntilCurrentTimer(func):
@ -189,14 +194,15 @@ def runUntilCurrentTimer(func):
# one if necessary. # one if necessary.
threshold = gc.get_threshold() threshold = gc.get_threshold()
counts = gc.get_count() counts = gc.get_count()
start = time.time() * 1000
for i in [2, 1, 0]: for i in [2, 1, 0]:
if threshold[i] < counts[i]: if threshold[i] < counts[i]:
logger.info("Collecting gc %d", i) logger.info("Collecting gc %d", i)
start = time.time() * 1000
gc.collect(i) gc.collect(i)
end = time.time() * 1000 end = time.time() * 1000
gc_time.inc_by(end - start)
gc_time[i].inc_by(end - start)
return ret return ret