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Export CPU usage metrics also under prometheus-standard metric name

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This commit is contained in:
Paul "LeoNerd" Evans 2016-10-19 13:56:06 +01:00
parent b21b9dbc37
commit 03c2720940
1 changed files with 15 additions and 0 deletions
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15
synapse/metrics/__init__.py
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@ -119,6 +119,8 @@ def update_resource_metrics():
global rusage
rusage = getrusage(RUSAGE_SELF)
## Legacy synapse-invented metric names
resource_metrics = get_metrics_for("process.resource")
# msecs
@ -165,6 +167,19 @@ def _process_fds():
get_metrics_for("process").register_callback("fds", _process_fds, labels=["type"])
## New prometheus-standard metric names
process_metrics = get_metrics_for("process");
process_metrics.register_callback(
"cpu_user_seconds_total", lambda: rusage.ru_utime
)
process_metrics.register_callback(
"cpu_system_seconds_total", lambda: rusage.ru_stime
)
process_metrics.register_callback(
"cpu_seconds_total", lambda: rusage.ru_utime + rusage.ru_stime
)
reactor_metrics = get_metrics_for("reactor")
tick_time = reactor_metrics.register_distribution("tick_time")
pending_calls_metric = reactor_metrics.register_distribution("pending_calls")