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add current system ts metric

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This commit is contained in:
wphan
2023-12-07 14:20:42 -08:00
parent ea0b50fe4b
commit 5dd7270a89
1 changed files with 11 additions and 0 deletions
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11
src/core/metrics.ts
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@@ -39,6 +39,7 @@ enum METRIC_TYPES {
endpoint_response_status = 'endpoint_response_status', endpoint_response_status = 'endpoint_response_status',
gpa_fetch_duration = 'gpa_fetch_duration', gpa_fetch_duration = 'gpa_fetch_duration',
last_ws_message_received_ts = 'last_ws_message_received_ts', last_ws_message_received_ts = 'last_ws_message_received_ts',
current_system_ts = 'current_system_ts',
health_status = 'health_status', health_status = 'health_status',
} }
@@ -124,6 +125,16 @@ lastWsReceivedTsGauge.addCallback((obs: ObservableResult) => {
obs.observe(lastWsMsgReceivedTs, {}); obs.observe(lastWsMsgReceivedTs, {});
}); });
const currentSystemTsGauge = meter.createObservableGauge(
METRIC_TYPES.current_system_ts,
{
description: 'Timestamp of system at time of metric collection',
}
);
currentSystemTsGauge.addCallback((obs: ObservableResult) => {
obs.observe(Date.now(), {});
});
const endpointResponseTimeHistogram = meter.createHistogram( const endpointResponseTimeHistogram = meter.createHistogram(
METRIC_TYPES.endpoint_response_times_histogram, METRIC_TYPES.endpoint_response_times_histogram,
{ {