public MetricsCollector(IApmLogger logger, IPayloadSender payloadSender, IConfigurationSnapshotProvider configurationSnapshotProvider,
params IMetricsProvider[] metricsProvider
)
{
_logger = logger.Scoped(nameof(MetricsCollector));
_payloadSender = payloadSender;
_configurationSnapshotProvider = configurationSnapshotProvider;
var currentConfigSnapshot = configurationSnapshotProvider.CurrentSnapshot;
var interval = currentConfigSnapshot.MetricsIntervalInMilliseconds;
// ReSharper disable once CompareOfFloatsByEqualityOperator
if (interval == 0)
{
_logger.Info()?.Log("Collecting metrics is disabled - the agent won't collect metrics");
return;
}
MetricsProviders = new List <IMetricsProvider>();
var disabledMetrics = configurationSnapshotProvider.CurrentSnapshot.DisableMetrics;
if (metricsProvider != null)
{
foreach (var item in metricsProvider)
{
if (item != null)
{
AddIfEnabled(item);
}
}
}
AddIfEnabled(new ProcessTotalCpuTimeProvider(_logger));
AddIfEnabled(new SystemTotalCpuProvider(_logger));
AddIfEnabled(new ProcessWorkingSetAndVirtualMemoryProvider(disabledMetrics));
AddIfEnabled(new FreeAndTotalMemoryProvider(disabledMetrics));
try
{
// We saw some Exceptions in GcMetricsProvider.ctor, so we try-catch it
AddIfEnabled(new GcMetricsProvider(_logger, disabledMetrics));
}
catch (Exception e)
{
_logger.Warning()?.LogException(e, "Failed loading {ProviderName}", nameof(GcMetricsProvider));
}
AddIfEnabled(new CgroupMetricsProvider(_logger, disabledMetrics));
_logger.Info()?.Log("Collecting metrics in {interval} milliseconds interval", interval);
_timer = new Timer(interval);
_timer.Elapsed += (sender, args) => { CollectAllMetrics(); };
void AddIfEnabled(IMetricsProvider provider)
{
if (provider.IsEnabled(disabledMetrics))
{
MetricsProviders.Add(provider);
}
}
}
public Tracer(
IApmLogger logger,
Service service,
IPayloadSender payloadSender,
IConfigurationSnapshotProvider configurationProvider,
ICurrentExecutionSegmentsContainer currentExecutionSegmentsContainer,
IApmServerInfo apmServerInfo,
BreakdownMetricsProvider breakdownMetricsProvider
)
{
_logger = logger?.Scoped(nameof(Tracer));
_service = service;
_sender = payloadSender.ThrowIfArgumentNull(nameof(payloadSender));
_configurationProvider = configurationProvider.ThrowIfArgumentNull(nameof(configurationProvider));
CurrentExecutionSegmentsContainer = currentExecutionSegmentsContainer.ThrowIfArgumentNull(nameof(currentExecutionSegmentsContainer));
DbSpanCommon = new DbSpanCommon(logger);
_apmServerInfo = apmServerInfo;
_breakdownMetricsProvider = breakdownMetricsProvider;
}