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Add cpu used metric
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agile.zhou committed Jun 2, 2024
1 parent ac1f022 commit 496b929
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Showing 3 changed files with 101 additions and 65 deletions.
133 changes: 69 additions & 64 deletions src/AgileConfig.Server.Apisite/AgileConfig.Server.Apisite.csproj
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@@ -1,76 +1,81 @@
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32 changes: 31 additions & 1 deletion src/AgileConfig.Server.Apisite/Metrics/MeterService.cs
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Original file line number Diff line number Diff line change
@@ -1,6 +1,9 @@
using AgileConfig.Server.Data.Entity;
using AgileConfig.Server.IService;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Diagnostics.ResourceMonitoring;
using System;
using System.Diagnostics;
using System.Diagnostics.Metrics;
using System.Threading.Tasks;

Expand All @@ -17,6 +20,8 @@ public class MeterService : IMeterService
public ObservableGauge<int> ServiceGauge { get; }
public ObservableGauge<int> ClientGauge { get; }
public ObservableGauge<int> NodeGauge { get; }
public ObservableGauge<long> MemoryUsedGauge { get; }
public ObservableGauge<double> CpuUsedGauge { get; }

public Counter<long> PullAppConfigCounter { get; }

Expand All @@ -25,14 +30,17 @@ public class MeterService : IMeterService
private readonly IServerNodeService _serverNodeService;
private readonly IRemoteServerNodeProxy _remoteServer;
private readonly IServiceInfoService _serviceInfoService;
private readonly IResourceMonitor _resourceMonitor;

private int _appCount = 0;
private int _configCount = 0;
private int _clientCount = 0;
private int _serverNodeCount = 0;
private int _serviceCount = 0;
private long _memoryUsed = 0;
private double _cpuUsed = 0;

private const int _checkInterval = 30;
private const int _checkInterval = 5;

static MeterService()
{
Expand All @@ -47,27 +55,43 @@ public MeterService(IServiceScopeFactory sf)
_serverNodeService = sp.GetService<IServerNodeService>();
_remoteServer = sp.GetService<IRemoteServerNodeProxy>();
_serviceInfoService = sp.GetService<IServiceInfoService>();
_resourceMonitor = sp.GetService<IResourceMonitor>();

AppGauge = AgileConfigMeter.CreateObservableGauge<int>("AppCount", () =>
{
return _appCount;
}, "", "The number of enabled apps");

ConfigGauge = AgileConfigMeter.CreateObservableGauge<int>("ConfigCount", () =>
{
return _configCount;
}, "", "The number of enabled configuration items");

ServiceGauge = AgileConfigMeter.CreateObservableGauge<int>("ServiceCount", () =>
{
return _serviceCount;
}, "", "The number of registered services");

ClientGauge = AgileConfigMeter.CreateObservableGauge<int>("ClientCount", () =>
{
return _clientCount;
}, "", "The number of connected clients");

NodeGauge = AgileConfigMeter.CreateObservableGauge<int>("NodeCount", () =>
{
return _serverNodeCount;
}, "", "The number of nodes");

MemoryUsedGauge = AgileConfigMeter.CreateObservableGauge<long>("MemoryUsed", () =>
{
return _memoryUsed;
}, "MB", "Memory used (MB)");

CpuUsedGauge = AgileConfigMeter.CreateObservableGauge<double>("CpuUsed", () =>
{
return _cpuUsed;
}, "%", "CPU used percent");

PullAppConfigCounter = AgileConfigMeter.CreateCounter<long>("PullAppConfigCounter", "", "The number of times the app configuration was pulled");
}

Expand Down Expand Up @@ -104,6 +128,12 @@ private Task StartCheckAppCountAsync()
}
}
_clientCount = clientCount;

// memory and cpu
var window = TimeSpan.FromSeconds(3);
var utilization = _resourceMonitor.GetUtilization(window);
_memoryUsed = (long)utilization.MemoryUsedInBytes / 1024 / 1024;
_cpuUsed = utilization.CpuUsedPercentage;
}
catch
{
Expand Down
1 change: 1 addition & 0 deletions src/AgileConfig.Server.Apisite/Startup.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -92,6 +92,7 @@ public void ConfigureServices(IServiceCollection services)

services.AddOIDC();

services.AddResourceMonitoring();
services.AddSingleton<IMeterService, MeterService>();

services.AddOpenTelemetry()
Expand Down

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