zhaolei
2020-11-20 921de2254ff5712a44ed8575ee8efe34252f6603
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using Microsoft.Extensions.Diagnostics.HealthChecks;
using System;
using System.Collections.Generic;
using System.Threading;
using System.Threading.Tasks;
 
namespace Bootstrap.Security.Mvc.HealthChecks
{
    /// <summary>
    /// 内存状态检查其
    /// </summary>
    internal class GCHealthCheck : IHealthCheck
    {
        /// <summary>
        /// 异步检查方法
        /// </summary>
        /// <param name="context"></param>
        /// <param name="cancellationToken"></param>
        /// <returns></returns>
        public Task<HealthCheckResult> CheckHealthAsync(HealthCheckContext context, CancellationToken cancellationToken = default)
        {
            // Include GC information in the reported diagnostics.
            var allocated = GC.GetTotalMemory(forceFullCollection: false);
            var data = new Dictionary<string, object>()
            {
                { "AllocatedMBytes", allocated / 1024 / 1024 },
                { "Gen0Collections", GC.CollectionCount(0) },
                { "Gen1Collections", GC.CollectionCount(1) },
                { "Gen2Collections", GC.CollectionCount(2) },
            };
            return Task.FromResult(HealthCheckResult.Healthy("OK", data));
        }
    }
}