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azure-container-instances - Azure 容器应用程序每 30 秒重新启动一次

转载 作者:行者123 更新时间:2023-12-05 01:04:16 33 4
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我有一个基于 hosted BackgroundService model 的 Azure 容器应用程序.它本质上只是一个长时间运行的控制台应用程序,它覆盖 BackgroundService.ExecuteAsync 方法并等待停止信号(通过传递的取消 token )。当我在 Docker 中本地运行时,它是完美的——一切都按预期运行。当我部署为 Azure 容器应用程序时,它会部署并运行——尽管我必须手动将比例最小值设置为 1 才能让它完全运行——但它每 30 秒左右重新启动一次,这显然并不理想。我的猜测是 Azure Container Apps docker 主机以某种方式检查我的实例的运行状况并且不满意所以尝试重新启动它?只是一个猜测。我错过了什么?

using FR911.DataAccess.Repository;
using FR911.Infrastructure.Commands;
using FR911.Utils;
using FR911.Utils.Extensions;
using SimpleInjector;

IHost host = Host.CreateDefaultBuilder(args)
.ConfigureServices(services =>
{
services.AddFR911Log4NetConfig();
services.AddTransient<ICommandProcessor, CommandProcessor>();
Container container = new Container();
container.Register(typeof(ICommandHandler<,>), new List<Type>()
{
//typeof(CacheSyncCommandHandler),
});

#if DEBUG
container.Verify();
#endif

services.AddSingleton<Container>(container);
services.AddHostedService<Worker>();
})
.Build();

await host.RunAsync();
    public class Worker : BackgroundService
{
private readonly ILogger<Worker> _logger;
private ICommandProcessor _commandProcessor;

public Worker(ILogger<Worker> logger, ICommandProcessor cmdProcessor)
{
_logger = logger;
_commandProcessor = cmdProcessor;
}

protected override async Task ExecuteAsync(CancellationToken stoppingToken)
{
_logger.LogInformation("Worker starting at: {time}", DateTimeOffset.Now);

DateTime? lastGC = null;
while (!stoppingToken.IsCancellationRequested)
{
_logger.LogInformation("Worker running at: {time}", DateTimeOffset.Now);
await Task.Delay(1000, stoppingToken);
}
_logger.LogInformation("Worker stopping at: {time}", DateTimeOffset.Now);
}
}
24 May 2022 12:10:46.5732022-05-24 12:10:46,248 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker starting at: 05/24/2022 12:10:46 +00:00
24 May 2022 12:10:46.5732022-05-24 12:10:46,249 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:10:46 +00:00
24 May 2022 12:10:46.5732022-05-24 12:10:46,251 Microsoft.Hosting.Lifetime fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Application started. Press Ctrl+C to shut down.
24 May 2022 12:10:46.5732022-05-24 12:10:46,252 Microsoft.Hosting.Lifetime fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Hosting environment: Production
24 May 2022 12:10:46.5732022-05-24 12:10:46,336 Microsoft.Hosting.Lifetime fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Content root path: /app
24 May 2022 12:10:47.6402022-05-24 12:10:47,637 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:10:47 +00:00
24 May 2022 12:10:48.6402022-05-24 12:10:48,638 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:10:48 +00:00
24 May 2022 12:10:49.6392022-05-24 12:10:49,637 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:10:49 +00:00
24 May 2022 12:10:50.6432022-05-24 12:10:50,638 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:10:50 +00:00
24 May 2022 12:10:51.6422022-05-24 12:10:51,638 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:10:51 +00:00
24 May 2022 12:10:52.6412022-05-24 12:10:52,638 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:10:52 +00:00
24 May 2022 12:10:53.6622022-05-24 12:10:53,637 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:10:53 +00:00
24 May 2022 12:10:54.6402022-05-24 12:10:54,638 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:10:54 +00:00
24 May 2022 12:10:55.6382022-05-24 12:10:55,636 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:10:55 +00:00
24 May 2022 12:10:56.6392022-05-24 12:10:56,637 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:10:56 +00:00
24 May 2022 12:10:57.6402022-05-24 12:10:57,638 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:10:57 +00:00
24 May 2022 12:10:58.6402022-05-24 12:10:58,638 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:10:58 +00:00
24 May 2022 12:10:59.6402022-05-24 12:10:59,638 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:10:59 +00:00
24 May 2022 12:11:00.6402022-05-24 12:11:00,637 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:11:00 +00:00
24 May 2022 12:11:01.6432022-05-24 12:11:01,638 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:11:01 +00:00
24 May 2022 12:11:02.6392022-05-24 12:11:02,637 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:11:02 +00:00
24 May 2022 12:11:03.6402022-05-24 12:11:03,638 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:11:03 +00:00
24 May 2022 12:11:04.6412022-05-24 12:11:04,637 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:11:04 +00:00
24 May 2022 12:11:05.6492022-05-24 12:11:05,636 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:11:05 +00:00
24 May 2022 12:11:06.6642022-05-24 12:11:06,638 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:11:06 +00:00
24 May 2022 12:11:07.6392022-05-24 12:11:07,637 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:11:07 +00:00
24 May 2022 12:11:08.6402022-05-24 12:11:08,638 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:11:08 +00:00
24 May 2022 12:11:09.6402022-05-24 12:11:09,637 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:11:09 +00:00
24 May 2022 12:11:10.6412022-05-24 12:11:10,637 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:11:10 +00:00
24 May 2022 12:11:11.6392022-05-24 12:11:11,638 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:11:11 +00:00
24 May 2022 12:11:12.6402022-05-24 12:11:12,637 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:11:12 +00:00
24 May 2022 12:11:13.6402022-05-24 12:11:13,638 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:11:13 +00:00
24 May 2022 12:11:14.6392022-05-24 12:11:14,636 FR911.Worker.Worker fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Worker running at: 05/24/2022 12:11:14 +00:00
24 May 2022 12:11:14.9312022-05-24 12:11:14,930 Microsoft.Hosting.Lifetime fr911worker-app-20--vki2kmn-cf5bff474-5w6mh INFO Application is shutting down...

最佳答案

我是容器应用的工程经理。

您的容器应用程序正在重新启动,因为它没有通过就绪探测。

如果您的容器应用的 HTTP 入口设置为“启用”,平台将尝试在指定的目标端口(默认为 80)上 ping 它。如果平台无法成功 ping 通,则会被视为“不健康”并重新启动。请引用 Health probes in Azure Container Apps了解默认运行状况探测以及如何指定您自己的设置。

如果您的容器应用未在指定的入口端口进行监听(例如,如果您的应用正在处理来自队列的消息并且不期待外部 http 请求),请将 HTTP 入口设置为“已禁用”。当 HTTP 入口设置为“已禁用”时,将不会配置运行状况探测,也不会 ping 您的应用。

如果您的容器应用正在监听指定的目标端口,但它需要更长的启动时间,您可以定义更长的初始延迟和/或更长的 ping 间隔时间。

另外,请确保 HTTP 配置中指定的目标端口与容器应用程序的 dockerfile 中的 EXPOSEd 相同

关于azure-container-instances - Azure 容器应用程序每 30 秒重新启动一次,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/72362826/

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