记一次 .NET 使用 csreids 连接 Redis 超时问题

news2024/12/23 19:25:27

背景:

使用windows server 2016 , IIS 部署的程序运行一段时间后出现异常, Redis 部署在内网其他服务器; 通过windows 事件查看器发现一些错误日志 , CSRedis.Internal.IO.RedisSocketException: Connect to server timeout 大概意思为连接redis服务超时;

错误	2023/6/29 11:01:22	.NET Runtime	1000	无	"Category: Microsoft.AspNetCore.Session.SessionMiddleware
EventId: 1
RequestId: 80001312-0014-fb00-b63f-84710c7967bb
RequestPath: /Api/AndonCallRecord/AddAndonCallNotice
SpanId: |8ac4901c-4304374f5d1d9735.
TraceId: 8ac4901c-4304374f5d1d9735
ParentId: 

Error closing the session.

Exception: 
System.Exception: 【192.168.0.193:9004/0】状态不可用，等待后台检查程序恢复方可使用。Connect to server timeout
 ---> CSRedis.Internal.IO.RedisSocketException: Connect to server timeout
   at CSRedis.Internal.IO.RedisSocket.Connect(EndPoint endpoint, Int32 timeout)
   at CSRedis.Internal.RedisConnector.Connect(Int32 timeout)
   at CSRedis.RedisClient.Connect(Int32 timeout)
   at CSRedis.RedisClientPool.Return(Object`1 obj, Exception exception, Boolean isRecreate)
   --- End of inner exception stack trace ---
   at CSRedis.Internal.ObjectPool.ObjectPool`1.getFree(Boolean checkAvailable)
   at CSRedis.Internal.ObjectPool.ObjectPool`1.GetAsync()
   at CSRedis.CSRedisClient.GetClientAsync(RedisClientPool pool)
   at CSRedis.CSRedisClient.GetAndExecuteAsync[T](RedisClientPool pool, Func`2 handerAsync, Int32 jump, Int32 errtimes)
   at CSRedis.CSRedisClient.ExecuteScalarAsync[T](String key, Func`3 handerAsync)
   at CSRedis.CSRedisClient.HMGetAsync(String key, String[] fields)
   at Microsoft.Extensions.Caching.Redis.CSRedisCache.GetAndRefreshAsync(String key, Boolean getData, CancellationToken token)
   at Microsoft.Extensions.Caching.Redis.CSRedisCache.RefreshAsync(String key, CancellationToken token)
   at Microsoft.AspNetCore.Session.DistributedSession.CommitAsync(CancellationToken cancellationToken)
   at Microsoft.AspNetCore.Session.SessionMiddleware.Invoke(HttpContext context)
"