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如何增加信号2.2.2中的消息大小

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我正在使用信号器2.2.2将当前的html发送到信号服务器托管进程以转换为pdf,同时这样做会保持客户端显示的进度条 . 问题是signalr的最大消息限制为64kb . 我该如何增加?下面是我的websocket传输跟踪日志 . 目标和编译.net框架是4.5,因此SignalR正在使用websockets .

传输跟踪日志输出:

SignalR.Transports.TransportHeartBeat信息:0:连接2a307c4b-1ef6-4334-a3ef-875e0167ed75是新的 . SignalR.Transports.WebSocketTransport详细:0:发送外发留言 . 连接ID:2a307c4b-1ef6-4334-a3ef-875e0167ed75,传输:WebSocketTransport,消息:{“C”:“d-3FF6BE97-B,0 | C,0 | D,1”,“S”:1,“M “:[]} SignalR.Transports.WebSocketTransport信息:0:中止(2a307c4b-1ef6-4334-a3ef-875e0167ed75)SignalR.Transports.WebSocketTransport信息:0:CloseSocket(2a307c4b-1ef6-4334-a3ef-875e0167ed75)SignalR.Transports .TransportHeartBeat信息:0:删除连接2a307c4b-1ef6-4334-a3ef-875e0167ed75 SignalR.Transports.WebSocketTransport信息:0:结束(2a307c4b-1ef6-4334-a3ef-875e0167ed75)SignalR.Transports.WebSocketTransport详细:0:DrainWrites(2a307c4b) -1ef6-4334-a3ef-875e0167ed75)SignalR.Transports.WebSocketTransport信息:0:CompleteRequest(2a307c4b-1ef6-4334-a3ef-875e0167ed75)SignalR.Transports.TransportHeartBeat信息:0:连接58e58295-77a1-48d7-bac3-5e7fcbb51073是新 . SignalR.Transports.WebSocketTransport详细:0:发送外发留言 . 连接ID:58e58295-77a1-48d7-bac3-5e7fcbb51073,transport:WebSocketTransport,消息:{“C”:“d-3FF6BE97-B,0 | E,0 | F,1”,“S”:1,“M “:[]} SignalR.Transports.WebSocketTransport错误:0:OnError(58e58295-77a1-48d7-bac3-5e7fcbb51073,System.InvalidOperationException:Microsoft.AspNet.SignalR.Infrastructure.ByteBuffer.Append(Byte []段)超出了缓冲区长度)在Microsoft.AspNet.SignalR.WebSockets.WebSocketMessageReader.d__3.MoveNext()---从抛出异常的先前位置的堆栈跟踪结束---在系统的System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(任务任务) Microsoft.AspNet.SignalR.WebSockets.WebSocketHandler.d__25.MoveNext())中的.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(任务任务)SignalR.Transports.WebSocketTransport信息:0:CloseSocket(58e58295-77a1-48d7-bac3-5e7fcbb51073) SignalR.Transports.TransportHeartBeat详细:0:连接58e58295-77a1-48d7-bac3-5e7fcbb51073存在 . 关闭之前的连接 . 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