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我已经以编程方式设置了msmq绑定和限制,但即使我指定MaxConcurrentCalls,MaxConcurrentSessions和MaxConcurrentInstances高于10,我也无法一次处理超过10条消息。如何让WCF MSMQ每次获得10条以上的消息?
下面是代码来创建主机:
var host = new ServiceHost(typeof(MqProcessRequestServer));
var binding = new NetMsmqBinding(NetMsmqSecurityMode.None)
{
UseSourceJournal = true,
ReceiveErrorHandling = ReceiveErrorHandling.Drop,
ReceiveRetryCount = 0,
MaxRetryCycles = 0,
RetryCycleDelay = TimeSpan.FromMinutes(1),
ExactlyOnce = true,
Durable = true,
MaxReceivedMessageSize = 4000000000,
ReceiveTimeout = TimeSpan.FromSeconds(30)
};
var queueUri = string.Format("net.msmq://localhost/private/{0}", scriptEngineVersion);
host.AddServiceEndpoint(typeof(IMqProcessRequest), binding, queueUri);
// Set throttling to ScriptEngine.Capacity in datamodel
var throttling = new ServiceThrottlingBehavior
{
MaxConcurrentCalls = capacity,
MaxConcurrentSessions = capacity,
MaxConcurrentInstances = capacity
};
host.Description.Behaviors.Add(throttling);
// Set service timeout
var behavior = host.Description.Behaviors.Find<ServiceBehaviorAttribute>();
behavior.TransactionTimeout = TimeSpan.FromSeconds(60).ToString();
这里是服务行为:
[ServiceBehavior(ConcurrencyMode = ConcurrencyMode.Multiple, InstanceContextMode = InstanceContextMode.PerCall, ReleaseServiceInstanceOnTransactionComplete = false)]
public class MqProcessRequestServer : IMqProcessRequest, IDisposable
我已经尝试了不同的能力值,所有小于10个工作正常,因为我得到最多配置,但10以上将只有10个。