When multiple processes are started, duplicate ports will be bound #115
Description
The rider can set the number of assemblies in parallel, when multiple processes get available ports, mong2go get duplicate ports and throw an exception
MongoDB.Driver.MongoCommandException
Command replSetInitiate failed: already initialized.
at MongoDB.Driver.Core.WireProtocol.CommandUsingCommandMessageWireProtocol`1.ProcessResponse(ConnectionId connectionId, CommandMessage responseMessage)
at MongoDB.Driver.Core.WireProtocol.CommandUsingCommandMessageWireProtocol`1.Execute(IConnection connection, CancellationToken cancellationToken)
at MongoDB.Driver.Core.WireProtocol.CommandWireProtocol`1.Execute(IConnection connection, CancellationToken cancellationToken)
at MongoDB.Driver.Core.Servers.Server.ServerChannel.ExecuteProtocol[TResult](IWireProtocol`1 protocol, ICoreSession session, CancellationToken cancellationToken)
So, in multi-process, we cannot be sure that the port is available.
Use a port number of zero if you want the underlying service provider to assign a free port for you
https://docs.microsoft.com/en-us/dotnet/api/system.net.sockets.socket?view=net-5.0#remarks