I have a SQL server that only recently started failing with timeout exceptions. It is an older box and we are using it for more and more things. Before I write it off as a hardware/perf issue, I ...

using var conn = new MySqlConnection("Server=1.1.1.1,1.1.1.2,127.0.0.1;"); conn.Open(); Will got "Connect Timeout expired." exception. Because each tcp connection will try over 20 seconds but there ...