EUTR application

Hi my name Malik I'm from Pakistan my wife who's from Poland but working in Ireland for more then years I submitted my application to join my EU spouse visa to Ireland embassy in Pakistan on 30 November 2017 they asked additional documents from my wife after which she send to EUTR unit in Dublin on 21 February 2018 until now we didn't get any response it's almost 7 months now is anybody have experience like that's or is any body know how long it's will take more to get my visa application
Regards

Please kindly help