My Libgdx game slow when integrated Admob -

i new game developing libgdx. have problem admob ads. when call "adview.loadad(adrequest);" game slowl, when start game, fps ~ 60 , when call adview.loadad(adrequest) game fps ~ 30.

here

public class mainactivity extends androidapplication implements iactivityrequesthandler {     protected adview adview;    adrequest adrequest;    private final int show_ads = 1;    private final int hide_ads = 0;     protected handler handler = new handler() {       @override       public void handlemessage(message msg) {          switch (msg.what) {          case show_ads: {             system.out.println("show adview");             adview.setvisibility(view.visible);             break;          }          case hide_ads: {             adview.setvisibility(view.gone);             break;          }          }       }    };     @override    public void oncreate(bundle savedinstancestate) {       super.oncreate(savedinstancestate);        // create layout       relativelayout layout = new relativelayout(this);        // stuff initialize()       requestwindowfeature(window.feature_no_title);       getwindow().setflags(windowmanager.layoutparams.flag_fullscreen, windowmanager.layoutparams.flag_fullscreen);       getwindow().clearflags(windowmanager.layoutparams.flag_force_not_fullscreen);        // create libgdx view       view gameview = initializeforview(new mygdxgame(this), false);        // create , setup admob view`enter code here`       adview = new adview(this, adsize.banner, "xxxxxx"); // put in                                                 // secret key                                                 // here       adrequest = new adrequest();       adview.loadad(adrequest);       // adview.loadad(new adrequest());        // add libgdx view       layout.addview(gameview);        // add admob view       relativelayout.layoutparams adparams = new relativelayout.layoutparams(relativelayout.layoutparams.wrap_content,             relativelayout.layoutparams.wrap_content);       adparams.addrule(relativelayout.align_parent_top);       adparams.addrule(relativelayout.align_parent_right);        layout.addview(adview, adparams);        // hook       setcontentview(layout);    }     // callback posts message handler    @override    public void showads(boolean show) {       handler.sendemptymessage(show ? show_ads : hide_ads);    } } 

i read topic using interstitials admob in libgdx game android, it's slow when dismissing it
not solution please me if have solution. sory bad english. thanks!

this known issue , @ moment cant change it.

post @ libgdx forum

it has nothing todo code. think