Website is not loading fully sometime

Hi ,

We Check this issue from client side and got the message as below. but this setup is working fine when we bypass the F5 and access the site .

GET https://10.1.221.150/sites/all/themes/bootstrap/css/libs.min.css net::ERR_CONNECTION_RESET 200 (OK)

(index):117 GET https://10.1.221.150/sites/all/themes/bootstrap/css/rtl.css net::ERR_CONNECTION_RESET 200 (OK)

(index):468 GET https://10.1.221.150/sites/all/modules/jquery_update/replace/jquery/3.1/jquery.min.js?v=3.1.1 net::ERR_CONNECTION_RESET 200 (OK)

jquery-extend-3.4.0.js?v=3.1.1:112 Uncaught ReferenceError: jQuery is not defined

  at jquery-extend-3.4.0.js?v=3.1.1:112

(anonymous) @ jquery-extend-3.4.0.js?v=3.1.1:112

jquery.once.js?v=1.2:79 Uncaught ReferenceError: jQuery is not defined

  at jquery.once.js?v=1.2:79

(anonymous) @ jquery.once.js?v=1.2:79

drupal.js?pv505k:5 Uncaught ReferenceError: jQuery is not defined

  at drupal.js?pv505k:5

(anonymous) @ drupal.js?pv505k:5

(index):473 GET https://10.1.221.150/sites/all/themes/bootstrap/js/libs.min.js?pv505k net::ERR_CONNECTION_RESET 200 (OK)

custom.js?pv505k:154 Uncaught ReferenceError: $ is not defined

  at custom.js?pv505k:154

(anonymous) @ custom.js?pv505k:154

theme.init.js?pv505k:51 Uncaught ReferenceError: jQuery is not defined

  at theme.init.js?pv505k:51

(anonymous) @ theme.init.js?pv505k:51

(index):478 Uncaught ReferenceError: jQuery is not defined

  at (index):478

(anonymous) @ (index):478

(index):282 GET https://10.1.221.150/sites/all/themes/bootstrap/img/bg-hero111.jpg net::ERR_CONNECTION_RESET 200 (OK)

Sheet1?:embed=y&:showVizHome=no&:host_url=https%3A%2F%2Fpublic.tableau.com%2F&:embed_code_version=3&:tabs=no&:toolbar=yes&:animate_transition=yes&:display_static_image=no&:display_spinner=no&:display_overlay=yes&:display_count=yes&publish=yes&:loadOrderID=1:2 Active resource loading counts reached a per-frame limit while the tab was in background. Network requests will be delayed until a previous loading finishes, or the tab is brought to the foreground. See https://www.chromestatus.com/feature/5527160148197376 for more details