byobu copy

Copy and Paste in Scrollback mode (screen/byobu)
　　Enter scrollback mode: F7
　　Move the cursor to the start of the text you want to copy, hit spacebar
　　Move the cursor to the end of the text you want to copy and hit enter
　　To paste text, Alt+Insert

Another solution:

　　shift-f3 - move to split to be copied from

　　alt-pgup - enter copy mode

　　space - start selection

　　cursor through desired text

　　enter - end selection

　　shift-f3 - shift focus to split to copy to

　　ensure receiving vim is in insert mode

　　alt-insert - paste selected text

https://askubuntu.com/questions/37455/how-to-copy-command-console-text

https://stackoverflow.com/questions/25923952/how-to-copy-from-one-split-and-paste-in-another-in-byobu