On Tue, Jul 26, 2016 at 11:48 AM, stan <stanl-fedorauser@xxxxxxxxxxx> wrote: > On Tue, 26 Jul 2016 09:30:46 -0600 > Chris Murphy <lists@xxxxxxxxxxxxxxxxx> wrote: > > >> I use vi which I guess on Fedora is vim, but this is in GNOME >> Terminal. All I really want is something I can scroll with a trackpad >> or pageup/pagedown neither of which works well in vi. I could just cat >> the text file and then do scrolling with Terminal, but... > > less is my solution to that. I'm usually looking for a pattern in the > output, and less allows that with the slash (/) command. Even > regexes. And the space bar scrolls, as well as pgup / pgdn, and the > scroll wheel works. Arrow keys move right and left if wrapping is > turned off. Marks work like in vi(m), so it is easy to flip between > positions to compare, once positions are marked. The best part is > that it can be used as destination from a pipe and updated to see > latest information while a process is running. Less is more. This is pretty badass. > > I've never used it without a keyboard, though, so it might be clumsy > there. I just tried less with gnome terminal on a 65 MB file, and it > worked great. When I tried it on the 118 MB file it did as well as > konsole or a virtual console. That file has some really long lines (> > 100k characters), so it takes some time to calculate output at the end > when wrapping. When I tried it on a 136 MB file, all less than 80 > columns, less in GNOME Terminal was instantaneous in flipping back and > forth between start and end. So GNOME Terminal isn't the problem. > Probably the design of the program for the rare case of extremely long > lines requiring wrapping is causing the delay. I don't know what it is. These btrfs debug files don't have many lines longer than 60 characters. A scant handful might be up to 80. The only thing I see that makes lines long are long file names. -- Chris Murphy -- users mailing list users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe or change subscription options: https://lists.fedoraproject.org/admin/lists/users@xxxxxxxxxxxxxxxxxxxxxxx Fedora Code of Conduct: http://fedoraproject.org/code-of-conduct Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines Have a question? Ask away: http://ask.fedoraproject.org
