NetBSD-Users archive

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Old Index]

Re: tmux overhead



The Linux version of tmux is notorious for a noticeable CPU overload
too (try Google 'tmux CPU usage'), something to do with the original
design.

2016-01-22 1:59 GMT+03:00 John Klos <john%ziaspace.com@localhost>:
> Hi, all,
>
> Since tmux is part of a standard NetBSD install, I've been using it instead
> of screen. So far, so good. However, I've noticed that it accumulates a LOT
> of CPU time even when the underlying tty and shell are doing absolutely
> nothing. On a 60 MHz m68060 system that's been up for 53 days, for instance,
> and with a shell that's sitting at a quiet prompt:
>
> 25403 john      85    0  6144K 2312K kqueue    44.1H  4.05%  4.05% tmux
>
> 44 HOURS? Wow. And while it's otherwise idle, it's taking around 4% CPU.
>
> Ideas about why this is so busy?
>
> John


Home | Main Index | Thread Index | Old Index