rxvt-unicode extremely slow to start

Dr M J Carter majoc at astro.ox.ac.uk
Wed Aug 24 04:04:34 PDT 2016

On Wed, Aug 24, 2016 at 07:01:46AM -0400, Richard Cobbe wrote:
> On Tue, Aug 23, 2016 at 09:19:24PM -0400, Richard Cobbe wrote:
> > Some time within the last month or so, urxvt (from the rxvt-unicode
> > package) has become very slow to start, taking on the order of 20 seconds
> > to display the window after I launch it.  Once the window's up, everything
> > works just fine: the shell or whatever program starts immediately, the
> > window is responsive to user input, and the window disappears immediately
> > after exiting the shell or whatever.
> >
> > I have no idea how to debug this.  Where should I look for information
> > about what's going on?  I don't see anything in Console or under
> > ~/LibraryLogs/X11.  Nothing's printed to stdout when I start urxvt from the
> > shell prompt.  The only thing I've seen is that, according to htop, urxvt
> > sits at about 100% CPU usage from the time when I launch the process until
> > the window first appears.  Once the window becomes visible, the process's
> > CPU usage drops back down to nothing.
> Sorry; should have mentioned.  Other X clients start right up.

What about EMACS?

Dr Martin J Carter
Computer System Administrator
Astrophysics, University of Oxford

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