rxvt-unicode extremely slow to start

Ken Preslan ken at preslan.org
Wed Aug 24 12:02:22 PDT 2016

On Wed, Aug 24, 2016 at 06:46:29PM +0200, Clemens Lang 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.
> Smells an aweful lot like a font-cache update going on in the
> background. Start urxvt under opensnoop:
>  Shell 1: sudo opensnoop -n rxvt-unicode (or whatever the process name is)
>  Shell 2: urxvt
> If it shows opening thousands of font files it's updating the font
> cache. The question then would be why it doesn't keep the cache. Maybe
> the location where it tries to put the cache isn't writable?

I see the same thing with "emacs +x11".  If I revert the "fontconfig"
package back to r149841, the problem goes away.

Ken Preslan <ken at preslan.org>

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