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List:       kwrite-devel
Subject:    Re: kate 4.6 is so slow I'm going to have to switch to a different
From:       Andreas Pakulat <apaku () gmx ! de>
Date:       2011-05-21 21:55:37
Message-ID: 20110521215537.GB11084 () barmbek
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On 20.05.11 10:31:39, Steven LeCompte wrote:
> Hi,
> I've been using kate for years as my primary code editor for php, css, html,
> javascript, bash, etc.
> Ever since 4.6 was released, kate has become unbearably slow.  For example,
> when I type some code on a new line, it can take kate's buffer anywhere from
> 1-5 seconds to "catch up" with my typing and actually display what I've
> typed.
> I know this isn't unique to one machine, since I use kate on 2 different
> hosts (one running a kate 4.6 on fresh install of Kubuntu 11.04 and the
> other running Ubuntu 10.1).  Based on various blogs I've read, it looks like
> a lot of other folks are frustrated with kate's sluggish performance as
> well.
> 
> I haven't bothered submitting a bug since your bugs database already has a
> few submissions regarding this problem.
> When are you planning to address this?  Two of my colleagues at work have
> already abandoned kate because of it's abysmal responsiveness and I'm close
> to doing the same; but I'd rather not.  Performance issues aside, kate is
> the best code editor I've ever used and I really want to keep using it.  But
> at this point, kate's sluggishness has interrupted my workflow so severely
> that I'll be forced to abandon kate if these performance issues aren't
> addressed soon.

You may want to try out changing the rendering-engine for Qt, i.e. try 

kate --graphicssystem raster

or if that does not help, the native one:

kate --graphicssystem native

Though I think the raster one is fast in almost all cases.

Andreas
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