Date: Wed, 30 Mar 2005 05:13:59 +0200 From: Gert Cuykens <gert.cuykens@gmail.com> To: Danny Pansters <danny@ricin.com> Cc: questions@freebsd.org Subject: Re: x server Message-ID: <ef60af09050329191321c48b3@mail.gmail.com> In-Reply-To: <200503300458.28038.danny@ricin.com> References: <ef60af09050329184292a3338@mail.gmail.com> <200503300458.28038.danny@ricin.com>
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On Wed, 30 Mar 2005 04:58:27 +0200, Danny Pansters <danny@ricin.com> wrote: > On Wednesday 30 March 2005 04:42, Gert Cuykens wrote: > > Why does x server always use a avarage of 1% cpu time while i am doing > > nothing ? Everything els is 0% except x and enlightenment ? > > Probably the load of showing content or waiting for input, and the like. X is > big. It also uses a lot (if possible an awful lot) of memory. Showing > graphics can be a complicated thing which can require the cpu to do some work > now and then (think placement, repainting, frequency locking, and so on and > having to wait for those and catch the signals if they change). > > If I would have my TV viewer running (kmplayer) and do nothing for an extended > period of time I bet it would show a lot more cpu than 1% still. > > Same with websites that use heavy and/or broken javascripts or flash. Can yank > up cpu easily even for common tasks. I have a brand new oven (thats an intel > mobo with a 3.4 GHz processor) and it gets a lot more noisy (fans spinning > faster) when making world (in 35 minutes) or playing a dvd or a low bandwidth > encoded mediastream in (k)mplayer. Anything that makes the cpu really have to > work. > > Besides, the optimal cpu time used for any process is 100% as they all compete > for cpu bandwidth (if the system would be under duress). So basically your > system is doing great and is not overloaded at all. It's gravely underused > one might argue ;-) > What is the difference between a console and a xserver ? My console is always 0% and it has a mouse too just as the xserver showing the same thing ?
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