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Date:      Thu, 2 Feb 2006 18:12:56 +1030
From:      "Daniel O'Connor" <doconnor@gsoft.com.au>
To:        Peter Jeremy <peterjeremy@optushome.com.au>
Cc:        freebsd-current@freebsd.org
Subject:   Re: KDE 3.5.0 seems much chubbier than 3.4.2
Message-ID:  <200602021812.59001.doconnor@gsoft.com.au>
In-Reply-To: <20060202071137.GB921@turion.vk2pj.dyndns.org>
References:  <200601301652.16237.doconnor@gsoft.com.au> <200602020952.39010.doconnor@gsoft.com.au> <20060202071137.GB921@turion.vk2pj.dyndns.org>

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On Thursday 02 February 2006 17:41, Peter Jeremy wrote:
> On Thu, 2006-Feb-02 09:52:22 +1030, Daniel O'Connor wrote:
> >Also, xrestop shows X using 120Mb of pixmaps.
> >X's size is 315M, and I have a 64Mb video card.
> >
> >64 + 120 =3D 184
> >315 - 184 =3D 131
> >
> >ie 131Mb of space that X is using but no obvious reason..
>
> There's a lot more to X than the video memory and pixmaps.

Sure, but 131Mb is a lot of "other".

> In my case (this is X.org 6.9.0 on 6-stable/amd64 but the principle is
> the same), I have 32MB video RAM, 28MB pixmaps and ps report that X
> is using 78MB - a difference of 18M.
>
> If I look at the process memory map (see procfs(5)), the breakdown is:
> 38MB  vnode backed (mostly shared libraries)
> 32MB  device (video memory)
>  6.75MB swap + default (malloc'd space, stack etc)
>
> This suggests that X is storing a lot of pixmaps in video RAM (for
> efficiency).

[inchoate 18:12] ~ >ps -axw| grep  bin/X
  826  ??  S     66:52.15 /usr/X11R6/bin/X -nolisten tcp :0 -auth /var/run/=
xauth/A:0-lKynIa (Xorg)
[inchoate 18:12] ~ >sudo cat /proc/826/map
cat: /proc/826/map: File too large

Broken in -current?

=2D-=20
Daniel O'Connor software and network engineer
for Genesis Software - http://www.gsoft.com.au
"The nice thing about standards is that there
are so many of them to choose from."
  -- Andrew Tanenbaum
GPG Fingerprint - 5596 B766 97C0 0E94 4347 295E E593 DC20 7B3F CE8C

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