Hi,

surely it is the bounding box size being wrong in the IMG part of the
html, e.g.
<IMG border=0 HEIGHT="160" WIDTH="395" ALT="Nano MEM" 
 
SRC="./graph.php?g=mem_report&z=medium&c=Nano&m=&r=hour&s=descending&hc=
4&st=1162807383">

If the dimensions given above differ from the image itself,
this would cause aliasing/moire artifacts.  Personally I got rid of the
explicit setting of image dimensions ages ago. Too much hassle.

If you did not see this before and now you do, it may be that a new
version
of rrdtool is rendering to a slightly different image size?

kind regards,
Richard Grevis
Infrastructure Architecture
Barclays Capital, Canary Wharf, London, E14 4BB


> -----Original Message-----
> From: [EMAIL PROTECTED] 
> [mailto:[EMAIL PROTECTED] On 
> Behalf Of Martin Knoblauch
> Sent: 02 November 2006 20:20
> To: ganglia-developers@lists.sourceforge.net
> Subject: [Ganglia-developers] Ugly Font rendering in rrdtool 
> generated images
> 
> 
> Hi,
> 
>  has anybody seen this before? The fonts rendered by rrdtools 
> look really ugly. This is with the 3.0.4 webfrontend and 
> rrdtool-1.2.15-1.el4.rf (RHEL4, Update3 on amd64).
> 
>  An example is included (bad.png). Interestingly enough, if I 
> save the images alone, they look good (good.png). So this 
> could be a rendering problem within the browser. Some scaling 
> or filtering issue. Any ideas?
> 
> Cheers
> Martin
> PS: I really should release 3.0.4. It is overdue ....
> 
> ------------------------------------------------------
> Martin Knoblauch
> email: k n o b i AT knobisoft DOT de
> www:   http://www.knobisoft.de
> 
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