[OSM-talk] rendering map tiles with mapnik - hardware requirements
robin.paulson at gmail.com
Mon Feb 28 21:41:25 GMT 2011
On 1 March 2011 10:22, Richard Weait <richard at weait.com> wrote:
> On Mon, Feb 28, 2011 at 4:00 PM, Robin Paulson <robin.paulson at gmail.com> wrote:
>> we at OSM New Zealand are looking at rendering our own (NZ-only)
>> tiles, and we'd like to get a rough idea of the hardware requirements
>> we will need
>> are there any rules of thumb for how long it would take to render a
>> given lat/lon bbox, using mapnik?
>> i assume lat/lon is the independent variable, although i guess
>> density/complexity of data will affect things as well.
>> disk space, cpu, ram, time would be useful
> On 1 March 2011 10:22, Richard Weait <richard at weait.com> wrote:
> It depends. These two metatiles rendered in 18 seconds and 1.5
> seconds. So it can be all over the place depending. This box is busy
> doing other things too.
> zooming in to CHCH metatiles were well under a second.
> You can get by with a modest box as long as you don't mind waiting and
> have little load. OSM has a monster with 96GB ram and many fast disks
> in RAID. You can probably keep a good size group happy with
> a quad core
> 8 GB ram
> 1 TB of disk
as high as that! wow, i thought it'd be way lower for ~200MB of
we're gonna need a bigger machine
http://tangleball.org.nz/ - Auckland's Creative Space
http://openstreetmap.org.nz/ - Open Street Map New Zealand
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