[OSM-talk] OGL, OSM, NASA
Raphael Jacquot
sxpert at esitcom.org
Tue Apr 25 19:58:49 BST 2006
Nick Hill wrote:
> This size data set will easily fit into memory of a modest machine. If
> the R-tree representation fits into memory, then it is fast. If it
> doesn't, it is monstrously slow.
>
> How will the database perform when we get to 10 million or 100 million
> points?
that's true. hoever the test machine has only 128M of ram available
the postmaster process keeps at using 8% of the total ram
top - 18:58:54 up 1 day, 13:03, 2 users, load average: 0.15, 0.06, 0.02
Tasks: 59 total, 1 running, 58 sleeping, 0 stopped, 0 zombie
Cpu(s): 9.1% us, 0.0% sy, 0.0% ni, 90.9% id, 0.0% wa, 0.0% hi, 0.0% si
Mem: 125128k total, 120284k used, 4844k free, 976k buffers
Swap: 1000400k total, 3708k used, 996692k free, 74116k cached
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