On Fri, Apr 24, 2015 at 12:19 PM, Anish Mangal <[email protected]> wrote:
> Hi Braddock, > > Am willing to give this a shot. The map data on IIAB could do with an > update. Let me know how/where I should access the machine. > Anish, *How can others assist you here?* PS Tim Moody miraculously fixed OpenStreetMap city/town search on a Rwanda-bound IIAB/XSCE server on CentOS "7.1", by downgrading Whoosh from 2.7 to 2.6 overnight, just last night! Will share my public ssh key with you separately. > > Best, > Anish > > > On Fri, Apr 24, 2015 at 9:12 PM, Braddock Gaskill <[email protected]> > wrote: > >> Hi Tim, >> The first step of the OSM processing is to import it into a huge >> PostGreSQL database, and is what is used in tile rendering. That database >> has to reside on an SSD or the later rendering of tiles is too slow. So >> no, you can't really reduce the SSD storage requirement. >> >> I have a machine available that I built for this task if anyone wants to >> use it remotely. >> >> -braddock >> >> On Thu, Apr 23, 2015 at 11:13 PM, Tim Moody <[email protected]> wrote: >> >>> Any way to do the calcs in smaller chunks to cut down on the storage >>> requirements, or even get to ramdisk? >>> >>> Sent from my BlackBerry(R) PlayBook(tm) >>> www.blackberry.com >>> >>> ------------------------------ >>> *From:* "Braddock Gaskill" <[email protected]> >>> *To:* "[email protected]" <[email protected]>, >>> "Braddock Gaskill" <[email protected]> >>> *Sent:* 24 April, 2015 1:45 AM >>> *Subject:* Re: [XSCE] Steps involved in generating OSM maps for IIAB >>> >>> IIAB Open Street Map generation... >>> >>> Note: >>> -generating the OSM tiles requires a machine with at least a 500GB SSD >>> (conventional HD is too slow) and 16 GB RAM, preferably with 4 or 8 cores. >>> >>> -It will take about a week of processing. >>> >>> -It was last done in 2012 on an Ubuntu 12.04 machine, and the OSM tools >>> have probably changed a lot >>> >>> -I have a machine that should do the job if you want to do it remotely >>> >>> -Documentation on the procedure is available in the IIAB "Maintainers >>> Guide" >>> >>> https://github.com/braddockcg/internet-in-a-box/blob/master/doc/Maintainers_Guide.txt >>> >>> >>> -Further raw notes on what I did are in: >>> https://github.com/braddockcg/internet-in-a-box/blob/master/doc/NOTES.txt >>> See both sections:"OpenStreetMap - 8/23/12" and further down >>> OSM Planet Import >>> -If you are lucky, the OSM project documentation and tools have improved >>> since 2012. There was a LOT of trial and error back then. >>> >>> -braddock >>> >>> >>> >>> On Thu, Apr 23, 2015 at 10:24 PM, Anish Mangal <[email protected]> >>> wrote: >>> >>>> Yes. A listing of steps involved would be useful. >>>> >>>> >>>> On Fri, Apr 24, 2015 at 10:53 AM, Tony Anderson <[email protected]> >>>> wrote: >>>> >>>>> Hi, >>>>> >>>>> My recollection is that was done by Braddock. It involved rendering >>>>> the tiles downloaded from OSM. >>>>> >>>>> Tony >>>>> >>>>> >>>>> On 04/24/2015 06:23 AM, Anish Mangal wrote: >>>>> >>>>>> Hi, >>>>>> >>>>>> Are the steps to generate OSM data for use with IIAB documented >>>>>> somewhere. Am willing to give it a try to download the map-data and >>>>>> generate the required images/files. >>>>>> >>>>>> Best, >>>>>> Anish >>>>>> >>>>>> >>>>> >>>> >>>> >>>> >>>> >>> >> > > > -- > > -- > Unsung Heroes of OLPC, interviewed live @ http://unleashkids.org ! >
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