springmeyer

# build mapnik with -O4
# notes for Ubuntu desktop 11.04 running with 4 GB
# as guest within VirtualBox using OSX 10.7 Host 

$ lsb_release -a
No LSB modules are available.
Distributor ID:	Ubuntu
Description:	Ubuntu 11.04
Release:	11.04
Codename:	natty

springmeyer

## install mapnik 2.x (trunk) from nightlies
# be careful with this because these change nightly
# and may require you re-compile apps using mapnik
# after you run `apt-get upgrade` post installation of mapnik 
apt-get install python-software-properties
apt-add-repository ppa:mapnik/nightly-trunk
sudo apt-get update
sudo apt-get install libmapnik2 libmapnik2-dev mapnik2-utils python-mapnik2

## install ruby

springmeyer

$ for i in $(ls ../benchmarking/wms/2011/data/*.bil); do gdalinfo $i;done
Driver: EHdr/ESRI .hdr Labelled
Files: ../benchmarking/wms/2011/data/NED_17672037.bil
       ../benchmarking/wms/2011/data/NED_17672037.bil.ovr
       ../benchmarking/wms/2011/data/NED_17672037.blw
       ../benchmarking/wms/2011/data/NED_17672037.bil.aux.xml
       ../benchmarking/wms/2011/data/NED_17672037.hdr
       ../benchmarking/wms/2011/data/NED_17672037.stx
       ../benchmarking/wms/2011/data/NED_17672037.prj

springmeyer

# line symbolizer on 10m-admin-0-countries.shp
* linejoin can double line rendering times
* approximation scale can mostly avoid, but ideally don't use linejoin unless absolutely necessary

## default line symbolizer
  $ howfast.py world_merc.xml 10
  min: 0.2484 | avg: 0.2500 | total: 2.4999

## additional impact of "round" linejoin
  min: 0.3711 | avg: 0.3736 | total: 3.7358

springmeyer

cd ~/src/mapnik2
make uninstall
stop tilemill
apt-add-repository ppa:developmentseed/mapbox
apt-add-repository ppa:chris-lea/node.js
apt-get update -y
apt-get install -y tilemill
apt-get install -y python-mapnik2

springmeyer

Setup:

  sudo opcontrol --reset
  sudo opcontrol --separate=lib --separate=library
  sudo opcontrol --start


Then after running:

  sudo opcontrol --stop

springmeyer

Index: plugins/input/sqlite/sqlite_datasource.cpp
===================================================================
--- plugins/input/sqlite/sqlite_datasource.cpp	(revision 3280)
+++ plugins/input/sqlite/sqlite_datasource.cpp	(working copy)
@@ -632,11 +632,12 @@
               Use rtree to limit record id's to a given bbox
               then a btree to pull the records for those ids.        
            */
+
            std::ostringstream spatial_sql;

springmeyer

Index: include/mapnik/palette.hpp
===================================================================
--- include/mapnik/palette.hpp	(revision 3274)
+++ include/mapnik/palette.hpp	(working copy)
@@ -161,8 +161,6 @@
     std::vector<unsigned> alpha_pal_;
 };
 
-static rgba_palette _rgba_palette;

springmeyer

# After updating to svn r139135 from r138729 I'm now seeing:

[ 2/17] cxx: src/mapnik_map.cpp -> build/default/src/mapnik_map_1.o
clang: warning: argument unused during compilation: '-compatibility_version 1'
clang: warning: argument unused during compilation: '-current_version 1'
0  clang             0x0000000101283c32 llvm::SmallVectorImpl<llvm_regmatch_t>::resize(unsigned int) + 2498
1  clang             0x0000000101284229 llvm::SmallVectorImpl<llvm_regmatch_t>::resize(unsigned int) + 4025
2  libSystem.B.dylib 0x00007fff8304e1ba _sigtramp + 26
3  libSystem.B.dylib 0x0000000101a8ca00 _sigtramp + 2124671072
4  clang             0x00000001011e09da llvm::StringMapEntry<llvm::MDString*>& llvm::StringMap<llvm::MDString*, llvm::MallocAllocator>::GetOrCreateValue<llvm::MDString*>(llvm::StringRef, llvm::MDString*) + 42

springmeyer

$ svn st
?      mapnik/results/jmeter_summary.txt
?      qgisms/qgisms-vector-3857-seed-pg.jmx
?      qgisms/qgisms-vector-3857-pg.jmx
A      qgisms
A  +   qgisms/servername-vector-3857-seed-pg.jmx
A  +   qgisms/servername-vector-3857-pg.jmx
?      mapserver/results
?      mapserver/windows
?      mapserver/csv