add documentation for public interface of SearchDescription

[nominatim.git] / docs / admin / Installation.md

diff --git a/docs/admin/Installation.md b/docs/admin/Installation.md
index 8ca41e8f407592fe6327e30e58d6dd18f03fc337..76af39c6e0a0b102547dedeb23343e57aa7c42ee 100644 (file)
--- a/docs/admin/Installation.md
+++ b/docs/admin/Installation.md
@@ -30,23 +30,31 @@ For compiling:
   * [proj](https://proj.org/)
   * [bzip2](http://www.bzip.org/)
   * [zlib](https://www.zlib.net/)
   * [proj](https://proj.org/)
   * [bzip2](http://www.bzip.org/)
   * [zlib](https://www.zlib.net/)

+  * [ICU](http://site.icu-project.org/)

   * [Boost libraries](https://www.boost.org/), including system and filesystem
   * PostgreSQL client libraries
   * a recent C++ compiler (gcc 5+ or Clang 3.8+)
 
 For running Nominatim:
 
   * [Boost libraries](https://www.boost.org/), including system and filesystem
   * PostgreSQL client libraries
   * a recent C++ compiler (gcc 5+ or Clang 3.8+)
 
 For running Nominatim:
 

-  * [PostgreSQL](https://www.postgresql.org) (9.3+)
+  * [PostgreSQL](https://www.postgresql.org) (9.3+ will work, 11+ strongly recommended)

   * [PostGIS](https://postgis.net) (2.2+)
   * [PostGIS](https://postgis.net) (2.2+)

-  * [Python 3](https://www.python.org/)
-  * [Psycopg2](https://www.psycopg.org)
+  * [Python 3](https://www.python.org/) (3.6+)
+  * [Psycopg2](https://www.psycopg.org) (2.7+)
+  * [Python Dotenv](https://github.com/theskumar/python-dotenv)
+  * [psutil](https://github.com/giampaolo/psutil)
+  * [Jinja2](https://palletsprojects.com/p/jinja/)
+  * [PyICU](https://pypi.org/project/PyICU/)
+  * [PyYaml](https://pyyaml.org/) (5.1+)
+  * [datrie](https://github.com/pytries/datrie)

   * [PHP](https://php.net) (7.0 or later)
   * PHP-pgsql
   * PHP-intl (bundled with PHP)
   * [PHP](https://php.net) (7.0 or later)
   * PHP-pgsql
   * PHP-intl (bundled with PHP)

+  * PHP-cgi (for running queries from the command line)

 
 For running continuous updates:
 
 
 For running continuous updates:
 

-  * [pyosmium](https://osmcode.org/pyosmium/) (with Python 3)
+  * [pyosmium](https://osmcode.org/pyosmium/)

 
 For dependencies for running tests and building documentation, see
 the [Development section](../develop/Development-Environment.md).
 
 For dependencies for running tests and building documentation, see
 the [Development section](../develop/Development-Environment.md).


@@ -57,12 +65,12 @@ A minimum of 2GB of RAM is required or installation will fail. For a full
 planet import 64GB of RAM or more are strongly recommended. Do not report
 out of memory problems if you have less than 64GB RAM.
 
 planet import 64GB of RAM or more are strongly recommended. Do not report
 out of memory problems if you have less than 64GB RAM.
 

-For a full planet install you will need at least 800GB of hard disk space
-(take into account that the OSM database is growing fast). SSD disks
-will help considerably to speed up import and queries.
+For a full planet install you will need at least 900GB of hard disk space.
+Take into account that the OSM database is growing fast.
+Fast disks are essential. Using NVME disks is recommended.

 
 Even on a well configured machine the import of a full planet takes
 
 Even on a well configured machine the import of a full planet takes

-at least 2 days. Without SSDs 7-8 days are more realistic.
+around 2 days. On traditional spinning disks, 7-8 days are more realistic.

 
 ## Tuning the PostgreSQL database
 
 
 ## Tuning the PostgreSQL database
 


@@ -142,6 +150,16 @@ build at the same level as the Nominatim source directory run:
 ```
 cmake ../Nominatim
 make
 ```
 cmake ../Nominatim
 make

+sudo make install
+```
+
+Nominatim installs itself into `/usr/local` per default. To choose a different
+installation directory add `-DCMAKE_INSTALL_PREFIX=<install root>` to the
+cmake command. Make sure that the `bin` directory is available in your path
+in that case, e.g.
+
+```
+export PATH=<install root>/bin:$PATH

 ```
 
 Now continue with [importing the database](Import.md).
 ```
 
 Now continue with [importing the database](Import.md).