add symphony dotenv to prerequisites list

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

diff --git a/docs/admin/Installation.md b/docs/admin/Installation.md
index b9c78004759ce00059f72888519580fd2c7a4993..a577fdcfabfb7ce31a16e0f33ae7aba4dcd818a5 100644 (file)
--- a/docs/admin/Installation.md
+++ b/docs/admin/Installation.md
@@ -37,22 +37,20 @@ For compiling:
 For running Nominatim:
 
   * [PostgreSQL](https://www.postgresql.org) (9.3+)
 For running Nominatim:
 
   * [PostgreSQL](https://www.postgresql.org) (9.3+)

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

   * [Python 3](https://www.python.org/)
   * [Python 3](https://www.python.org/)

-  * [Psycopg2](https://initd.org/psycopg)
+  * [Psycopg2](https://www.psycopg.org)

   * [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 Symphony Dotenv](https://symfony.com/doc/4.3/components/dotenv.html)

 
 For running continuous updates:
 
   * [pyosmium](https://osmcode.org/pyosmium/) (with Python 3)
 
 
 For running continuous updates:
 
   * [pyosmium](https://osmcode.org/pyosmium/) (with Python 3)
 

-For running tests:
-
-  * [behave](http://pythonhosted.org/behave/)
-  * [nose](https://nose.readthedocs.io)
-  * [phpunit](https://phpunit.de) >= 7.3
+For dependencies for running tests and building documentation, see
+the [Development section](../develop/Development-Environment.md).

 
 ### Hardware
 
 
 ### Hardware
 


@@ -60,12 +58,12 @@ 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