update import times

diff --git a/docs/admin/Import.md b/docs/admin/Import.md
index 853cde61ba1bb63b25e8e99873c6e5721443aef7..792070e4a754a10bcab5d6c50cba985a917d3abb 100644 (file)
--- a/docs/admin/Import.md
+++ b/docs/admin/Import.md
@@ -64,7 +64,7 @@ involve a GB or US postcode. This data can be optionally downloaded:
 
 In its default setup Nominatim is configured to import the full OSM data
 set for the entire planet. Such a setup requires a powerful machine with
 
 In its default setup Nominatim is configured to import the full OSM data
 set for the entire planet. Such a setup requires a powerful machine with

-at least 64GB of RAM and around 800GB of SSD hard disks. Depending on your
+at least 64GB of RAM and around 900GB of SSD hard disks. Depending on your

 use case there are various ways to reduce the amount of data imported. This
 section discusses these methods. They can also be combined.
 
 use case there are various ways to reduce the amount of data imported. This
 section discusses these methods. They can also be combined.
 


@@ -137,10 +137,10 @@ OSM data grows with time.
 style     | Import time  |  DB size   |  after drop
 ----------|--------------|------------|------------
 admin     |    4h        |  215 GB    |   20 GB
 style     | Import time  |  DB size   |  after drop
 ----------|--------------|------------|------------
 admin     |    4h        |  215 GB    |   20 GB

-street    |   42h        |  400 GB    |  180 GB
-address   |   59h        |  500 GB    |  260 GB
-full      |   80h        |  575 GB    |  300 GB
-extratags |   80h        |  585 GB    |  310 GB
+street    |   22h        |  440 GB    |  185 GB
+address   |   36h        |  545 GB    |  260 GB
+full      |   54h        |  640 GB    |  330 GB
+extratags |   54h        |  650 GB    |  340 GB

 
 You can also customize the styles further.
 A [description of the style format](../develop/Import.md#configuring-the-import) 
 
 You can also customize the styles further.
 A [description of the style format](../develop/Import.md#configuring-the-import) 

diff --git a/docs/admin/Installation.md b/docs/admin/Installation.md
index 8ca41e8f407592fe6327e30e58d6dd18f03fc337..6fd1c4d469542c5d0e947ca59697e0500e72555c 100644 (file)
--- a/docs/admin/Installation.md
+++ b/docs/admin/Installation.md
@@ -57,12 +57,12 @@ 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.
+Rake 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