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Merge pull request #138 from pelias/tweak_numbers 

Tweak numbers
pull/139/head
Diana Shkolnikov 8 years ago committed by GitHub
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      installing.md

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installing.md
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@ -27,7 +27,7 @@ In general, Pelias will require:
* A working [Elasticsearch](https://www.elastic.co/products/elasticsearch) 2.3 cluster. It can be on * A working [Elasticsearch](https://www.elastic.co/products/elasticsearch) 2.3 cluster. It can be on
a single machine or across several a single machine or across several
* [Node.js](https://nodejs.org/) 0.12 or newer (Node 4 or 5 is recommended) * [Node.js](https://nodejs.org/) 0.12 or newer (Node 4 or 6 is recommended)
* Up to 100GB disk space to download and extract data * Up to 100GB disk space to download and extract data
* Lots of RAM, 8GB is a good minimum. A full North America OSM import just fits in 16GB RAM * Lots of RAM, 8GB is a good minimum. A full North America OSM import just fits in 16GB RAM
@ -61,7 +61,7 @@ instructions for downloading Geonames data automatically. Individual countries,
### OpenAddresses ### OpenAddresses
The OpenAddresses project includes [numerous download options](https://results.openaddresses.io/), The OpenAddresses project includes [numerous download options](https://results.openaddresses.io/),
all of which are `.zip` downloads. The full dataset is just over 3 gigabytes compressed, but there all of which are `.zip` downloads. The full dataset is just over 6 gigabytes compressed, but there
are numerous subdivision options. In any case, the `.zip` files simply need to be extracted to a are numerous subdivision options. In any case, the `.zip` files simply need to be extracted to a
directory of your choice, and Pelias can be configured to either import every `.csv` in that directory of your choice, and Pelias can be configured to either import every `.csv` in that
directory, or only selected files. directory, or only selected files.
@ -122,7 +122,7 @@ it eventually.
As may be evident from the dataset section above, importing all the data in all four supported datasets is As may be evident from the dataset section above, importing all the data in all four supported datasets is
worthy of its own discussion. Current [full planet builds](https://pelias-dashboard.mapzen.com/pelias) worthy of its own discussion. Current [full planet builds](https://pelias-dashboard.mapzen.com/pelias)
weigh in at over 300 million documents, and require about 140GB total storage in Elasticsearch. weigh in at over 320 million documents, and require about 230GB total storage in Elasticsearch.
Needless to say, a full planet build is not likely to succeed on most personal computers. Needless to say, a full planet build is not likely to succeed on most personal computers.
Fortunately, because of services like AWS and the scalability of Elasticsearch, full planet builds Fortunately, because of services like AWS and the scalability of Elasticsearch, full planet builds
@ -257,7 +257,7 @@ data.
If you're using a terminal, you can also search and/or monitor Elasticsearch using their [APIs.](https://www.elastic.co/guide/en/elasticsearch/reference/2.3/api-conventions.html) If you're using a terminal, you can also search and/or monitor Elasticsearch using their [APIs.](https://www.elastic.co/guide/en/elasticsearch/reference/2.3/api-conventions.html)
**Note:** On large imports, Elasticsearch can be very sensitive to memory issues. Be sure to modify it's [heap size](https://www.elastic.co/guide/en/elasticsearch/guide/2.x/heap-sizing.html) from the default confiration to something more appropriate to your machine. **Note:** On large imports, Elasticsearch can be very sensitive to memory issues. Be sure to modify it's [heap size](https://www.elastic.co/guide/en/elasticsearch/guide/2.x/heap-sizing.html) from the default confiration to something more appropriate to your machine.
### Set up the Elasticsearch Schema ### Set up the Elasticsearch Schema
@ -302,7 +302,7 @@ importers.
Depending on how much data you've imported, now may be a good time to grab a coffee. Without admin Depending on how much data you've imported, now may be a good time to grab a coffee. Without admin
lookup, the fastest speeds you'll see are around 10,000 records per second. With admin lookup, lookup, the fastest speeds you'll see are around 10,000 records per second. With admin lookup,
expect around 800-1000 inserts per second. expect around 800-2000 inserts per second.
### Start the API ### Start the API

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