ScAlAn

How to make dump of Elasticsearch index

Task: Create dump of index in JSON format

Steps:

install npm
install elasticdump tools:
npm install elastic dump -g

command to make a dump of index by name:
elasticdump –input=http://<elasticsearch>/<index> –output=<file.json> –type=data

As a result you will have a file json.

Addition examples:

If you want to import data from file to index use:
elasticdump –input=<file.json> –output=http://<elasticsearch>/<index> –type=data

If you want to import data from one server to another use:
elasticdump –input=http://<elasticsearchinput>/<index> –output=http://<elasticsearchoutput>/<index> –type=data

Useful params:
–limit=10000 Set package limit (default 100)
–fsCompress gzip data before sending outputting to file

Leave a Reply

Your email address will not be published. Required fields are marked *