---
gitea: none
include_toc: true
---
# Elasticsearch

## Show Indizes

```
curl 'localhost:9200/_cat/indices?v&h=i,tm&s=tm:desc'
```

## Show Version

```
curl -XGET 'localhost:9200'
  or
/usr/share/elasticsearch/bin/elasticsearch --version
```

## memory too low

```
sysctl -w vm.max_map_count=262144
```