# ES-Backup -Restore & Open, Close

**URL:** https://discuss.elastic.co/t/es-backup-restore-open-close/3619
**Category:** Elasticsearch
**Created:** [December 2, 2010, 9:09am UTC](https://discuss.elastic.co/t/es-backup-restore-open-close/3619 "2010-12-02T09:09:37Z")
**Posts on this page:** 3
**Page:** 1

<div class="post-metadata">

### Author: ![senthil\_prabhu](https://avatars.discourse-cdn.com/v4/letter/s/9e8a1a/32.png) [@senthil\_prabhu](https://discuss.elastic.co/u/senthil_prabhu)
#### Post date: [December 2, 2010, 9:09am UTC](https://discuss.elastic.co/t/es-backup-restore-open-close/3619/1 "2010-12-02T09:09:37Z")

</div>

Hi,  
i have two questions.

```
       1.How to use (Close/Open) API in ES.

               i have executed below queries.
                     curl -XPOST 'http://localserver:9200/db1/

```

\_close'

```
                                   AND
                      curl -XPOST 'http://localserver:9200/db1/

```

\_open'  
when i use close query index get lock(No IO operation).  
but Open is not working.  
how to use open.

```
      2.How to Backup & restore a Specific index. is there any

```

API?

Pls Help us

---

<div class="post-metadata">

### Author: ![kimchy](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/kimchy/32/44952_2.png) [@kimchy](https://discuss.elastic.co/u/kimchy)
#### Post date: [December 2, 2010, 4:46pm UTC](https://discuss.elastic.co/t/es-backup-restore-open-close/3619/2 "2010-12-02T16:46:45Z")

</div>

When you close an index, it is in a blocked state, and can't be queried.  
What do you get when you call \_open?

On Thu, Dec 2, 2010 at 11:09 AM, senthil prabhu [senthilsebi@gmail.com](mailto:senthilsebi@gmail.com)wrote:

> Hi,  
> i have two questions.
> 
> ```
> 1.How to use (Close/Open) API in ES.
> 
> i have executed below queries.
> curl -XPOST 'http://localserver:9200/db1/
> 
> ```
> 
> \_close'
> 
> ```
> AND
> curl -XPOST 'http://localserver:9200/db1/
> 
> ```
> 
> \_open'  
> when i use close query index get lock(No IO operation).  
> but Open is not working.  
> how to use open.
> 
> ```
> 2.How to Backup & restore a Specific index. is there any
> 
> ```
> 
> API?
> 
> Pls Help us

---

<div class="post-metadata">

### Author: ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)
#### Post date: [July 6, 2017, 4:15am UTC](https://discuss.elastic.co/t/es-backup-restore-open-close/3619/3 "2017-07-06T04:15:51Z")

</div>