# Clear historical data from netdata docker container

**URL:** <https://community.netdata.cloud/t/clear-historical-data-from-netdata-docker-container/818>\
**Category:** Help\
**Tags:** agent\
**Created:** [January 22, 2021, 5:38am UTC](https://community.netdata.cloud/t/clear-historical-data-from-netdata-docker-container/818 "2021-01-22T05:38:02Z")\
**Posts on this page:** 6\
**Page:** 1

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**Author:** ![rahul.sinha](https://avatars.discourse-cdn.com/v4/letter/r/dc4da7/32.png) [@rahul.sinha](https://community.netdata.cloud/u/rahul.sinha)\
**Post date:** [January 22, 2021, 5:38am UTC](https://community.netdata.cloud/t/clear-historical-data-from-netdata-docker-container/818/1 "2021-01-22T05:38:02Z")

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## Environment

Netdata docker container v1.28.0

## Question

I was wondering how to clear the historical data from a netdata docker container to start afresh. I have deployed my docker container using  
-v netdataconfig:/etc/netdata   
-v netdatalib:/var/lib/netdata   
-v netdatacache:/var/cache/netdata   
Can it be done by deleting the netdatacache volume manually and deploying the container again ? I do not want to effect the cloud integrations.

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**Author:** ![OdysLam](https://yyz1.discourse-cdn.com/flex029/user_avatar/community.netdata.cloud/odyslam/32/98_2.png) [@OdysLam](https://community.netdata.cloud/u/OdysLam)\
**Post date:** [January 22, 2021, 7:34am UTC](https://community.netdata.cloud/t/clear-historical-data-from-netdata-docker-container/818/2 "2021-01-22T07:34:06Z")

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Hey @rahul.sinha,

Just to make sure I understand. You want to delete the data that exists in the Netdata DB without deleting the files that affect the Netdata cloud connectivity. Correct?

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<div class="post-metadata">

**Author:** ![rahul.sinha](https://avatars.discourse-cdn.com/v4/letter/r/dc4da7/32.png) [@rahul.sinha](https://community.netdata.cloud/u/rahul.sinha)\
**Post date:** [January 22, 2021, 7:45am UTC](https://community.netdata.cloud/t/clear-historical-data-from-netdata-docker-container/818/3 "2021-01-22T07:45:22Z")

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Hi @OdysLam … yes you are absolutely correct.

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**Author:** ![ilyam8](https://yyz1.discourse-cdn.com/flex029/user_avatar/community.netdata.cloud/ilyam8/32/134_2.png) [@ilyam8](https://community.netdata.cloud/u/ilyam8)\
**Post date:** [January 22, 2021, 1:15pm UTC](https://community.netdata.cloud/t/clear-historical-data-from-netdata-docker-container/818/4 "2021-01-22T13:15:48Z")

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@rahul.sinha hi 👋

There is only historical data (database) in the `/var/cache/netdata`. Cloud related things in the `/var/lib/netdata`/

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<div class="post-metadata">

**Author:** ![ilyam8](https://yyz1.discourse-cdn.com/flex029/user_avatar/community.netdata.cloud/ilyam8/32/134_2.png) [@ilyam8](https://community.netdata.cloud/u/ilyam8)\
**Post date:** [January 22, 2021, 1:38pm UTC](https://community.netdata.cloud/t/clear-historical-data-from-netdata-docker-container/818/5 "2021-01-22T13:38:45Z")

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There is an example how to do it (assuming the container name is `netdata`):

```nohighlight
0 ~ $ docker exec -it netdata rm -rv /var/cache/netdata/dbengine/ && docker restart netdata
removed '/var/cache/netdata/dbengine/journalfile-1-0000000001.njf'
removed '/var/cache/netdata/dbengine/datafile-1-0000000001.ndf'
removed directory: '/var/cache/netdata/dbengine'
netdata

```

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<div class="post-metadata">

**Author:** ![rahul.sinha](https://avatars.discourse-cdn.com/v4/letter/r/dc4da7/32.png) [@rahul.sinha](https://community.netdata.cloud/u/rahul.sinha)\
**Post date:** [January 25, 2021, 9:28am UTC](https://community.netdata.cloud/t/clear-historical-data-from-netdata-docker-container/818/6 "2021-01-25T09:28:56Z")

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Thanks a ton @ilyam8 …That is what I needed.
