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# System prepended metadata

title: Untitled

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## Update testnet

***Current [workflow](https://github.com/gear-tech/gear/actions/workflows/CD.yml):***

After commit in master branch the next workflow starts:

![](https://i.imgur.com/lAXO9id.png)

***Docker part:***

1) Build docker image with new gear binary
2) Mark this image with latest and version&hash tags

***Deploy one validator part:***

1) Update one validator from testnet 
2) Our monitoring is configured to track that after the update new blocks appear, check errors in logs and etc.
3) After manual and automation checks devops team approve next step

***Deploy all validators part:***

1) Update all remaining validators from testnet after devops team approve


## Monitoring&Logs

At any time, logs and information about the node are available at the following address:

https://monitoring.gear-tech.io/grafana/d/xfpJB9FGz/dashboard?orgId=1

![](https://i.imgur.com/pE13yFJ.png)



## Rollback

If update on one validator was unsuccessful then devops team run a rollback workflow in which we can specify the previous version

Image and link to workflow will be soon