Upgrade Elasticsearch

You can upgrade Elasticsearch to a newer release.

On this page:

Before you begin

Upgrade the P4 Plugin Filter to the same version as P4 Search and then restart Elasticsearch. See Upgrade the P4 Plugin Filter.

Unpin your Elasticsearch:

sudo vi /etc/apt/preferences.d/elasticsearch

Verify that the source list for Elasticsearch version 8.x is up to date:
```
sudo vi /etc/apt/sources.list.d/elastic-8.x.list
```
Verify that the Elasticsearch version is listed:
```
apt list -a elasticsearch
```

Upgrade the Elasticsearch Debian package:

sudo apt-get update && sudo apt-get upgrade elasticsearch

Restart the Elasticsearch service:
```
sudo systemctl start elasticsearch.service
```
Elasticsearch is upgraded.

Follow the instructions for your OS distribution:

Ubuntu:

sudo apt-get upgrade helix-plugin-filter

RHEL:

yum update helix-plugin-filter