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# Walkthrough ist work in progress, don't use by now
# Zabbix Upgrade v6.0.x to v7.0.x (Debian 12, PostgreSQL, TimescaleDB)
Make sure to make a backup of the server(s) before you proceed.
This instruction is assuming that you are using the following versions of software at the moment of the upgrade:
* Debian 10
* PostgreSQL v14
* TimescaleDB v2.6.0
## Upgrade Debian OS
Make sure to make a upgrade to Debian 12 before upgrading.
## Upgrade TimescaleDB
### Install new timescaledb version
```
apt install timescaledb-2-2.6.0-postgresql-12
```
### Connect to Postgresql
```
sudo -u postgres psql -X
```
### Switch to database zabbix
```
\c zabbix
```
### Update the postgresql extension
```
ALTER EXTENSION timescaledb UPDATE;
```
### Verify that the new timescaledb version is used
```
\dx timescaledb
```
## Upgrade PostgreSQL to 14
### Install Postgresql 14
```
apt install postgresql-14
```
### Install Timescaledb
```
apt install timescaledb-2-2.6.0-postgresql-14
```
### Stop all postgresql clusters
```
service postgresql@12-main stop
```
```
service postgresql@14-main stop
```
### Drop the new postgresql cluster
```
pg_dropcluster 14 main
```
### Run pg_upgradecluster to upgrade the cluster to v14
```
pg_upgradecluster -v 14 --method=upgrade --link 12 main
```
### Make sure the new cluster ist listening on port 5432
```
netstat -tapen | grep LISTEN
```
### Drop the old postgresql cluster
```
pg_dropcluster 12 main
```
### Verify they timescaledb version on the zabbix db
```
sudo -u postgres psql
```
```
\c zabbix
```
```
\dx
```
## Upgrade Zabbix from 5.4.x to 6.0 (Steps for Debian 10)
### Remove the old repository list
```
rm -Rf /etc/apt/sources.list.d/zabbix.list
```
### Install the new repository list
```
wget https://repo.zabbix.com/zabbix/6.0/debian/pool/main/z/zabbix-release/zabbix-release_6.0-1+debian10_all.deb
```
```
dpkg -i zabbix-release_6.0-1+debian10_all.deb
```
### Update the repository cache
```
apt clean
```
```
apt update
```
### Verify that zabbix will be upgraded to v6
```
apt list --upgradeable
```
### Install all upgrades
```
apt upgrade
```
### Start zabbix Server
```
service zabbix-server start
```
### Check the log file for errors
```
vim /var/log/zabbix/zabbix_server.log
```
### Verify the web interface is up and running
## Enjoy using Zabbix :-)