Trendz Analytics CentOS/RHEL 1.11.x Upgrade Instructions

Prepare for upgrading Trendz Analytics

Check that the Trendz service is stopped.

sudo systemctl stop trendz

sudo systemctl status trendz

Make a backup of the database before upgrading.

sudo -u postgres psql -c "SELECT pg_size_pretty( pg_database_size('trendz') );"

df -h /

If there is enough free space, create a backup:

sudo -Hiu postgres pg_dump trendz > trendz.sql.bak

wget https://dist.thingsboard.io/trendz-1.11.2.rpm

Install the latest Trendz Analytics package:

sudo rpm -Uvh trendz-1.11.2.rpm

Execute the upgrade script:

sudo /usr/share/trendz/bin/install/upgrade.sh --fromVersion=1.11.1

sudo service trendz start

wget https://dist.thingsboard.io/trendz-1.11.1.rpm

Install the latest Trendz Analytics package:

sudo rpm -Uvh trendz-1.11.1.rpm

Execute the upgrade script:

sudo /usr/share/trendz/bin/install/upgrade.sh --fromVersion=1.11.0

sudo service trendz start

Trendz Analytics 1.11.0 requires Java 17. Before upgrading, install Java 17:

sudo yum install java-17-openjdk-headless

Set Java 17 as the default version:

sudo update-alternatives --config java

Check that java -version prints version 17.

wget https://dist.thingsboard.io/trendz-1.11.0.rpm

Install the latest Trendz Analytics package:

sudo rpm -Uvh trendz-1.11.0.rpm

Execute the upgrade script:

sudo /usr/share/trendz/bin/install/upgrade.sh --fromVersion=1.10.3

sudo service trendz start

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