Gluster Web Administration Cleanup Steps

Environment

• Red Hat Gluster Storage 3.X

Issue

• How to cleanup Gluster Web Administration setup after import failure ?

Resolution

• Cleaning tendrl web administration includes stopping services and removing databases on tendrl server and Redhat Gluster Storage nodes.

On Redhat Gluster Storage nodes :

• Stop tendrl service

systemctl stop tendrl-node-agent

• Stop collectd service

systemctl stop collectd

On tendrl server node :

• Stop tendrl-node-agent service

systemctl stop tendrl-node-agent

• Stop etcd service

systemctl stop etcd

• Stop grafana-server service

systemctl stop grafana-server

• Stop carbon-cache service

systemctl stop carbon-cache

• Stop httpd service

systemctl stop httpd

• /var/lib/etcd/default.etcd may contain some stale entries . Deleting the file will clean the database of etcd , and after running site.yml , it will be created again.
• It is recommended to take backup of /var/lib/etcd/default.etcd before removing it .

rm -rf /var/lib/etcd/default.etcd

• In a similar way take a backup and remove grafana.db and tendrl directory

rm -rf /var/lib/grafana/grafana.db

rm -rf /var/lib/carbon/whisper/tendrl/

• After cleaning all files , to reinstall Gluster Web Administration , Run the tendrl-ansible's site.yml

Root Cause

• Gluster web administration's import cluster failed.

Diagnostic Steps

• Check the errors during cluster import

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