Bug ID 647127: Removal of Data Collection Device may result in a Elastic Search cluster health status of "red"

Last Modified: Apr 10, 2019

Bug Tracker

Affected Product:  See more info
BIG-IQ AppIQ(all modules)

Fixed In:
5.3.0

Opened: Feb 23, 2017
Severity: 2-Critical

Symptoms

Removing a Data Collection Device (DCD) from a cluster that contains statistics data may cause the cluster to contain one or more unassigned data shards.

Impact

When the DCD elastic search cluster transitions to "red" status, the cluster may become unusable.

Conditions

You desire to remove a DCD when statistics collection is enabled for one or more BIG-IPs.

Workaround

The following workaround can be performed: 1. Log into BIG-IQ as an administrator 2. Click on the "System" tab 3. Open up the "BIG-IQ Data Collection" on the left navigation menu. 4. Click on "BIG-IQ Data Collection Devices" 5. Click Add, and enter the DCD's information. Once successfully added to the BIG-IQ cluster, you will need to enable statistics data replication: 1. From the BIG-IQ Data Collection Devices user interface, click "Settings". 2. Then, click Statistics Collection 3. Click Configure 4. Click Advanced Settings 5. Check the box next to "Enable Replicas" 6. Click Save & Close Next, wait for the elastic search cluster to show a status of Green, then the DCD can removal can be re-tried.

Fix Information

None

Behavior Change