Delete alarms in Telco Cloud Automation (TCA)

Products

• VMware
• VMware Telco Cloud Automation

Issue/Introduction

This article defines the steps needed to query the size of the Telco Cloud Automation (TCA) alarms table,  delete all the TCA alarms, or count the number and/or delete the alarms associated to a specific nfInstance.

Environment

VMware Telco Cloud Automation 2.0
VMware Telco Cloud Automation 2.1.1
VMware Telco Cloud Automation 2.1

Resolution

To check the size of the Alarms table:

1. SSH to TCA-CP
2. Run the following to enter Mongo DB:
   mongo hybridity
3. To query the size of the Alarms table, run the following:
   db.NfvAlarms.dataSize()

To delete all alarms. 

1. SSH to TCA-CP.
2. Run the following to enter Mongo DB:
   mongo hybridity
3. To delete all alarms on the TCA-CP, run the following:
   db.NfvAlarms.remove({})
4. Wait for 2 mins for TCA Manager to sync these changes from TCA-CP.

Note: These steps need to be performed on individual TCA-CPs.

To check the number of or delete the alarms associated to a specific NF Instance:

1. SSH to TCA-CP
2. Run the following to enter Mongo DB:
   mongo hybridity
3. To query the number of alarms associated with a specific nfInstance, run the following:
   db.NfvAlarms.find({"managedObjectId":<<nfInstanceId>>}).count()
4. To delete alarms of a specific nfInstance, run the following:
   db.NfvAlarms.remove({"managedObjectId":"<<nfInstanceId>>"})

Note: These steps need to be performed on individual TCA-CPs

Find the nfInstanceId:
The nfInstance can be found in TCA under Inventory> Network Function: General Properties > id


Or you can navigate to the NF itself and copy the nfInstanceId from the TCA URL: