Solution

By default, Activities in Acronis Cyber Protect 15 are kept for 90 days.

To change for how long the Activities are retained, do the following on the machine where Acronis Management Server is installed:

1. If a protection plan is applied to the machine, temporarily disable Self-Protection: 
   
   How to disable Self-Protection: click to expand

   1. open the protection plan for editing,
   2. go to Active Protection module,
   3. turn off Self-protection,
   4. save and apply protection plan

   

2. Open the following file for editing: C:\Program Files\Acronis\TaskManager\task_manager.yaml
3. Find the following text:

   database:
       connection-string: ""
       run-cleanup-at: "23:59"
       cleanup-batch-size: 10
       max-cleanup-retries: 10
       log-queries: false
       max-transaction-retries: 10
       shards:
           - connection-string: sqlite://task-manager.sqlite
             days-to-keep: 90
             space: "default"
             key: "00000000-0000-0000-0000-000000000000"
          - connection-string: sqlite://task-manager-ams-shard.sqlite
            days-to-keep: 1
            space: "ams"
            key: "00000000-0000-0000-0000-000000000000"

4. Change days-to-keep value from 90 to a required number of days. Save changes to the file.

5. Restart Acronis Service Manager service.

6. Re-enable Self-Protection if it was disabled at step 1.