What to do if you receive alert (aggregate is nearly full)

For Storage Administrators, what to do if you receive alert (aggregate is nearly full)

Check List

1. Check for Old snapshots and delete snapshots which are out of retention
2. Check for Backup (Volrest) volume ( and you can destroy if there is no backup happening )
3. Check. for gurantee none, all volumes should be thin provisioned, Gurantee shouln’t be volume
4. Check for snap reserve , you can make it 0 and check for fractional reserve
5. Check if aggragate level Snapshots are scheduled
Filer1*> snap sched -A aggr0
6. To delete snapshots are aggregate level (if not required)
Filer1*> snap list -A aggr0 , Filer2*> snap delete -A aggr0_sm hourly.3
7. If all above fine, check for spare disk for that controller, if there is no spare disk check for its Partner Spare disk and change the ownership and assign it to aggregate
8. Move few volumes (nondisruptively) from one aggregate to other (less occupied) aggregate:

vol move start source_volume aggr_destination –r 10 –w 120

9. If all above fine, go to Operations Manager and look for unusal activity at that volume (note graph)
10. Check in your team, it is observed that somebody in your team is working on it
11. At last, if aggr remains same, don't wait raise alarm to your management or vendor