Procedure

1. Log in to the OMU portal of the MPU as the admin user.
2. Choose Storage.
3. Configure recording storage policies, as shown in Figure 1.
   Figure 1 Configuring recording storage policies
   
   • On the Storage page, select the MPU from the system domain list.
   • Click Modify.

     The recording storage policy parameters can be modified.

   • Configure recording storage policies. Table 1 describes the parameters.

     Table 1 Recording storage policy parameters

     Parameter	Description
     Insufficient Recording Space Policy	The options are as follows: Stop if insufficient: Only recordings whose retention period expires are recycled. After the storage space is used up, recording stops. Overwrite if insufficient: Recordings are recycled in the following sequence until the available storage space is greater than the threshold: recordings whose retention period expires > recordings whose retention period is not configured > earliest recordings within the retention period.
     Video recycle policy	The options are as follows: Recycle by storage space: When the available storage space is less than or equal to the threshold, recording recycling is triggered. Recycle by expiration time: When the retention period expires or the available storage space is less than or equal to the threshold, recording recycling is triggered.

   • Click Confirm.