Managing USS disk storage threshold
Related topic
This topic describes the USS storage thresholds and the minimum required disk storage to create a backup.
The following parameters in amipdt.properties enable the BMC AMI Manager to monitor the available USS disk storage:
- USS_DISK_WARN_THRESHOLD=524288000
- USS_DISK_ERROR_THRESHOLD=104857600
If the disk storage is below the default value, the BMC AMI Manager component displays one of the following statuses on the Health Status page:
- Warning
—Displayed when the free storage is below the USS_DISK_WARN_THRESHOLD default value. - Error
—Displayed when the free storage is below the USS_DISK_ERROR_THRESHOLD default value.
The system should always have a free space at least twice the size of the database or repository directory under aoidata/aoiinst, else, the backups cannot be created as scheduled. If the USS_DISK_ERROR_THRESHOLD is set to a value lower than twice the size of the files in the database or repository directory, BMC AMI Ops Insight uses the higher error threshold or the database size.
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