1.3.6 Disk monitoring
Changes in disk capacity can be monitored for running Oracle databases to ensure stable Oracle database operation.
The following item can be used for monitoring changes in the disk capacity of a running Oracle database:
-
Tablespace capacity
- Organization of this subsection
(1) Records and fields related to tablespace
The following table lists the records and fields related to tablespace.
|
Record used |
Field used |
Value measured (example) |
|---|---|---|
|
PD_PDTS |
Free % |
Ratio of free space. |
(2) Monitoring methods
- Monitoring tablespace capacity
-
Tablespace capacity can be monitored by using the Tablespace Usage alarm provided by the monitoring template.
If Tablespace Usage is at or below its threshold, free space is insufficient. After you have identified the tablespace in the PD_PDTS record for which the problem occurred, check the tablespace usage and secure sufficient free space.