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:

Organization of this subsection
(1) Records and fields related to tablespace
(2) Monitoring methods

(1) Records and fields related to tablespace

The following table lists the records and fields related to tablespace.

Table 1-4 Records and fields related to tablespace

Record usedField usedValue measured (example)
PD_PDTSFree %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. The PD_PDTS record can be used to check the tablespace for which the problem is occurring, so that access to the tablespace can be modified.