SGA Components (PD_PDSG)
- Organization of this page
Function
The SGA Components (PD_PDSG) record stores performance data indicating the status (at a specific point in time) of the system global area (SGA). PFM - RM for Oracle creates one record for each system global area (SGA). This is a multi-instance record.
Default and changeable values
Item |
Default value |
Changeable |
---|---|---|
Collection Interval |
600 |
Y |
Collection Offset |
115 |
Y |
Log |
No |
Y |
LOGIF |
(Blank) |
Y |
Over 10 Sec Collection Time |
No |
N |
ODBC key fields
PD_PDSG_NAME
Lifetime
From the creation to the deletion of an Oracle instance
Record size
-
Fixed part: 935 bytes
-
Variable part: 56 bytes
Fields
PFM - View name (PFM - Manager name) |
Description |
Summary |
Format |
Delta |
Supported version |
Data source |
---|---|---|---|---|---|---|
Bytes (BYTES) |
Size of allocated memory (in bytes) |
-- |
double |
No |
All |
|
Component Name (NAME) |
Name of the SGA component |
-- |
string(26) |
No |
All |
|
Pool (POOL) |
Pools in which there is component name memory. There are four pools:
This field is blank when there is no applicable pool. |
-- |
string(12) |
No |
10-00 or later |
|
Record Time (RECORD_TIME) |
Collection termination time for the performance data stored in the record |
-- |
time_t |
No |
All |
Remote Monitor Collector |
Record Type (INPUT_RECORD_TYPE) |
Record name (always PDSG) |
-- |
string(4) |
No |
All |
Remote Monitor Collector |
Start Time (START_TIME) |
Collection start time for the performance data stored in the record |
-- |
time_t |
No |
All |
Remote Monitor Collector |
Total Bytes (TOTAL_BYTES) |
Total size (in bytes) of memory allocated to all SGA components |
-- |
double |
No |
All |
V$SGASTAT.BYTES |
VA DeviceID (VADEVICEID) |
Device ID of virtual agent. |
-- |
string(256) |
No |
All |
Remote Monitor Collector |