Instance (PD_PDI)
- Organization of this page
Function
The Instance (PD_PDI) record stores performance data indicating the status (at a specific point in time) of an instance.
Default and changeable values
|
Item |
Default value |
Changeable |
|---|---|---|
|
Collection Interval |
600 |
Y |
|
Collection Offset |
50 |
Y |
|
Log |
No |
Y |
|
LOGIF |
(Blank) |
Y |
|
Over 10 Sec Collection Time |
No |
N |
ODBC key fields
None
Lifetime
From the creation to the deletion of an Oracle instance
Record size
-
Fixed part: 1,385 bytes
-
Variable part: 0 bytes
Fields
|
PFM - View name (PFM - Manager name) |
Description |
Summary |
Format |
Delta |
Supported version |
Data source |
|---|---|---|---|---|---|---|
|
Host (HOST) |
Name of the physical host connected to the running instance |
-- |
string(64) |
No |
All |
V$INSTANCE.HOST_NAME |
|
ORACLE_HOME (ORACLE_HOME) |
ORACLE_HOME environment variable |
-- |
string(255) |
No |
All |
-- |
|
ORACLE_SID (ORACLE_SID) |
ORACLE_SID environment variable |
-- |
string(30) |
No |
All |
-- |
|
Record Time (RECORD_TIME) |
Collection termination time for the performance data stored in the record |
-- |
time_t |
No |
All |
Remote Monitor Collector |
|
Record Type (INPUT_RECORD_TYPE) |
Record name (always PDI) |
-- |
string(4) |
No |
All |
Remote Monitor Collector |
|
Restricted Mode (RESTRICTED_MODE) |
This field is not supported. The value of this field is 1 if the instance is in restricted mode and 0 if the instance is not in restricted mode. |
-- |
short |
No |
Not supported |
V$INSTANCE.LOGINS |
|
Session Current (SESSION_CURRENT) |
Current number of concurrent user sessions |
-- |
ulong |
No |
All |
V$LICENSE.SESSIONS_CURRENT |
|
Session Highwater (SESSION_HIGHWATER) |
Maximum number of concurrent user sessions since the instance started |
-- |
ulong |
No |
All |
V$LICENSE.SESSIONS_HIGHWATER |
|
Sessions Max (SESSIONS_MAX) |
Maximum number of concurrent user sessions permitted for the instance |
-- |
ulong |
No |
All |
V$LICENSE.SESSIONS_MAX |
|
Sessions Warning (SESSIONS_WARNING) |
Warning limit for the concurrent user sessions for the instance |
-- |
ulong |
No |
All |
V$LICENSE.SESSIONS_WARNING |
|
SGA Database Buffers (SGA_DATABASE_BUFFERS) |
Size of SGA database buffer in bytes |
-- |
double |
No |
All |
V$SGA.VALUE where V$SGA.NAME = 'Database Buffers' |
|
SGA Fixed Size (SGA_FIXED_SIZE) |
Size of SGA fixed memory in bytes |
-- |
double |
No |
All |
V$SGA.VALUE where V$SGA.NAME = 'Fixed Size' |
|
SGA Redo Buffers (SGA_REDO_BUFFERS) |
Size of SGA REDO buffer in bytes |
-- |
double |
No |
All |
V$SGA.VALUE where V$SGA.NAME = 'Redo Buffers' |
|
SGA Variable Size (SGA_VARIABLE_SIZE) |
Size of SGA variable memory in bytes |
-- |
double |
No |
All |
V$SGA.VALUE where V$SGA.NAME = 'Variable Size' |
|
Shutdown Pending (SHUTDOWN_PENDING) |
The value of this field is 1 if shutdown is on hold, and 0 if shutdown is not on hold. |
-- |
short |
No |
All |
V$INSTANCE.SHUTDOWN_PENDING |
|
Start Time (START_TIME) |
Collection start time for the performance data stored in the record |
-- |
time_t |
No |
All |
Remote Monitor Collector |
|
Startup Time (STARTUP_TIME) |
Start date and time |
-- |
string(20) |
No |
All |
V$INSTANCE.STARTUP_TIME |
|
Users Max (USERS_MAX) |
Maximum number of users permitted for the database |
-- |
ulong |
No |
All |
V$LICENSE.USERS_MAX |
|
VA DeviceID (VADEVICEID) |
Device ID of virtual agent. |
-- |
string(256) |
No |
All |
Remote Monitor Collector |
|
Version (VERSION) |
Oracle Database version. 0 is set in lower than revision, if the monitoring target is Oracle Database 18c or later. |
-- |
string(20) |
No |
All |
PRODUCT_COMPONENT_VERSION |