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Resource Usage / Background Writer
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bgwriter_delay
Attribute
Value
Category
Resource Usage / Background Writer
Description
Specifies the delay between activity rounds for the background writer. In each round the writer issues writes for some number of dirty buffers.
Data type
integer
Default value
20
Allowed values
10-10000
Parameter type
dynamic
Documentation
bgwriter_delay
bgwriter_flush_after
Attribute
Value
Category
Resource Usage / Background Writer
Description
Number of pages after which previously performed writes by the background writer are flushed to disk.
Data type
integer
Default value
64
Allowed values
0-256
Parameter type
dynamic
Documentation
bgwriter_flush_after
bgwriter_lru_maxpages
Attribute
Value
Category
Resource Usage / Background Writer
Description
In each round, no more than this many buffers will be written by the background writer.
Data type
integer
Default value
100
Allowed values
0-1073741823
Parameter type
dynamic
Documentation
bgwriter_lru_maxpages
bgwriter_lru_multiplier
Attribute
Value
Category
Resource Usage / Background Writer
Description
The average recent need of buffers is multiplied by bgwriter_lru_multiplier to arrive at an estimate of the number of buffers that will be needed during the next round.
Data type
numeric
Default value
2
Allowed values
0-10
Parameter type
dynamic
Documentation
bgwriter_lru_multiplier
bgwriter_delay
Attribute
Value
Category
Resource Usage / Background Writer
Description
Specifies the delay between activity rounds for the background writer. In each round the writer issues writes for some number of dirty buffers.
Data type
integer
Default value
20
Allowed values
10-10000
Parameter type
dynamic
Documentation
bgwriter_delay
bgwriter_flush_after
Attribute
Value
Category
Resource Usage / Background Writer
Description
Number of pages after which previously performed writes by the background writer are flushed to disk.
Data type
integer
Default value
64
Allowed values
0-256
Parameter type
dynamic
Documentation
bgwriter_flush_after
bgwriter_lru_maxpages
Attribute
Value
Category
Resource Usage / Background Writer
Description
In each round, no more than this many buffers will be written by the background writer.
Data type
integer
Default value
100
Allowed values
0-1073741823
Parameter type
dynamic
Documentation
bgwriter_lru_maxpages
bgwriter_lru_multiplier
Attribute
Value
Category
Resource Usage / Background Writer
Description
The average recent need of buffers is multiplied by bgwriter_lru_multiplier to arrive at an estimate of the number of buffers that will be needed during the next round.
Data type
numeric
Default value
2
Allowed values
0-10
Parameter type
dynamic
Documentation
bgwriter_lru_multiplier
bgwriter_delay
Attribute
Value
Category
Resource Usage / Background Writer
Description
Specifies the delay between activity rounds for the background writer. In each round the writer issues writes for some number of dirty buffers.
Data type
integer
Default value
20
Allowed values
10-10000
Parameter type
dynamic
Documentation
bgwriter_delay
bgwriter_flush_after
Attribute
Value
Category
Resource Usage / Background Writer
Description
Number of pages after which previously performed writes by the background writer are flushed to disk.
Data type
integer
Default value
64
Allowed values
0-256
Parameter type
dynamic
Documentation
bgwriter_flush_after
bgwriter_lru_maxpages
Attribute
Value
Category
Resource Usage / Background Writer
Description
In each round, no more than this many buffers will be written by the background writer.
Data type
integer
Default value
100
Allowed values
0-1073741823
Parameter type
dynamic
Documentation
bgwriter_lru_maxpages
bgwriter_lru_multiplier
Attribute
Value
Category
Resource Usage / Background Writer
Description
The average recent need of buffers is multiplied by bgwriter_lru_multiplier to arrive at an estimate of the number of buffers that will be needed during the next round.
Data type
numeric
Default value
2
Allowed values
0-10
Parameter type
dynamic
Documentation
bgwriter_lru_multiplier
bgwriter_delay
Attribute
Value
Category
Resource Usage / Background Writer
Description
Specifies the delay between activity rounds for the background writer. In each round the writer issues writes for some number of dirty buffers.
Data type
integer
Default value
20
Allowed values
10-10000
Parameter type
dynamic
Documentation
bgwriter_delay
bgwriter_flush_after
Attribute
Value
Category
Resource Usage / Background Writer
Description
Number of pages after which previously performed writes by the background writer are flushed to disk.
Data type
integer
Default value
64
Allowed values
0-256
Parameter type
dynamic
Documentation
bgwriter_flush_after
bgwriter_lru_maxpages
Attribute
Value
Category
Resource Usage / Background Writer
Description
In each round, no more than this many buffers will be written by the background writer.
Data type
integer
Default value
100
Allowed values
0-1073741823
Parameter type
dynamic
Documentation
bgwriter_lru_maxpages
bgwriter_lru_multiplier
Attribute
Value
Category
Resource Usage / Background Writer
Description
The average recent need of buffers is multiplied by bgwriter_lru_multiplier to arrive at an estimate of the number of buffers that will be needed during the next round.
Data type
numeric
Default value
2
Allowed values
0-10
Parameter type
dynamic
Documentation
bgwriter_lru_multiplier
bgwriter_delay
Attribute
Value
Category
Resource Usage / Background Writer
Description
Specifies the delay between activity rounds for the background writer. In each round the writer issues writes for some number of dirty buffers.
Data type
integer
Default value
20
Allowed values
10-10000
Parameter type
dynamic
Documentation
bgwriter_delay
bgwriter_flush_after
Attribute
Value
Category
Resource Usage / Background Writer
Description
Number of pages after which previously performed writes by the background writer are flushed to disk.
Data type
integer
Default value
64
Allowed values
0-256
Parameter type
dynamic
Documentation
bgwriter_flush_after
bgwriter_lru_maxpages
Attribute
Value
Category
Resource Usage / Background Writer
Description
In each round, no more than this many buffers will be written by the background writer.
Data type
integer
Default value
100
Allowed values
0-1073741823
Parameter type
dynamic
Documentation
bgwriter_lru_maxpages
bgwriter_lru_multiplier
Attribute
Value
Category
Resource Usage / Background Writer
Description
The average recent need of buffers is multiplied by bgwriter_lru_multiplier to arrive at an estimate of the number of buffers that will be needed during the next round.
Data type
numeric
Default value
2
Allowed values
0-10
Parameter type
dynamic
Documentation
bgwriter_lru_multiplier
bgwriter_delay
Attribute
Value
Category
Resource Usage / Background Writer
Description
Specifies the delay between activity rounds for the background writer. In each round the writer issues writes for some number of dirty buffers.
Data type
integer
Default value
20
Allowed values
10-10000
Parameter type
dynamic
Documentation
bgwriter_delay
bgwriter_flush_after
Attribute
Value
Category
Resource Usage / Background Writer
Description
Number of pages after which previously performed writes by the background writer are flushed to disk.
Data type
integer
Default value
64
Allowed values
0-256
Parameter type
dynamic
Documentation
bgwriter_flush_after
bgwriter_lru_maxpages
Attribute
Value
Category
Resource Usage / Background Writer
Description
In each round, no more than this many buffers will be written by the background writer.
Data type
integer
Default value
100
Allowed values
0-1073741823
Parameter type
dynamic
Documentation
bgwriter_lru_maxpages
bgwriter_lru_multiplier
Attribute
Value
Category
Resource Usage / Background Writer
Description
The average recent need of buffers is multiplied by bgwriter_lru_multiplier to arrive at an estimate of the number of buffers that will be needed during the next round.
Data type
numeric
Default value
2
Allowed values
0-10
Parameter type
dynamic
Documentation
bgwriter_lru_multiplier