57 lines
1.9 KiB
YAML
57 lines
1.9 KiB
YAML
- name: bgwriter
|
|
type: group
|
|
description: >
|
|
Statistics about the background writer process's activity. Collected using the
|
|
pg_stat_bgwriter query.
|
|
release: ga
|
|
fields:
|
|
- name: checkpoints.scheduled
|
|
type: long
|
|
description: >
|
|
Number of scheduled checkpoints that have been performed.
|
|
- name: checkpoints.requested
|
|
type: long
|
|
description: >
|
|
Number of requested checkpoints that have been performed.
|
|
- name: checkpoints.times.write.ms
|
|
type: float
|
|
description: >
|
|
Total amount of time that has been spent in the portion of checkpoint
|
|
processing where files are written to disk, in milliseconds.
|
|
- name: checkpoints.times.sync.ms
|
|
type: float
|
|
description: >
|
|
Total amount of time that has been spent in the portion of checkpoint
|
|
processing where files are synchronized to disk, in milliseconds.
|
|
- name: buffers.checkpoints
|
|
type: long
|
|
description: >
|
|
Number of buffers written during checkpoints.
|
|
- name: buffers.clean
|
|
type: long
|
|
description: >
|
|
Number of buffers written by the background writer.
|
|
- name: buffers.clean_full
|
|
type: long
|
|
description: >
|
|
Number of times the background writer stopped a cleaning scan because it
|
|
had written too many buffers.
|
|
- name: buffers.backend
|
|
type: long
|
|
description: >
|
|
Number of buffers written directly by a backend.
|
|
- name: buffers.backend_fsync
|
|
type: long
|
|
description: >
|
|
Number of times a backend had to execute its own fsync call (normally
|
|
the background writer handles those even when the backend does its own
|
|
write)
|
|
- name: buffers.allocated
|
|
type: long
|
|
description: >
|
|
Number of buffers allocated.
|
|
- name: stats_reset
|
|
type: date
|
|
description: >
|
|
Time at which these statistics were last reset.
|