Technologies/PostgreSQL/buffers_backend
PostgreSQLPostgreSQLMetric

buffers_backend

Buffers written by backends
Dimensions:None
Available on:DatadogDatadog (1)Native (1)PrometheusPrometheus (1)
Interface Metrics (3)
DatadogDatadog
The number of buffers written directly by a backend.
Dimensions:None
Native
Number of buffers written directly by backends
Dimensions:None
PrometheusPrometheus
Number of buffers written directly by a backend
Dimensions:None
Sources
postgresql.bgwriter.buffers_backendgithub.com
buffers_backendgithub.com
stat_bgwriter_buffers_backend_totalgithub.com

Technical Annotations (5)

Configuration Parameters (4)
bgwriter_lru_maxpages
Maximum buffers background writer can write per round
bgwriter_lru_multiplier
Multiplier for background writer activity
checkpoint_timeout
Time between automatic checkpoints
max_wal_size
Maximum WAL size before checkpoint
Technical References (1)
pg_stat_bgwritercomponent
Related Insights (1)
Background writer cannot keep up with I/O demandwarning
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