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fix pg17 pg_stat_checkpointer & pg_stat_bgwriter change
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,121 @@ | ||
| ## | ||
| # SYNOPSIS | ||
| # pg_checkpointer_* | ||
| # | ||
| # DESCRIPTION | ||
| # PostgreSQL checkpointer writer metrics | ||
| # | ||
| # OPTIONS | ||
| # Tags [cluster] | ||
| # TTL 10 | ||
| # Priority 0 | ||
| # Timeout 100ms | ||
| # Fatal false | ||
| # Version 170000 ~ higher | ||
| # Source 331-pg_checkpointer.yml | ||
| # | ||
| # METRICS | ||
| # timed (COUNTER) | ||
| # Number of scheduled checkpoints that have been performed | ||
| # req (COUNTER) | ||
| # Number of requested checkpoints that have been performed | ||
| # restartpoints_timed (COUNTER) | ||
| # Number of scheduled restartpoints due to timeout or after a failed attempt to perform it | ||
| # restartpoints_req (COUNTER) | ||
| # Number of requested restartpoints | ||
| # restartpoints_done (COUNTER) | ||
| # Number of restartpoints that have been performed | ||
| # write_time (COUNTER) | ||
| # Total amount of time that has been spent in the portion of checkpoint processing where files are written to disk, in seconds | ||
| # sync_time (COUNTER) | ||
| # Total amount of time that has been spent in the portion of checkpoint processing where files are synchronized to disk, in seconds | ||
| # buffers_written (COUNTER) | ||
| # Number of buffers written during checkpoints and restartpoints | ||
| # reset_time (COUNTER) | ||
| # Time at which bgwriter statistics were last reset | ||
| # | ||
|
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||
| pg_checkpointer_17: | ||
| name: pg_checkpointer | ||
| desc: "PostgreSQL checkpointer stat metrics (PG 17+)" | ||
| # https://www.postgresql.org/docs/devel/monitoring-stats.html#MONITORING-PG-STAT-CHECKPOINTER-VIEW | ||
| query: SELECT num_timed, num_requested, restartpoints_timed, restartpoints_req, restartpoints_done, write_time, sync_time, buffers_written, extract(EPOCH FROM stats_reset) AS reset_time FROM pg_stat_checkpointer; | ||
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| ttl: 10 | ||
| min_version: 170000 | ||
| tags: | ||
| - cluster | ||
|
|
||
| metrics: | ||
| - num_timed: | ||
| usage: COUNTER | ||
| rename: timed | ||
| description: Number of scheduled checkpoints that have been performed | ||
| - num_requested: | ||
| rename: req | ||
| usage: COUNTER | ||
| description: Number of requested checkpoints that have been performed | ||
| - restartpoints_timed: | ||
| usage: COUNTER | ||
| description: Number of scheduled restartpoints due to timeout or after a failed attempt to perform it | ||
| - restartpoints_req: | ||
| usage: COUNTER | ||
| description: Number of requested restartpoints | ||
| - restartpoints_done: | ||
| usage: COUNTER | ||
| description: Number of restartpoints that have been performed | ||
| - write_time: | ||
| usage: COUNTER | ||
| scale: 1e-3 | ||
| description: Total amount of time that has been spent in the portion of checkpoint processing where files are written to disk, in seconds | ||
| - sync_time: | ||
| usage: COUNTER | ||
| scale: 1e-3 | ||
| description: Total amount of time that has been spent in the portion of checkpoint processing where files are synchronized to disk, in seconds | ||
| - buffers_written: | ||
| usage: COUNTER | ||
| description: Number of buffers written during checkpoints and restartpoints | ||
| - reset_time: | ||
| usage: COUNTER | ||
| description: Time at which checkpointer statistics were last reset | ||
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||
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| pg_checkpointer_94_16: | ||
| name: pg_checkpointer | ||
| desc: "PostgreSQL checkpointer stat metrics (PG 16-)" | ||
| # https://pgpedia.info/p/pg_stat_bgwriter.html | ||
| query: SELECT checkpoints_timed, checkpoints_req, checkpoint_write_time, checkpoint_sync_time, buffers_checkpoint, extract(EPOCH FROM stats_reset) AS reset_time FROM pg_stat_bgwriter; | ||
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| ttl: 10 | ||
| min_version: 090400 | ||
| max_version: 170000 | ||
| tags: | ||
| - cluster | ||
|
|
||
| metrics: | ||
| - checkpoints_timed: | ||
| usage: COUNTER | ||
| rename: timed | ||
| description: Number of scheduled checkpoints that have been performed | ||
| - checkpoints_req: | ||
| usage: COUNTER | ||
| rename: req | ||
| description: Number of requested checkpoints that have been performed | ||
| - checkpoint_write_time: | ||
| rename: write_time | ||
| usage: COUNTER | ||
| scale: 1e-3 | ||
| description: Total amount of time that has been spent in the portion of checkpoint processing where files are written to disk, in seconds | ||
| - checkpoint_sync_time: | ||
| usage: COUNTER | ||
| rename: sync_time | ||
| scale: 1e-3 | ||
| description: Total amount of time that has been spent in the portion of checkpoint processing where files are synchronized to disk, in seconds | ||
| - buffers_checkpoint: | ||
| usage: COUNTER | ||
| rename: buffers_written | ||
| description: Number of buffers written during checkpoints and restartpoints | ||
| - reset_time: | ||
| usage: COUNTER | ||
| description: Time at which checkpointer statistics were last reset | ||
|
|