![]() ![]() The number of connections which state is active ![]() Meter_pg_checkpoint_write_time_rate meter_pg_checkpoint_sync_time_rate meter_pg_checkpoint_req_rate meter_pg_checkpoint_timed_rate All temporary files are counted, regardless of why the temporary file was created, and regardless of the log_temp_files setting The rate of total amount of data written to temporary files by queries in this database. The trend of the number of deadlocks detected in this database The trend of the number of queries canceled due to conflicts with recovery in this database Meter_pg_buffers_alloc meter_pg_buffers_checkpoint meter_pg_buffers_clean meter_pg_buffers_backend_fsync meter_pg_buffers_backend The trend of the number of transactions in this database that have been rolled back The trend of the number of transactions in this database that have been committed The trend of the number of rows returned by queries in this database. The trend of the number of rows deleted by queries in this database. The trend of the number of rows updated by queries in this database. The trend of the number of rows inserted by queries in this database. The trend of the number of rows fetched by queries in this database. The maximum memory to be used for query workspaces. The maximum number of parallel processes per executor node Maximum number of concurrent worker processes The planner’s estimate of the cost of a nonsequentially fetched disk page. The planner’s estimate of the cost of a sequentially fetched disk page. The maximum memory to be used for maintenance operations The planner’s assumption about the total size of the data caches The number of shared memory buffers used by the server Each PostgreSQL server is cataloged as an Instance in OAP. PostgreSQL cluster is cataloged as a Layer: PostgreSQL Service in OAP.
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